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Alta Mesa Resources, Inc./DE – ‘10-K’ for 12/31/19 – ‘EX-101.LAB’

On:  Thursday, 3/5/20, at 4:31pm ET   ·   For:  12/31/19   ·   Accession #:  1690769-20-32   ·   File #:  1-38040

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  As Of               Filer                 Filing    For·On·As Docs:Size

 3/05/20  Alta Mesa Resources, Inc./DE      10-K       12/31/19  142:21M

Annual Report   —   Form 10-K   —   Sect. 13 / 15(d) – SEA’34
Filing Table of Contents

Document/Exhibit                   Description                      Pages   Size 

 1: 10-K        Annual Report                                       HTML   2.49M 
 3: EX-4.10     Instrument Defining the Rights of Security Holders  HTML    581K 
 2: EX-4.9      Instrument Defining the Rights of Security Holders  HTML    485K 
 4: EX-10.24    Material Contract                                   HTML     41K 
 5: EX-21.1     Subsidiaries List -- exhibit211                     HTML     38K 
10: EX-99.1     Miscellaneous Exhibit                               HTML    125K 
 6: EX-31.1     Certification -- §302 - SOA'02                      HTML     43K 
 7: EX-31.2     Certification -- §302 - SOA'02                      HTML     43K 
 8: EX-32.1     Certification -- §906 - SOA'02                      HTML     39K 
 9: EX-32.2     Certification -- §906 - SOA'02                      HTML     39K 
57: R1          Cover Page                                          HTML    101K 
140: R2          Consolidated Statements of Operations               HTML    144K  
95: R3          Consolidated Balance Sheets                         HTML    175K 
38: R4          Consolidated Balance Sheets (Parenthetical)         HTML     62K 
56: R5          Consolidated Statements of Cash Flows               HTML    160K 
138: R6          Consolidated Statements of Changes in               HTML    118K  
                Stockholders' Equity (Successor)                                 
93: R7          Consolidated Statement of Changes in Partners'      HTML     48K 
                Capital                                                          
40: R8          Description of Business                             HTML     53K 
54: R9          Summary of Significant Accounting Policies          HTML    123K 
73: R10         Chapter 11 Proceedings                              HTML    132K 
27: R11         Impairment of Assets                                HTML     87K 
109: R12         Adoption of Asu No. 2016-02, Leases Adoption of     HTML     77K  
                Asu No. 2016-02, Leases                                          
125: R13         Receivables                                         HTML    111K  
74: R14         Earnings Per Share                                  HTML     50K 
29: R15         Supplemental Cash Flow Information                  HTML     67K 
110: R16         Significant Acquisitions and Divestitures           HTML     85K  
126: R17         Property and Equipment                              HTML     81K  
77: R18         Discontinued Operations (Predecessor)               HTML     59K 
25: R19         Fair Value Measurements                             HTML     87K 
81: R20         Derivatives                                         HTML     84K 
129: R21         Intangible Assets                                   HTML     43K  
51: R22         Equity Method Investment                            HTML     48K 
36: R23         Asset Retirement Obligations                        HTML     68K 
82: R24         Long-Term Debt, Net                                 HTML     80K 
130: R25         Accounts Payable and Accrued Liabilities            HTML     59K  
52: R26         Commitments and Contingencies                       HTML     79K 
37: R27         Employee Benefit Plans Employee Benefit Plans       HTML     41K 
80: R28         Significant Concentrations                          HTML     59K 
131: R29         Stockholders' Equity and Partners' Capital          HTML     62K  
122: R30         Equity-Based Compensation (Successor)               HTML    130K  
105: R31         Income Taxes                                        HTML    101K  
32: R32         Related Party Transactions                          HTML     60K 
79: R33         Business Segment Information                        HTML    293K 
121: R34         Supplemental Oil and Gas Disclosures (Unaudited)    HTML    260K  
104: R35         Summary of Significant Accounting Policies          HTML    202K  
                (Policies)                                                       
31: R36         Chapter 11 Proceedings (Tables)                     HTML    126K 
78: R37         Impairment of Assets (Tables)                       HTML     75K 
119: R38         Adoption of Asu No. 2016-02, Leases (Tables)        HTML     77K  
107: R39         Receivables (Tables)                                HTML    101K  
142: R40         Earnings Per Share (Tables)                         HTML     48K  
92: R41         Supplemental Cash Flow Information (Tables)         HTML     66K 
41: R42         Significant Acquisitions and Divestitures (Tables)  HTML     75K 
55: R43         Property and Equipment (Tables)                     HTML     79K 
141: R44         Discontinued Operations (Predecessor) (Tables)      HTML     63K  
91: R45         Fair Value Measurements (Tables)                    HTML     84K 
39: R46         Derivatives (Tables)                                HTML     86K 
53: R47         Intangible Assets (Tables)                          HTML     43K 
139: R48         Equity Method Investment (Tables)                   HTML     57K  
94: R49         Asset Retirement Obligations (Tables)               HTML     68K 
102: R50         Long-Term Debt, Net (Tables)                        HTML     66K  
116: R51         Accounts Payable and Accrued Liabilities (Tables)   HTML     59K  
64: R52         Commitments and Contingencies (Tables)              HTML     59K 
16: R53         Significant Concentrations (Tables)                 HTML     56K 
103: R54         Equity-Based Compensation (Successor) (Tables)      HTML    127K  
117: R55         Income Taxes (Tables)                               HTML    101K  
65: R56         Business Segment Information (Tables)               HTML    292K 
17: R57         Supplemental Oil and Gas Disclosures (Unaudited)    HTML    279K 
                (Tables)                                                         
101: R58         Description of Business (Details)                   HTML     48K  
118: R59         Summary of Significant Accounting Policies          HTML     73K  
                (Details)                                                        
58: R60         Chapter 11 Proceedings (Liabilities Subject to      HTML     55K 
                Compromise) (Details)                                            
44: R61         Chapter 11 Proceedings (Reorganization Items)       HTML     48K 
                (Details)                                                        
87: R62         Chapter 11 Proceedings (Narrative) (Details)        HTML     47K 
134: R63         Chapter 11 Proceedings (Statement of Operations)    HTML    124K  
                (Details)                                                        
61: R64         Chapter 11 Proceedings (Balance Sheet) (Details)    HTML    140K 
47: R65         Chapter 11 Proceedings (Cash Flows) (Details)       HTML    143K 
90: R66         Impairment of Assets (Schedule of Impairments)      HTML     66K 
                (Details)                                                        
137: R67         Impairment of Assets (Narrative) (Details)          HTML     83K  
62: R68         Adoption of Asu No. 2016-02, Leases (Narrative)     HTML     49K 
                (Details)                                                        
42: R69         Adoption of Asu No. 2016-02, Leases (Lease Costs)   HTML     51K 
                (Details)                                                        
21: R70         Adoption of Asu No. 2016-02, Leases (Operating      HTML     62K 
                Lease Liability Maturities) (Details)                            
71: R71         Receivables (Schedule of Accounts Receivable)       HTML     50K 
                (Details)                                                        
115: R72         Receivables (Schedule of Related Party              HTML     55K  
                Receivables) (Details)                                           
99: R73         Receivables (Narrative) (Details)                   HTML     65K 
18: R74         Receivables (Management Services Agreement with     HTML     57K 
                HMI) (Details)                                                   
68: R75         Receivables (Allowance for Doubtful Accounts)       HTML     50K 
                (Details)                                                        
112: R76         Earnings Per Share (Net Loss Attributable to        HTML     54K  
                Common Stockholders) (Details)                                   
96: R77         Earnings Per Share (Narrative) (Details)            HTML     47K 
23: R78         Supplemental Cash Flow Information (Supplemental    HTML     64K 
                Disclosures To The Consolidated Statements Of Cash               
                Flows) (Details)                                                 
67: R79         Significant Acquisitions and Divestitures           HTML    131K 
                (Narrative) (Details)                                            
20: R80         Significant Acquisitions and Divestitures           HTML     62K 
                (Earn-Out Consideration) (Details)                               
70: R81         Significant Acquisitions and Divestitures           HTML     90K 
                (Purchase Consideration) (Details)                               
114: R82         Property and Equipment (Summary Of Property And     HTML     74K  
                Equipment) (Details)                                             
98: R83         Property and Equipment (Depreciation and            HTML     47K 
                Depletion) (Details)                                             
19: R84         Property and Equipment (Sale of Produced Water      HTML     50K 
                Assets) (Details)                                                
69: R85         Discontinued Operations (Predecessor) (Narrative)   HTML     49K 
                (Details)                                                        
113: R86         Discontinued Operations (Predecessor) (Schedule Of  HTML     83K  
                Operations And Other Items Reclassified In                       
                Discontinued Operations) (Details)                               
97: R87         Discontinued Operations (Predecessor) (Total        HTML     47K 
                Operating And Investing Cash Flows Of Discontinued               
                Operations) (Details)                                            
22: R88         Fair Value Measurements (Details)                   HTML     74K 
66: R89         Derivatives (Additional Information) (Details)      HTML     46K 
59: R90         Derivatives (Fair Values Of Derivative Contracts)   HTML     73K 
                (Details)                                                        
45: R91         Derivatives (Effect Of Derivative Instruments In    HTML     47K 
                The Consolidated Statements Of Operations)                       
                (Details)                                                        
88: R92         Intangible Assets (Schedule Of Finite-Lived         HTML     44K 
                Customer Relationships) (Details)                                
135: R93         Intangible Assets (Narrative) (Details)             HTML     40K  
60: R94         Equity Method Investment (Details)                  HTML     72K 
46: R95         Asset Retirement Obligations (Details)              HTML     66K 
89: R96         Long-Term Debt, Net (Long-Term Debt, Net)           HTML     66K 
                (Details)                                                        
136: R97         Long-Term Debt, Net (Narrative) (Details)           HTML    120K  
63: R98         Long-Term Debt, Net (Summary Of Future Maturities   HTML     46K 
                Of Long-Term Debt) (Details)                                     
43: R99         Accounts Payable and Accrued Liabilities (Details)  HTML     60K 
26: R100        Commitments and Contingencies (Schedule Of Firm     HTML     69K 
                Transportation Contracts) (Details)                              
72: R101        Commitments and Contingencies (Narrative)           HTML     51K 
                (Details)                                                        
124: R102        Employee Benefit Plans (Details)                    HTML     51K  
108: R103        Significant Concentrations (Details)                HTML     62K  
30: R104        Stockholders' Equity and Partners' Capital          HTML    122K 
                (Details)                                                        
75: R105        Equity-Based Compensation (Successor) (Narrative)   HTML     93K 
                (Details)                                                        
127: R106        Equity-Based Compensation (Successor) (Schedule of  HTML     84K  
                Outstanding Stock Options) (Details)                             
111: R107        Equity-Based Compensation (Successor) (Summary of   HTML     49K  
                Assumptions Used to Determine the Fair Value of                  
                Options) (Details)                                               
24: R108        Equity-Based Compensation (Successor) (Schedule of  HTML     73K 
                Restricted Stock Awards and PSUs Granted)                        
                (Details)                                                        
76: R109        Income Taxes (Schedule Of Components Of Income Tax  HTML     62K 
                Expense (Benefit)) (Details)                                     
50: R110        Income Taxes (Income Tax Rate Reconciliation)       HTML     90K 
                (Details)                                                        
34: R111        Income Taxes (Deferred Tax Assets and Liabilities)  HTML     62K 
                (Details)                                                        
86: R112        Income Taxes (Narrative) (Details)                  HTML     51K 
133: R113        Related Party Transactions (Details)                HTML    126K  
49: R114        Business Segment Information (Narrative) (Details)  HTML     38K 
33: R115        Business Segment Information (Schedule Of Results   HTML    263K 
                Of Reportable Segments) (Details)                                
85: R116        Supplemental Oil and Gas Disclosures (Unaudited)    HTML    128K 
                (Estimated Quantities of Proved Reserves)                        
                (Details)                                                        
132: R117        Supplemental Oil and Gas Disclosures (Unaudited)    HTML     55K  
                (Results of Operations) (Details)                                
48: R118        Supplemental Oil and Gas Disclosures (Unaudited)    HTML     48K 
                (Capitalized Costs Relating to Oil and Natural Gas               
                Producing Activities) (Details)                                  
35: R119        Supplemental Oil and Gas Disclosures (Unaudited)    HTML     55K 
                (Costs Incurred in Oil and Natural Gas                           
                Acquisition, Exploration and Development                         
                Activities) (Details)                                            
106: R120        Supplemental Oil and Gas Disclosures (Unaudited)    HTML     67K  
                (Components Of The Standardized Measure Of                       
                Discounted Future Net Cash Flows) (Details)                      
123: R121        Supplemental Oil and Gas Disclosures (Unaudited)    HTML     80K  
                (Components Of Changes In Standardized Measure Of                
                Discounted Future Net Cash Flows) (Details)                      
120: R9999       Uncategorized Items - amr-2019x10xkxpresale.htm     HTML     36K  
128: XML         IDEA XML File -- Filing Summary                      XML    274K  
100: XML         XBRL Instance -- amr-2019x10xkxpresale_htm           XML   4.96M  
28: EXCEL       IDEA Workbook of Financial Reports                  XLSX    186K 
12: EX-101.CAL  XBRL Calculations -- amr-20191231_cal                XML    526K 
13: EX-101.DEF  XBRL Definitions -- amr-20191231_def                 XML   1.55M 
14: EX-101.LAB  XBRL Labels -- amr-20191231_lab                      XML   3.20M 
15: EX-101.PRE  XBRL Presentations -- amr-20191231_pre               XML   2.10M 
11: EX-101.SCH  XBRL Schema -- amr-20191231                          XSD    348K 
84: JSON        XBRL Instance as JSON Data -- MetaLinks              649±   998K 
83: ZIP         XBRL Zipped Folder -- 0001690769-20-000032-xbrl      Zip    884K

‘EX-101.LAB’   —   XBRL Labels — amr-20191231_lab

This Exhibit is an XBRL XML File.

                                                                                                                                                                                
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<link:label id="lab_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_5983BD509BA9341B519D8DBAE0BB3B58_label_en-US" xlink:label="lab_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_667976E739C551DF8099928566C3687A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group Name [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_667976E739C551DF8099928566C3687A" xlink:type="locator"/>
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<link:label id="lab_amr_MidstreamAssetsMember_E8FB106376D03D151E448DBAE0BBA977_terseLabel_en-US" xlink:label="lab_amr_MidstreamAssetsMember_E4219302A09A5C5CB468E50D2656D507" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Midstream Assets </link:label>
<link:label id="lab_amr_MidstreamAssetsMember_E8FB106376D03D151E448DBAE0BBA977_label_en-US" xlink:label="lab_amr_MidstreamAssetsMember_E4219302A09A5C5CB468E50D2656D507" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Midstream Assets [Member] </link:label>
<link:label id="lab_amr_MidstreamAssetsMember_E8FB106376D03D151E448DBAE0BBA977_documentation_en-US" xlink:label="lab_amr_MidstreamAssetsMember_E4219302A09A5C5CB468E50D2656D507" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Midstream Assets [Member] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_MidstreamAssetsMember" xlink:label="loc_amr_MidstreamAssetsMember_E4219302A09A5C5CB468E50D2656D507" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_MidstreamAssetsMember_E4219302A09A5C5CB468E50D2656D507" xlink:to="lab_amr_MidstreamAssetsMember_E4219302A09A5C5CB468E50D2656D507" xlink:type="arc"/>
<link:label id="lab_us-gaap_BusinessAcquisitionAxis_11655F4BE525B8650DCE8DBAE0BB2471_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionAxis_27A31C326C215DA6A9C068C36185B308" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Business Acquisition [Axis] </link:label>
<link:label id="lab_us-gaap_BusinessAcquisitionAxis_11655F4BE525B8650DCE8DBAE0BB2471_label_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionAxis_27A31C326C215DA6A9C068C36185B308" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Acquisition [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_27A31C326C215DA6A9C068C36185B308" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_27A31C326C215DA6A9C068C36185B308" xlink:to="lab_us-gaap_BusinessAcquisitionAxis_27A31C326C215DA6A9C068C36185B308" xlink:type="arc"/>
<link:label id="lab_us-gaap_BusinessAcquisitionAcquireeDomain_5129C4C320362D8527418DBAE0BB197B_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionAcquireeDomain_E48A509ECD29535B915B9A503E220041" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Business Acquisition, Acquiree [Domain] </link:label>
<link:label id="lab_us-gaap_BusinessAcquisitionAcquireeDomain_5129C4C320362D8527418DBAE0BB197B_label_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionAcquireeDomain_E48A509ECD29535B915B9A503E220041" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Acquisition, Acquiree [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_E48A509ECD29535B915B9A503E220041" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_E48A509ECD29535B915B9A503E220041" xlink:to="lab_us-gaap_BusinessAcquisitionAcquireeDomain_E48A509ECD29535B915B9A503E220041" xlink:type="arc"/>
<link:label id="lab_amr_CimarronExpressPipelineLLCMember_63102943C9BC9BE5EE298DBAE0BC8671_terseLabel_en-US" xlink:label="lab_amr_CimarronExpressPipelineLLCMember_AD4FE94607AE5893AD894A1894B7146D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cimarron Express Pipeline, LLC </link:label>
<link:label id="lab_amr_CimarronExpressPipelineLLCMember_63102943C9BC9BE5EE298DBAE0BC8671_label_en-US" xlink:label="lab_amr_CimarronExpressPipelineLLCMember_AD4FE94607AE5893AD894A1894B7146D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cimarron Express Pipeline, LLC [Member] </link:label>
<link:label id="lab_amr_CimarronExpressPipelineLLCMember_63102943C9BC9BE5EE298DBAE0BC8671_documentation_en-US" xlink:label="lab_amr_CimarronExpressPipelineLLCMember_AD4FE94607AE5893AD894A1894B7146D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Cimarron Express Pipeline, LLC [Member] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_CimarronExpressPipelineLLCMember" xlink:label="loc_amr_CimarronExpressPipelineLLCMember_AD4FE94607AE5893AD894A1894B7146D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_CimarronExpressPipelineLLCMember_AD4FE94607AE5893AD894A1894B7146D" xlink:to="lab_amr_CimarronExpressPipelineLLCMember_AD4FE94607AE5893AD894A1894B7146D" xlink:type="arc"/>
<link:label id="lab_us-gaap_SubsequentEventTypeAxis_164075B3211B02DE8BEE8DBAE0BCCC73_terseLabel_en-US" xlink:label="lab_us-gaap_SubsequentEventTypeAxis_38BF9D28C6595748973899E6FF7E98F0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Subsequent Event Type [Axis] </link:label>
<link:label id="lab_us-gaap_SubsequentEventTypeAxis_164075B3211B02DE8BEE8DBAE0BCCC73_label_en-US" xlink:label="lab_us-gaap_SubsequentEventTypeAxis_38BF9D28C6595748973899E6FF7E98F0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Subsequent Event Type [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_SubsequentEventTypeAxis" xlink:label="loc_us-gaap_SubsequentEventTypeAxis_38BF9D28C6595748973899E6FF7E98F0" xlink:type="locator"/>
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<link:label id="lab_us-gaap_SubsequentEventTypeDomain_5E1B9CE57877C9D174A48DBAE0BC550E_terseLabel_en-US" xlink:label="lab_us-gaap_SubsequentEventTypeDomain_AB8CD3A822BB50FBB2DCDAF63A4C13F4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Subsequent Event Type [Domain] </link:label>
<link:label id="lab_us-gaap_SubsequentEventTypeDomain_5E1B9CE57877C9D174A48DBAE0BC550E_label_en-US" xlink:label="lab_us-gaap_SubsequentEventTypeDomain_AB8CD3A822BB50FBB2DCDAF63A4C13F4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Subsequent Event Type [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_SubsequentEventTypeDomain" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_AB8CD3A822BB50FBB2DCDAF63A4C13F4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubsequentEventTypeDomain_AB8CD3A822BB50FBB2DCDAF63A4C13F4" xlink:to="lab_us-gaap_SubsequentEventTypeDomain_AB8CD3A822BB50FBB2DCDAF63A4C13F4" xlink:type="arc"/>
<link:label id="lab_us-gaap_SubsequentEventMember_5D79CF51D8D2C3C77F888DBAE0BC7E5F_terseLabel_en-US" xlink:label="lab_us-gaap_SubsequentEventMember_CFF52687686951B38DF625A5C5A7428F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Subsequent Event </link:label>
<link:label id="lab_us-gaap_SubsequentEventMember_5D79CF51D8D2C3C77F888DBAE0BC7E5F_label_en-US" xlink:label="lab_us-gaap_SubsequentEventMember_CFF52687686951B38DF625A5C5A7428F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Subsequent Event [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_SubsequentEventMember" xlink:label="loc_us-gaap_SubsequentEventMember_CFF52687686951B38DF625A5C5A7428F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubsequentEventMember_CFF52687686951B38DF625A5C5A7428F" xlink:to="lab_us-gaap_SubsequentEventMember_CFF52687686951B38DF625A5C5A7428F" xlink:type="arc"/>
<link:label id="lab_us-gaap_StatementBusinessSegmentsAxis_B742CE10D0A73C8EAE948DBAE0BD8C11_terseLabel_en-US" xlink:label="lab_us-gaap_StatementBusinessSegmentsAxis_F28EB6881CF85967A8DBC2FD992FB046" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Segments [Axis] </link:label>
<link:label id="lab_us-gaap_StatementBusinessSegmentsAxis_B742CE10D0A73C8EAE948DBAE0BD8C11_label_en-US" xlink:label="lab_us-gaap_StatementBusinessSegmentsAxis_F28EB6881CF85967A8DBC2FD992FB046" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Segments [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_F28EB6881CF85967A8DBC2FD992FB046" xlink:type="locator"/>
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<link:label id="lab_us-gaap_SegmentDomain_E59B5A1BA95F16608AE38DBAE0BD3361_terseLabel_en-US" xlink:label="lab_us-gaap_SegmentDomain_BB430570EE76512C8BB9295A3B810264" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Segments [Domain] </link:label>
<link:label id="lab_us-gaap_SegmentDomain_E59B5A1BA95F16608AE38DBAE0BD3361_label_en-US" xlink:label="lab_us-gaap_SegmentDomain_BB430570EE76512C8BB9295A3B810264" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Segments [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_SegmentDomain" xlink:label="loc_us-gaap_SegmentDomain_BB430570EE76512C8BB9295A3B810264" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SegmentDomain_BB430570EE76512C8BB9295A3B810264" xlink:to="lab_us-gaap_SegmentDomain_BB430570EE76512C8BB9295A3B810264" xlink:type="arc"/>
<link:label id="lab_amr_UpstreamMember_ACABDB51219B14C4734E8DBAE0BD4C22_terseLabel_en-US" xlink:label="lab_amr_UpstreamMember_CE84169635AA5EBBA388622B2D7FCF00" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Upstream </link:label>
<link:label id="lab_amr_UpstreamMember_ACABDB51219B14C4734E8DBAE0BD4C22_label_en-US" xlink:label="lab_amr_UpstreamMember_CE84169635AA5EBBA388622B2D7FCF00" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Upstream [Member] </link:label>
<link:label id="lab_amr_UpstreamMember_ACABDB51219B14C4734E8DBAE0BD4C22_documentation_en-US" xlink:label="lab_amr_UpstreamMember_CE84169635AA5EBBA388622B2D7FCF00" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Upstream [Member] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_UpstreamMember" xlink:label="loc_amr_UpstreamMember_CE84169635AA5EBBA388622B2D7FCF00" xlink:type="locator"/>
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<link:label id="lab_amr_MidstreamMember_A03BE06B34B8787DB2DB8DBAE0BD6093_terseLabel_en-US" xlink:label="lab_amr_MidstreamMember_D48DEBFCBC01519C9614D807452B8BC9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Midstream </link:label>
<link:label id="lab_amr_MidstreamMember_A03BE06B34B8787DB2DB8DBAE0BD6093_label_en-US" xlink:label="lab_amr_MidstreamMember_D48DEBFCBC01519C9614D807452B8BC9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Midstream [Member] </link:label>
<link:label id="lab_amr_MidstreamMember_A03BE06B34B8787DB2DB8DBAE0BD6093_documentation_en-US" xlink:label="lab_amr_MidstreamMember_D48DEBFCBC01519C9614D807452B8BC9" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Midstream [Member] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_MidstreamMember" xlink:label="loc_amr_MidstreamMember_D48DEBFCBC01519C9614D807452B8BC9" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ContractWithCustomerDurationAxis_B12D6263E2195138C8B68DBAE0BD163A_terseLabel_en-US" xlink:label="lab_us-gaap_ContractWithCustomerDurationAxis_BE4319661F1D5A2F92974E397E3F0A22" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Contract with Customer, Duration [Axis] </link:label>
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<link:label id="lab_us-gaap_ContractWithCustomerDurationDomain_9C259719C48A142269518DBAE0BEF9B5_label_en-US" xlink:label="lab_us-gaap_ContractWithCustomerDurationDomain_8586FB3DD7435EE1824520C62CFB4A5B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Contract with Customer, Duration [Domain] </link:label>
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<link:label id="lab_us-gaap_LongTermContractWithCustomerMember_D94EBA73CE6283308A218DBAE0BE707E_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermContractWithCustomerMember_60995AB95F0E5C039992EB411496C329" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-term Contract with Customer </link:label>
<link:label id="lab_us-gaap_LongTermContractWithCustomerMember_D94EBA73CE6283308A218DBAE0BE707E_label_en-US" xlink:label="lab_us-gaap_LongTermContractWithCustomerMember_60995AB95F0E5C039992EB411496C329" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Contract with Customer [Member] </link:label>
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<link:label id="lab_us-gaap_GoodwillLineItems_2397B7216EDD5CDCE0758DBAE0BEF96B_terseLabel_en-US" xlink:label="lab_us-gaap_GoodwillLineItems_99B7748629EC5D1BAD02ADC7AB135C98" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Goodwill [Line Items] </link:label>
<link:label id="lab_us-gaap_GoodwillLineItems_2397B7216EDD5CDCE0758DBAE0BEF96B_label_en-US" xlink:label="lab_us-gaap_GoodwillLineItems_99B7748629EC5D1BAD02ADC7AB135C98" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Goodwill [Line Items] </link:label>
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<link:label id="lab_amr_BankruptcyClaimsSalesPrice_21E9C73480F22639BF598DBAE0BE3A7C_terseLabel_en-US" xlink:label="lab_amr_BankruptcyClaimsSalesPrice_AA95B82A2561519E8DA052E4C8475A70" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Unadjusted purchase price </link:label>
<link:label id="lab_amr_BankruptcyClaimsSalesPrice_21E9C73480F22639BF598DBAE0BE3A7C_label_en-US" xlink:label="lab_amr_BankruptcyClaimsSalesPrice_AA95B82A2561519E8DA052E4C8475A70" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Bankruptcy Claims, Sales Price </link:label>
<link:label id="lab_amr_BankruptcyClaimsSalesPrice_21E9C73480F22639BF598DBAE0BE3A7C_documentation_en-US" xlink:label="lab_amr_BankruptcyClaimsSalesPrice_AA95B82A2561519E8DA052E4C8475A70" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Bankruptcy Claims, Sales Price </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_BankruptcyClaimsSalesPrice" xlink:label="loc_amr_BankruptcyClaimsSalesPrice_AA95B82A2561519E8DA052E4C8475A70" xlink:type="locator"/>
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<link:label id="lab_amr_ImpairmentExpenseOfProvedAndUnprovedOilAndGasProperties_5D5A15856171CCDDAF568DBAE0BFA0BB_terseLabel_en-US" xlink:label="lab_amr_ImpairmentExpenseOfProvedAndUnprovedOilAndGasProperties_42453E081CFD53BEAE4C1E4F9FFEC900" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Impairment of proved and unproved oil and gas properties </link:label>
<link:label id="lab_amr_ImpairmentExpenseOfProvedAndUnprovedOilAndGasProperties_5D5A15856171CCDDAF568DBAE0BFA0BB_label_en-US" xlink:label="lab_amr_ImpairmentExpenseOfProvedAndUnprovedOilAndGasProperties_42453E081CFD53BEAE4C1E4F9FFEC900" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Impairment Expense Of Proved And Unproved Oil And Gas Properties </link:label>
<link:label id="lab_amr_ImpairmentExpenseOfProvedAndUnprovedOilAndGasProperties_5D5A15856171CCDDAF568DBAE0BFA0BB_documentation_en-US" xlink:label="lab_amr_ImpairmentExpenseOfProvedAndUnprovedOilAndGasProperties_42453E081CFD53BEAE4C1E4F9FFEC900" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Impairment Expense Of Proved And Unproved Oil And Gas Properties </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_ImpairmentExpenseOfProvedAndUnprovedOilAndGasProperties" xlink:label="loc_amr_ImpairmentExpenseOfProvedAndUnprovedOilAndGasProperties_42453E081CFD53BEAE4C1E4F9FFEC900" xlink:type="locator"/>
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<link:label id="lab_amr_ImpairmentExpenseExcludingProvedandUnprovedProperties_F889939B65C25CC143628DBAE0BFE614_terseLabel_en-US" xlink:label="lab_amr_ImpairmentExpenseExcludingProvedandUnprovedProperties_2ABD2E7A8D965F1FBF69D696DA318314" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Impairment Expense, Excluding Proved and Unproved Properties </link:label>
<link:label id="lab_amr_ImpairmentExpenseExcludingProvedandUnprovedProperties_F889939B65C25CC143628DBAE0BFE614_label_en-US" xlink:label="lab_amr_ImpairmentExpenseExcludingProvedandUnprovedProperties_2ABD2E7A8D965F1FBF69D696DA318314" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Impairment Expense, Excluding Proved and Unproved Properties </link:label>
<link:label id="lab_amr_ImpairmentExpenseExcludingProvedandUnprovedProperties_F889939B65C25CC143628DBAE0BFE614_documentation_en-US" xlink:label="lab_amr_ImpairmentExpenseExcludingProvedandUnprovedProperties_2ABD2E7A8D965F1FBF69D696DA318314" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Impairment Expense, Excluding Proved and Unproved Properties </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_ImpairmentExpenseExcludingProvedandUnprovedProperties" xlink:label="loc_amr_ImpairmentExpenseExcludingProvedandUnprovedProperties_2ABD2E7A8D965F1FBF69D696DA318314" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AssetImpairmentCharges_96F317F600C88EF3CA128DBAE0BF38C3_verboseLabel_en-US" xlink:label="lab_us-gaap_AssetImpairmentCharges_D7F5A78308B4594C852156A3458C109C" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Impairment of assets </link:label>
<link:label id="lab_us-gaap_AssetImpairmentCharges_96F317F600C88EF3CA128DBAE0BF38C3_label_en-US" xlink:label="lab_us-gaap_AssetImpairmentCharges_D7F5A78308B4594C852156A3458C109C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Asset Impairment Charges </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AssetImpairmentCharges" xlink:label="loc_us-gaap_AssetImpairmentCharges_D7F5A78308B4594C852156A3458C109C" xlink:type="locator"/>
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<link:label id="lab_amr_ImpairmentExpenseOfOperatingLeaseRightOfUseAsset_D7AF46A700C0B2C382E98DBAE0BF0A78_terseLabel_en-US" xlink:label="lab_amr_ImpairmentExpenseOfOperatingLeaseRightOfUseAsset_96EFD8E99E19546C890936D36E42FA36" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Impairment of operating lease right-of-use assets </link:label>
<link:label id="lab_amr_ImpairmentExpenseOfOperatingLeaseRightOfUseAsset_D7AF46A700C0B2C382E98DBAE0BF0A78_label_en-US" xlink:label="lab_amr_ImpairmentExpenseOfOperatingLeaseRightOfUseAsset_96EFD8E99E19546C890936D36E42FA36" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Impairment Expense Of Operating Lease, Right-Of-Use Asset </link:label>
<link:label id="lab_amr_ImpairmentExpenseOfOperatingLeaseRightOfUseAsset_D7AF46A700C0B2C382E98DBAE0BF0A78_documentation_en-US" xlink:label="lab_amr_ImpairmentExpenseOfOperatingLeaseRightOfUseAsset_96EFD8E99E19546C890936D36E42FA36" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Impairment Expense Of Operating Lease, Right-Of-Use Asset </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_ImpairmentExpenseOfOperatingLeaseRightOfUseAsset" xlink:label="loc_amr_ImpairmentExpenseOfOperatingLeaseRightOfUseAsset_96EFD8E99E19546C890936D36E42FA36" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OtherAssetImpairmentCharges_F1901DA9C2A7D207F5268DBAE0BFF1B1_verboseLabel_en-US" xlink:label="lab_us-gaap_OtherAssetImpairmentCharges_34D2D3B264B75490A07575AAE3A0CF92" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Impairment of other long-term assets </link:label>
<link:label id="lab_us-gaap_OtherAssetImpairmentCharges_F1901DA9C2A7D207F5268DBAE0BFF1B1_label_en-US" xlink:label="lab_us-gaap_OtherAssetImpairmentCharges_34D2D3B264B75490A07575AAE3A0CF92" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Asset Impairment Charges </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OtherAssetImpairmentCharges" xlink:label="loc_us-gaap_OtherAssetImpairmentCharges_34D2D3B264B75490A07575AAE3A0CF92" xlink:type="locator"/>
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<link:label id="lab_us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment_6623A94376A9EFD798138DBAE0BFBD57_terseLabel_en-US" xlink:label="lab_us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment_5664B192007A54788748D88A1C4BED7E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Impairment of Cimarron investment </link:label>
<link:label id="lab_us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment_6623A94376A9EFD798138DBAE0BFBD57_label_en-US" xlink:label="lab_us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment_5664B192007A54788748D88A1C4BED7E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Equity Method Investment, Other than Temporary Impairment </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment" xlink:label="loc_us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment_5664B192007A54788748D88A1C4BED7E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired_09EC6F50FAA0F3E0698D8DBAE0C07295_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired_44E8090D59675986A3E761B48D29E8F1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Percentage of ownership acquired </link:label>
<link:label id="lab_us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired_09EC6F50FAA0F3E0698D8DBAE0C07295_label_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired_44E8090D59675986A3E761B48D29E8F1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Acquisition, Percentage of Voting Interests Acquired </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired" xlink:label="loc_us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired_44E8090D59675986A3E761B48D29E8F1" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationConsideration_7E7434F2F0C5289C0E768DBAE0C004C1_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationConsideration_47885C3EF0F352B48AA1482D359BFF48" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Unadjusted purchase price </link:label>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationConsideration_7E7434F2F0C5289C0E768DBAE0C004C1_label_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationConsideration_47885C3EF0F352B48AA1482D359BFF48" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Consideration </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationConsideration" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationConsideration_47885C3EF0F352B48AA1482D359BFF48" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PropertyPlantAndEquipmentTransfersAndChanges_13C90982200D1D5E368E8DBAE0C0E8FA_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentTransfersAndChanges_D0B1975D301350A18BE1E6ADC8F3E735" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Impairment of property and equipment </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentTransfersAndChanges_13C90982200D1D5E368E8DBAE0C0E8FA_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentTransfersAndChanges_D0B1975D301350A18BE1E6ADC8F3E735" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Transfers and Changes </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTransfersAndChanges" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTransfersAndChanges_D0B1975D301350A18BE1E6ADC8F3E735" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ImpairmentOfIntangibleAssetsExcludingGoodwill_723A260B34DA050B95968DBAE0C07DA6_terseLabel_en-US" xlink:label="lab_us-gaap_ImpairmentOfIntangibleAssetsExcludingGoodwill_7D1A423F6C395CBEA524253C8D0154DD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Impairment of intangible assets </link:label>
<link:label id="lab_us-gaap_ImpairmentOfIntangibleAssetsExcludingGoodwill_723A260B34DA050B95968DBAE0C07DA6_label_en-US" xlink:label="lab_us-gaap_ImpairmentOfIntangibleAssetsExcludingGoodwill_7D1A423F6C395CBEA524253C8D0154DD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Impairment of Intangible Assets (Excluding Goodwill) </link:label>
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<link:label id="lab_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_EB0BE318DE73A501E20569B7493218C8_label_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_830B734BDA255FC4851EA8A810A3F316" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative Instruments and Hedging Activities Disclosure [Abstract] </link:label>
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<link:label id="lab_us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock_4AB1F69D9760DE4D216669B74934D4C1_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock_7195F097C17159E2A0659591FF436A41" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair Value of Derivative Contracts </link:label>
<link:label id="lab_us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock_4AB1F69D9760DE4D216669B74934D4C1_label_en-US" xlink:label="lab_us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock_7195F097C17159E2A0659591FF436A41" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock" xlink:label="loc_us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock_7195F097C17159E2A0659591FF436A41" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LongTermLineOfCredit_752656956AECD2A4AE178782155C6F58_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermLineOfCredit_591C0DF3D5395C98B5634EAB463E93F7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Credit facility amount outstanding </link:label>
<link:label id="lab_us-gaap_LongTermLineOfCredit_752656956AECD2A4AE178782155C6F58_label_en-US" xlink:label="lab_us-gaap_LongTermLineOfCredit_591C0DF3D5395C98B5634EAB463E93F7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Line of Credit, Noncurrent </link:label>
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<link:label id="lab_us-gaap_LongTermNotesPayable_754DFF6CC1D75608918E8782155C4E0B_verboseLabel_en-US" xlink:label="lab_us-gaap_LongTermNotesPayable_51842EE00C3E5CD18AC72ACA65DA1C77" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> 2024 Notes </link:label>
<link:label id="lab_us-gaap_LongTermNotesPayable_754DFF6CC1D75608918E8782155C4E0B_label_en-US" xlink:label="lab_us-gaap_LongTermNotesPayable_51842EE00C3E5CD18AC72ACA65DA1C77" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Notes Payable, Noncurrent </link:label>
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<link:label id="lab_us-gaap_DebtInstrumentUnamortizedPremium_B236892E52D00DDE3AA38782155C266E_verboseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentUnamortizedPremium_3A00C3A9219D570196BA33B56ED97DDE" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Unamortized premium on 2024 notes </link:label>
<link:label id="lab_us-gaap_DebtInstrumentUnamortizedPremium_B236892E52D00DDE3AA38782155C266E_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentUnamortizedPremium_3A00C3A9219D570196BA33B56ED97DDE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Unamortized Premium </link:label>
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<link:label id="lab_us-gaap_DebtInstrumentCarryingAmount_0C5E68BB8869752A958B8782155D3D30_totalLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentCarryingAmount_85F1E3CCC63B566B99D0BE5431AE96C9" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total debt, net </link:label>
<link:label id="lab_us-gaap_DebtInstrumentCarryingAmount_0C5E68BB8869752A958B8782155D3D30_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentCarryingAmount_85F1E3CCC63B566B99D0BE5431AE96C9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Gross </link:label>
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<link:label id="lab_us-gaap_LiabilitiesSubjectToCompromiseDebtAndAccruedInterest_3F632EE387E6B39FA7F88782155D783E_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesSubjectToCompromiseDebtAndAccruedInterest_EF3BB8EC2314537FAA229FE0D6F1FCCF" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Less: Liabilities subject to compromise </link:label>
<link:label id="lab_us-gaap_LiabilitiesSubjectToCompromiseDebtAndAccruedInterest_3F632EE387E6B39FA7F88782155D783E_label_en-US" xlink:label="lab_us-gaap_LiabilitiesSubjectToCompromiseDebtAndAccruedInterest_EF3BB8EC2314537FAA229FE0D6F1FCCF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liabilities Subject to Compromise, Debt and Accrued Interest </link:label>
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<link:label id="lab_us-gaap_LongTermDebtCurrent_E01365D28EA5C21F85F28782155DEF89_negatedLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtCurrent_5F3E69DCB4115FE783C1DB36B4CE0DDC" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Less: Current portion </link:label>
<link:label id="lab_us-gaap_LongTermDebtCurrent_E01365D28EA5C21F85F28782155DEF89_label_en-US" xlink:label="lab_us-gaap_LongTermDebtCurrent_5F3E69DCB4115FE783C1DB36B4CE0DDC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Current Maturities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LongTermDebtCurrent" xlink:label="loc_us-gaap_LongTermDebtCurrent_5F3E69DCB4115FE783C1DB36B4CE0DDC" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LongTermDebtNoncurrent_657D5334C21F5F5054BD8782155D773F_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtNoncurrent_F8BFB13DDC4354A3851A1F5689A4661E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-term debt, net </link:label>
<link:label id="lab_us-gaap_LongTermDebtNoncurrent_657D5334C21F5F5054BD8782155D773F_label_en-US" xlink:label="lab_us-gaap_LongTermDebtNoncurrent_F8BFB13DDC4354A3851A1F5689A4661E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Excluding Current Maturities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LongTermDebtNoncurrent" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_F8BFB13DDC4354A3851A1F5689A4661E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_1365C974DCB91F4EF5EE8806AEB19B39_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_923D3E51B61B5401B5887D2EB327E163" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Segment Reporting Information, by Segment [Table] </link:label>
<link:label id="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_1365C974DCB91F4EF5EE8806AEB19B39_label_en-US" xlink:label="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_923D3E51B61B5401B5887D2EB327E163" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Segment Reporting Information, by Segment [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_923D3E51B61B5401B5887D2EB327E163" xlink:type="locator"/>
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<link:label id="lab_us-gaap_SegmentReportingInformationLineItems_B1780108C3D634E14EE78806AEB3F8C5_terseLabel_en-US" xlink:label="lab_us-gaap_SegmentReportingInformationLineItems_B67EBC8FBE6C559197A460D36801BB2E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Segment Reporting Information [Line Items] </link:label>
<link:label id="lab_us-gaap_SegmentReportingInformationLineItems_B1780108C3D634E14EE78806AEB3F8C5_label_en-US" xlink:label="lab_us-gaap_SegmentReportingInformationLineItems_B67EBC8FBE6C559197A460D36801BB2E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Segment Reporting Information [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_SegmentReportingInformationLineItems" xlink:label="loc_us-gaap_SegmentReportingInformationLineItems_B67EBC8FBE6C559197A460D36801BB2E" xlink:type="locator"/>
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<link:label id="lab_amr_ImpairmentExpenseOfUnprovedOilAndGasProperties_FA2BC3B533E1E5D6D7B58806AEB336CF_terseLabel_en-US" xlink:label="lab_amr_ImpairmentExpenseOfUnprovedOilAndGasProperties_783B12DA32295A1581B1C7E631FD929F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Impairment of unproved properties </link:label>
<link:label id="lab_amr_ImpairmentExpenseOfUnprovedOilAndGasProperties_FA2BC3B533E1E5D6D7B58806AEB336CF_label_en-US" xlink:label="lab_amr_ImpairmentExpenseOfUnprovedOilAndGasProperties_783B12DA32295A1581B1C7E631FD929F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Impairment Expense Of Unproved Oil And Gas Properties </link:label>
<link:label id="lab_amr_ImpairmentExpenseOfUnprovedOilAndGasProperties_FA2BC3B533E1E5D6D7B58806AEB336CF_documentation_en-US" xlink:label="lab_amr_ImpairmentExpenseOfUnprovedOilAndGasProperties_783B12DA32295A1581B1C7E631FD929F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Impairment expense related to unproved oil and gas properties </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_ImpairmentExpenseOfUnprovedOilAndGasProperties" xlink:label="loc_amr_ImpairmentExpenseOfUnprovedOilAndGasProperties_783B12DA32295A1581B1C7E631FD929F" xlink:type="locator"/>
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<link:label id="lab_amr_ImpairmentExpenseOfProvedOilAndGasProperties_0C8D32B3700E501B9CEF8806AEB4E9A4_terseLabel_en-US" xlink:label="lab_amr_ImpairmentExpenseOfProvedOilAndGasProperties_242E55DEFE475939BBD8670A7899EB44" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Impairment of proved properties </link:label>
<link:label id="lab_amr_ImpairmentExpenseOfProvedOilAndGasProperties_0C8D32B3700E501B9CEF8806AEB4E9A4_label_en-US" xlink:label="lab_amr_ImpairmentExpenseOfProvedOilAndGasProperties_242E55DEFE475939BBD8670A7899EB44" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Impairment Expense of Proved Oil and Gas Properties </link:label>
<link:label id="lab_amr_ImpairmentExpenseOfProvedOilAndGasProperties_0C8D32B3700E501B9CEF8806AEB4E9A4_documentation_en-US" xlink:label="lab_amr_ImpairmentExpenseOfProvedOilAndGasProperties_242E55DEFE475939BBD8670A7899EB44" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Impairment expense related to proved oil and gas properties </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_ImpairmentExpenseOfProvedOilAndGasProperties" xlink:label="loc_amr_ImpairmentExpenseOfProvedOilAndGasProperties_242E55DEFE475939BBD8670A7899EB44" xlink:type="locator"/>
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<link:label id="lab_us-gaap_GoodwillImpairmentLoss_0FCE098EA30675227F928806AEB6DFC1_terseLabel_en-US" xlink:label="lab_us-gaap_GoodwillImpairmentLoss_BD8861C0A4FC5744A4FE52D5856DFB41" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Impairment of goodwill </link:label>
<link:label id="lab_us-gaap_GoodwillImpairmentLoss_0FCE098EA30675227F928806AEB6DFC1_label_en-US" xlink:label="lab_us-gaap_GoodwillImpairmentLoss_BD8861C0A4FC5744A4FE52D5856DFB41" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Goodwill, Impairment Loss </link:label>
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<link:label id="lab_us-gaap_AssetImpairmentCharges_76BAFCD2A7016AF72BCF8806AEB6623A_totalLabel_en-US" xlink:label="lab_us-gaap_AssetImpairmentCharges_0DA0C53CD63257B7B6F7B119B6E06F62" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total impairment of assets </link:label>
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<link:label id="lab_us-gaap_BusinessCombinationsAbstract_2F4F14D998B8873D740B79CE6A7737B8_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationsAbstract_D91A7EAA54DB530F8952F344483A5EAD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Combinations [Abstract] </link:label>
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<link:label id="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_A9FBA87DC7BDF36DCD7C79CE6A77EC16_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_9733E9E6807F5F9098346F84722F3330" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Business Acquisitions, by Acquisition [Table] </link:label>
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<link:label id="lab_srt_CounterpartyNameAxis_119725302237CDD4F6998806ADA0E313_label_en-US" xlink:label="lab_srt_CounterpartyNameAxis_71CCF10F08085081ABA3C974BA071309" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Counterparty Name [Axis] </link:label>
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<link:label id="lab_srt_RepurchaseAgreementCounterpartyNameDomain_9509F6E4948D95EB870E8806ADA05BCF_terseLabel_en-US" xlink:label="lab_srt_RepurchaseAgreementCounterpartyNameDomain_9358303FED7B581DB828F7733E2AC5D2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Counterparty Name [Domain] </link:label>
<link:label id="lab_srt_RepurchaseAgreementCounterpartyNameDomain_9509F6E4948D95EB870E8806ADA05BCF_label_en-US" xlink:label="lab_srt_RepurchaseAgreementCounterpartyNameDomain_9358303FED7B581DB828F7733E2AC5D2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Counterparty Name [Domain] </link:label>
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<link:label id="lab_amr_HighMesaHoldingsLpMember_B4DDB4E9789B54B8F6078806ADA1C63C_terseLabel_en-US" xlink:label="lab_amr_HighMesaHoldingsLpMember_05FCDCBD79045848AE59802EECC24AF5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> AM Contributor </link:label>
<link:label id="lab_amr_HighMesaHoldingsLpMember_B4DDB4E9789B54B8F6078806ADA1C63C_label_en-US" xlink:label="lab_amr_HighMesaHoldingsLpMember_05FCDCBD79045848AE59802EECC24AF5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> High Mesa Holdings Lp [Member] </link:label>
<link:label id="lab_amr_HighMesaHoldingsLpMember_B4DDB4E9789B54B8F6078806ADA1C63C_documentation_en-US" xlink:label="lab_amr_HighMesaHoldingsLpMember_05FCDCBD79045848AE59802EECC24AF5" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> High Mesa Holdings, LP [Member] </link:label>
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<link:label id="lab_amr_RiverstoneContributorAgreementMember_AFB7F9A0A4F79A806BFC8806ADA11167_terseLabel_en-US" xlink:label="lab_amr_RiverstoneContributorAgreementMember_D74E49DFAC795A07975027C3EF120800" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Riverstone Contributor Agreement </link:label>
<link:label id="lab_amr_RiverstoneContributorAgreementMember_AFB7F9A0A4F79A806BFC8806ADA11167_label_en-US" xlink:label="lab_amr_RiverstoneContributorAgreementMember_D74E49DFAC795A07975027C3EF120800" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Riverstone Contributor Agreement [Member] </link:label>
<link:label id="lab_amr_RiverstoneContributorAgreementMember_AFB7F9A0A4F79A806BFC8806ADA11167_documentation_en-US" xlink:label="lab_amr_RiverstoneContributorAgreementMember_D74E49DFAC795A07975027C3EF120800" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Riverstone Contributor Agreement [Member] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_RiverstoneContributorAgreementMember" xlink:label="loc_amr_RiverstoneContributorAgreementMember_D74E49DFAC795A07975027C3EF120800" xlink:type="locator"/>
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<link:label id="lab_amr_KfmHoldcoLlcMember_1776893B1283DD922A948806ADA1DE29_terseLabel_en-US" xlink:label="lab_amr_KfmHoldcoLlcMember_BBC71AD2BE135AFBBFBB1F024B83E09F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> KFM Contributor </link:label>
<link:label id="lab_amr_KfmHoldcoLlcMember_1776893B1283DD922A948806ADA1DE29_label_en-US" xlink:label="lab_amr_KfmHoldcoLlcMember_BBC71AD2BE135AFBBFBB1F024B83E09F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Kfm Holdco Llc [Member] </link:label>
<link:label id="lab_amr_KfmHoldcoLlcMember_1776893B1283DD922A948806ADA1DE29_documentation_en-US" xlink:label="lab_amr_KfmHoldcoLlcMember_BBC71AD2BE135AFBBFBB1F024B83E09F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> KFM Holdco, LLC [Member] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_KfmHoldcoLlcMember" xlink:label="loc_amr_KfmHoldcoLlcMember_BBC71AD2BE135AFBBFBB1F024B83E09F" xlink:type="locator"/>
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<link:label id="lab_amr_AltaMesaHoldingsGpLlcMember_3D5DFA9F8418D4AB22108806ADA26985_terseLabel_en-US" xlink:label="lab_amr_AltaMesaHoldingsGpLlcMember_07983083199F5FEA90304C1B12968684" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Alta Mesa Holdings GP, LLC </link:label>
<link:label id="lab_amr_AltaMesaHoldingsGpLlcMember_3D5DFA9F8418D4AB22108806ADA26985_label_en-US" xlink:label="lab_amr_AltaMesaHoldingsGpLlcMember_07983083199F5FEA90304C1B12968684" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Alta Mesa Holdings Gp Llc [Member] </link:label>
<link:label id="lab_amr_AltaMesaHoldingsGpLlcMember_3D5DFA9F8418D4AB22108806ADA26985_documentation_en-US" xlink:label="lab_amr_AltaMesaHoldingsGpLlcMember_07983083199F5FEA90304C1B12968684" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Alta Mesa Holdings GP, LLC [Member] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_AltaMesaHoldingsGpLlcMember" xlink:label="loc_amr_AltaMesaHoldingsGpLlcMember_07983083199F5FEA90304C1B12968684" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PaymentsToAcquireBusinessesGross_525E0A44CCC1929BD9DC8806ADA385AA_terseLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireBusinessesGross_CCB351147677539A9C81ABBC23E4E16F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash </link:label>
<link:label id="lab_us-gaap_PaymentsToAcquireBusinessesGross_525E0A44CCC1929BD9DC8806ADA385AA_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireBusinessesGross_CCB351147677539A9C81ABBC23E4E16F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments to Acquire Businesses, Gross </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesGross" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesGross_CCB351147677539A9C81ABBC23E4E16F" xlink:type="locator"/>
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<link:label id="lab_us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable_3B62B3EF4E1D638FC2188806ADA348E3_verboseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable_C19D05A28D7E5CC598C8D13CE72A07FC" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> SRII Opco Common Units issued </link:label>
<link:label id="lab_us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable_3B62B3EF4E1D638FC2188806ADA348E3_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable_C19D05A28D7E5CC598C8D13CE72A07FC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Combination, Consideration Transferred, Equity Interests Issued and Issuable </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable" xlink:label="loc_us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable_C19D05A28D7E5CC598C8D13CE72A07FC" xlink:type="locator"/>
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<link:label id="lab_amr_BusinessCombinationConsiderationTransferEstimatedFairValueOfContingentEarnoutPurchaseConsideration_3006E052BE8C6B6929658806ADA3782C_terseLabel_en-US" xlink:label="lab_amr_BusinessCombinationConsiderationTransferEstimatedFairValueOfContingentEarnoutPurchaseConsideration_BEFD05ABC8955DA596B270DA2CFE8093" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Estimated fair value of contingent earn-out purchase consideration </link:label>
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<link:label id="lab_amr_BusinessAcquisitionPercentageOfEconomicInterestsAcquired_4DA4F3A6000953830B7F8806ADA48362_terseLabel_en-US" xlink:label="lab_amr_BusinessAcquisitionPercentageOfEconomicInterestsAcquired_B61DD12A2DC850A686AC0A4CFF2C7444" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Economic interests </link:label>
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<link:loc xlink:href="amr-20191231.xsd#amr_FirmTransportationContractsDueInSecondYear" xlink:label="loc_amr_FirmTransportationContractsDueInSecondYear_583185097FE55FD7B0F214AE1D3DC3AA" xlink:type="locator"/>
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<link:label id="lab_amr_FirmTransportationContractsDueInThirdYear_D940B0C72BC72ADCBF9779CE679DE586_terseLabel_en-US" xlink:label="lab_amr_FirmTransportationContractsDueInThirdYear_D7E53EEE73FC53A59B4703B1209611D7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2022 </link:label>
<link:label id="lab_amr_FirmTransportationContractsDueInThirdYear_D940B0C72BC72ADCBF9779CE679DE586_label_en-US" xlink:label="lab_amr_FirmTransportationContractsDueInThirdYear_D7E53EEE73FC53A59B4703B1209611D7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Firm Transportation Contracts, Due in Third Year </link:label>
<link:label id="lab_amr_FirmTransportationContractsDueInThirdYear_D940B0C72BC72ADCBF9779CE679DE586_documentation_en-US" xlink:label="lab_amr_FirmTransportationContractsDueInThirdYear_D7E53EEE73FC53A59B4703B1209611D7" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Firm Transportation Contracts, Due in Third Year </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_FirmTransportationContractsDueInThirdYear" xlink:label="loc_amr_FirmTransportationContractsDueInThirdYear_D7E53EEE73FC53A59B4703B1209611D7" xlink:type="locator"/>
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<link:label id="lab_amr_FirmTransportationContractsDueInFourthYear_23846A361301EA5D372579CE679DF49C_terseLabel_en-US" xlink:label="lab_amr_FirmTransportationContractsDueInFourthYear_6442B84F3F7A53A7B90B720CCB7F661C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2023 </link:label>
<link:label id="lab_amr_FirmTransportationContractsDueInFourthYear_23846A361301EA5D372579CE679DF49C_label_en-US" xlink:label="lab_amr_FirmTransportationContractsDueInFourthYear_6442B84F3F7A53A7B90B720CCB7F661C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Firm Transportation Contracts, Due in Fourth Year </link:label>
<link:label id="lab_amr_FirmTransportationContractsDueInFourthYear_23846A361301EA5D372579CE679DF49C_documentation_en-US" xlink:label="lab_amr_FirmTransportationContractsDueInFourthYear_6442B84F3F7A53A7B90B720CCB7F661C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Firm Transportation Contracts, Due in Fourth Year </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_FirmTransportationContractsDueInFourthYear" xlink:label="loc_amr_FirmTransportationContractsDueInFourthYear_6442B84F3F7A53A7B90B720CCB7F661C" xlink:type="locator"/>
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<link:label id="lab_amr_FirmTransportationContractsDueInFifthYear_BC45BF0C64299ECA53A079CE679DCBE0_terseLabel_en-US" xlink:label="lab_amr_FirmTransportationContractsDueInFifthYear_162AD3FA597453C5AFA6B19F2BA71DB9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2024 </link:label>
<link:label id="lab_amr_FirmTransportationContractsDueInFifthYear_BC45BF0C64299ECA53A079CE679DCBE0_label_en-US" xlink:label="lab_amr_FirmTransportationContractsDueInFifthYear_162AD3FA597453C5AFA6B19F2BA71DB9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Firm Transportation Contracts, Due In Fifth Year </link:label>
<link:label id="lab_amr_FirmTransportationContractsDueInFifthYear_BC45BF0C64299ECA53A079CE679DCBE0_documentation_en-US" xlink:label="lab_amr_FirmTransportationContractsDueInFifthYear_162AD3FA597453C5AFA6B19F2BA71DB9" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Firm Transportation Contracts, Due In Fifth Year </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_FirmTransportationContractsDueInFifthYear" xlink:label="loc_amr_FirmTransportationContractsDueInFifthYear_162AD3FA597453C5AFA6B19F2BA71DB9" xlink:type="locator"/>
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<link:label id="lab_amr_FirmTransportationContractsDueThereafter_4F54DD5965CDE62372DC79CE679D1C98_terseLabel_en-US" xlink:label="lab_amr_FirmTransportationContractsDueThereafter_3DF7CED0C6F551F1BE19B4ACBE7A9369" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Thereafter </link:label>
<link:label id="lab_amr_FirmTransportationContractsDueThereafter_4F54DD5965CDE62372DC79CE679D1C98_label_en-US" xlink:label="lab_amr_FirmTransportationContractsDueThereafter_3DF7CED0C6F551F1BE19B4ACBE7A9369" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Firm Transportation Contracts, Due Thereafter </link:label>
<link:label id="lab_amr_FirmTransportationContractsDueThereafter_4F54DD5965CDE62372DC79CE679D1C98_documentation_en-US" xlink:label="lab_amr_FirmTransportationContractsDueThereafter_3DF7CED0C6F551F1BE19B4ACBE7A9369" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Firm Transportation Contracts, Due Thereafter </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_FirmTransportationContractsDueThereafter" xlink:label="loc_amr_FirmTransportationContractsDueThereafter_3DF7CED0C6F551F1BE19B4ACBE7A9369" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_FirmTransportationContractsDueThereafter_3DF7CED0C6F551F1BE19B4ACBE7A9369" xlink:to="lab_amr_FirmTransportationContractsDueThereafter_3DF7CED0C6F551F1BE19B4ACBE7A9369" xlink:type="arc"/>
<link:label id="lab_amr_FirmTransportationContracts_325A50D3D939AFF2C0E679CE679DC2DF_totalLabel_en-US" xlink:label="lab_amr_FirmTransportationContracts_639A1F8B1C9E55F097A860F0B35F1CA4" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Firm transportation contracts total </link:label>
<link:label id="lab_amr_FirmTransportationContracts_325A50D3D939AFF2C0E679CE679DC2DF_label_en-US" xlink:label="lab_amr_FirmTransportationContracts_639A1F8B1C9E55F097A860F0B35F1CA4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Firm Transportation Contracts </link:label>
<link:label id="lab_amr_FirmTransportationContracts_325A50D3D939AFF2C0E679CE679DC2DF_documentation_en-US" xlink:label="lab_amr_FirmTransportationContracts_639A1F8B1C9E55F097A860F0B35F1CA4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Firm Transportation Contracts </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_FirmTransportationContracts" xlink:label="loc_amr_FirmTransportationContracts_639A1F8B1C9E55F097A860F0B35F1CA4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_FirmTransportationContracts_639A1F8B1C9E55F097A860F0B35F1CA4" xlink:to="lab_amr_FirmTransportationContracts_639A1F8B1C9E55F097A860F0B35F1CA4" xlink:type="arc"/>
<link:label id="lab_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInNextTwelveMonths_4F5938F9B401B96554E779CE679D4F83_terseLabel_en-US" xlink:label="lab_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInNextTwelveMonths_223D05C3F5255EAF89A744747704D546" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Committed capacity, 2020 (in MMBtus) </link:label>
<link:label id="lab_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInNextTwelveMonths_4F5938F9B401B96554E779CE679D4F83_label_en-US" xlink:label="lab_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInNextTwelveMonths_223D05C3F5255EAF89A744747704D546" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Firm Transportation Contracts, Committed Capacity Energy Measure, Due In Next Twelve Months </link:label>
<link:label id="lab_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInNextTwelveMonths_4F5938F9B401B96554E779CE679D4F83_documentation_en-US" xlink:label="lab_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInNextTwelveMonths_223D05C3F5255EAF89A744747704D546" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Firm Transportation Contracts, Committed Capacity Energy Measure, Due In Next Twelve Months </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInNextTwelveMonths" xlink:label="loc_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInNextTwelveMonths_223D05C3F5255EAF89A744747704D546" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInNextTwelveMonths_223D05C3F5255EAF89A744747704D546" xlink:to="lab_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInNextTwelveMonths_223D05C3F5255EAF89A744747704D546" xlink:type="arc"/>
<link:label id="lab_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInSecondYear_9FDF56D2CEC5E4151CB679CE679DBA5A_terseLabel_en-US" xlink:label="lab_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInSecondYear_796896841B0C544985F4C0BB7C385B01" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Committed capacity, 2021 (in MMBtus) </link:label>
<link:label id="lab_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInSecondYear_9FDF56D2CEC5E4151CB679CE679DBA5A_label_en-US" xlink:label="lab_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInSecondYear_796896841B0C544985F4C0BB7C385B01" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Firm Transportation Contracts, Committed Capacity Energy Measure Due In Second Year </link:label>
<link:label id="lab_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInSecondYear_9FDF56D2CEC5E4151CB679CE679DBA5A_documentation_en-US" xlink:label="lab_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInSecondYear_796896841B0C544985F4C0BB7C385B01" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Firm Transportation Contracts, Committed Capacity Energy Measure Due In Second Year </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInSecondYear" xlink:label="loc_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInSecondYear_796896841B0C544985F4C0BB7C385B01" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInSecondYear_796896841B0C544985F4C0BB7C385B01" xlink:to="lab_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInSecondYear_796896841B0C544985F4C0BB7C385B01" xlink:type="arc"/>
<link:label id="lab_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInThirdYear_BC77BE5D1BBEA61056A579CE679DB91F_terseLabel_en-US" xlink:label="lab_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInThirdYear_3F3DF6E2A1B95476AB138F11C068768C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Committed capacity, 2022 (in MMBtus) </link:label>
<link:label id="lab_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInThirdYear_BC77BE5D1BBEA61056A579CE679DB91F_label_en-US" xlink:label="lab_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInThirdYear_3F3DF6E2A1B95476AB138F11C068768C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Firm Transportation Contracts, Committed Capacity Energy Measure Due In Third Year </link:label>
<link:label id="lab_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInThirdYear_BC77BE5D1BBEA61056A579CE679DB91F_documentation_en-US" xlink:label="lab_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInThirdYear_3F3DF6E2A1B95476AB138F11C068768C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Firm Transportation Contracts, Committed Capacity Energy Measure Due In Third Year </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInThirdYear" xlink:label="loc_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInThirdYear_3F3DF6E2A1B95476AB138F11C068768C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInThirdYear_3F3DF6E2A1B95476AB138F11C068768C" xlink:to="lab_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInThirdYear_3F3DF6E2A1B95476AB138F11C068768C" xlink:type="arc"/>
<link:label id="lab_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInFourthYear_99AEF1EDFE7ADFBB396B79CE679D13A9_terseLabel_en-US" xlink:label="lab_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInFourthYear_98CA8118AF87577CAC4CAA89E3D4AAFF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Committed capacity, 2023 (in MMBtus) </link:label>
<link:label id="lab_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInFourthYear_99AEF1EDFE7ADFBB396B79CE679D13A9_label_en-US" xlink:label="lab_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInFourthYear_98CA8118AF87577CAC4CAA89E3D4AAFF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Firm Transportation Contracts, Committed Capacity Energy Measure Due In Fourth Year </link:label>
<link:label id="lab_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInFourthYear_99AEF1EDFE7ADFBB396B79CE679D13A9_documentation_en-US" xlink:label="lab_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInFourthYear_98CA8118AF87577CAC4CAA89E3D4AAFF" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Firm Transportation Contracts, Committed Capacity Energy Measure Due In Fourth Year </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInFourthYear" xlink:label="loc_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInFourthYear_98CA8118AF87577CAC4CAA89E3D4AAFF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInFourthYear_98CA8118AF87577CAC4CAA89E3D4AAFF" xlink:to="lab_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInFourthYear_98CA8118AF87577CAC4CAA89E3D4AAFF" xlink:type="arc"/>
<link:label id="lab_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInFifthYear_FD7AE31EAF2B879577C179CE679DB0C0_terseLabel_en-US" xlink:label="lab_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInFifthYear_A52CF36135085DE69E4C7DDFE676E7FC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Committed capacity, 2024 (in MMBtus) </link:label>
<link:label id="lab_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInFifthYear_FD7AE31EAF2B879577C179CE679DB0C0_label_en-US" xlink:label="lab_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInFifthYear_A52CF36135085DE69E4C7DDFE676E7FC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Firm Transportation Contracts, Committed Capacity Energy Measure Due In Fifth Year </link:label>
<link:label id="lab_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInFifthYear_FD7AE31EAF2B879577C179CE679DB0C0_documentation_en-US" xlink:label="lab_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInFifthYear_A52CF36135085DE69E4C7DDFE676E7FC" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Firm Transportation Contracts, Committed Capacity Energy Measure Due In Fifth Year </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInFifthYear" xlink:label="loc_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInFifthYear_A52CF36135085DE69E4C7DDFE676E7FC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInFifthYear_A52CF36135085DE69E4C7DDFE676E7FC" xlink:to="lab_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueInFifthYear_A52CF36135085DE69E4C7DDFE676E7FC" xlink:type="arc"/>
<link:label id="lab_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueThereafter_B124AD27A697459F638F79CE679D3A96_terseLabel_en-US" xlink:label="lab_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueThereafter_7D3D832F8E26553A95194D10675DE5E9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Committed capacity, thereafter (in MMBtus) </link:label>
<link:label id="lab_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueThereafter_B124AD27A697459F638F79CE679D3A96_label_en-US" xlink:label="lab_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueThereafter_7D3D832F8E26553A95194D10675DE5E9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Firm Transportation Contracts, Committed Capacity Energy Measure Due Thereafter </link:label>
<link:label id="lab_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueThereafter_B124AD27A697459F638F79CE679D3A96_documentation_en-US" xlink:label="lab_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueThereafter_7D3D832F8E26553A95194D10675DE5E9" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Firm Transportation Contracts, Committed Capacity Energy Measure Due Thereafter </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueThereafter" xlink:label="loc_amr_FirmTransportationContractsCommittedCapacityEnergyMeasureDueThereafter_7D3D832F8E26553A95194D10675DE5E9" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_7F63BFB56C4822A4481A79CE674BFDF9_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_37AABEB1A4165B45B2E4691940B42159" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price </link:label>
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<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageIntrinsicValue_68783493B4AC0414EB6479CE674BB12D_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageIntrinsicValue_7FB8DCB93DF05B62BB3036154FD2352A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Forfeited or expired (usd per share) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageIntrinsicValue_68783493B4AC0414EB6479CE674BB12D_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageIntrinsicValue_7FB8DCB93DF05B62BB3036154FD2352A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Intrinsic Value </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageIntrinsicValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageIntrinsicValue_7FB8DCB93DF05B62BB3036154FD2352A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageIntrinsicValue_7FB8DCB93DF05B62BB3036154FD2352A" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageIntrinsicValue_7FB8DCB93DF05B62BB3036154FD2352A" xlink:type="arc"/>
<link:label id="lab_amr_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageGrantDateFairValue_BE3DABDAC9769E483D0679CE674B1849_periodEndLabel_en-US" xlink:label="lab_amr_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageGrantDateFairValue_944452DA5739532D96656617D7B6EF43" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US"> Outstanding, ending balance (usd per share) </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageGrantDateFairValue" xlink:label="loc_amr_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageGrantDateFairValue_944452DA5739532D96656617D7B6EF43" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_6AF83378496D5AF1CB377CEAC869F9FF_verboseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_CAF4080A74DE58A994051FF27B3F007B" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> PROPERTY AND EQUIPMENT </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_6AF83378496D5AF1CB377CEAC869F9FF_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_CAF4080A74DE58A994051FF27B3F007B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment Disclosure [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_CAF4080A74DE58A994051FF27B3F007B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_CAF4080A74DE58A994051FF27B3F007B" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_CAF4080A74DE58A994051FF27B3F007B" xlink:type="arc"/>
<link:label id="lab_us-gaap_UnprovedOilAndGasPropertySuccessfulEffortMethod_6E3CAC44046FA00023138DD8AD3482C9_verboseLabel_en-US" xlink:label="lab_us-gaap_UnprovedOilAndGasPropertySuccessfulEffortMethod_CB0690E4A46755B089B6CA6CB6CBAD63" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Unproved properties </link:label>
<link:label id="lab_us-gaap_UnprovedOilAndGasPropertySuccessfulEffortMethod_6E3CAC44046FA00023138DD8AD3482C9_label_en-US" xlink:label="lab_us-gaap_UnprovedOilAndGasPropertySuccessfulEffortMethod_CB0690E4A46755B089B6CA6CB6CBAD63" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Unproved Oil and Gas Property, Successful Effort Method </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_UnprovedOilAndGasPropertySuccessfulEffortMethod" xlink:label="loc_us-gaap_UnprovedOilAndGasPropertySuccessfulEffortMethod_CB0690E4A46755B089B6CA6CB6CBAD63" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UnprovedOilAndGasPropertySuccessfulEffortMethod_CB0690E4A46755B089B6CA6CB6CBAD63" xlink:to="lab_us-gaap_UnprovedOilAndGasPropertySuccessfulEffortMethod_CB0690E4A46755B089B6CA6CB6CBAD63" xlink:type="arc"/>
<link:label id="lab_us-gaap_OilAndGasPropertySuccessfulEffortMethodAccumulatedImpairment_4E27FEAD14ED728A9A1B8DD8AD3C5EBB_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_OilAndGasPropertySuccessfulEffortMethodAccumulatedImpairment_A6760013D2AF5D97BE18C1A9744CCDA4" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Accumulated impairment of unproved properties </link:label>
<link:label id="lab_us-gaap_OilAndGasPropertySuccessfulEffortMethodAccumulatedImpairment_4E27FEAD14ED728A9A1B8DD8AD3C5EBB_label_en-US" xlink:label="lab_us-gaap_OilAndGasPropertySuccessfulEffortMethodAccumulatedImpairment_A6760013D2AF5D97BE18C1A9744CCDA4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Oil and Gas Property, Successful Effort Method, Accumulated Impairment </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OilAndGasPropertySuccessfulEffortMethodAccumulatedImpairment" xlink:label="loc_us-gaap_OilAndGasPropertySuccessfulEffortMethodAccumulatedImpairment_A6760013D2AF5D97BE18C1A9744CCDA4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OilAndGasPropertySuccessfulEffortMethodAccumulatedImpairment_A6760013D2AF5D97BE18C1A9744CCDA4" xlink:to="lab_us-gaap_OilAndGasPropertySuccessfulEffortMethodAccumulatedImpairment_A6760013D2AF5D97BE18C1A9744CCDA4" xlink:type="arc"/>
<link:label id="lab_amr_UnprovedPropertiesNet_6A5A6A7ABB0C36DA83248DD8AD3D9A90_totalLabel_en-US" xlink:label="lab_amr_UnprovedPropertiesNet_4091C9BC0C625CDFB8E1620B47ADBD45" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Unproved properties, net </link:label>
<link:label id="lab_amr_UnprovedPropertiesNet_6A5A6A7ABB0C36DA83248DD8AD3D9A90_label_en-US" xlink:label="lab_amr_UnprovedPropertiesNet_4091C9BC0C625CDFB8E1620B47ADBD45" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Unproved Properties, Net </link:label>
<link:label id="lab_amr_UnprovedPropertiesNet_6A5A6A7ABB0C36DA83248DD8AD3D9A90_documentation_en-US" xlink:label="lab_amr_UnprovedPropertiesNet_4091C9BC0C625CDFB8E1620B47ADBD45" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Unproved properties, net. </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_UnprovedPropertiesNet" xlink:label="loc_amr_UnprovedPropertiesNet_4091C9BC0C625CDFB8E1620B47ADBD45" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_UnprovedPropertiesNet_4091C9BC0C625CDFB8E1620B47ADBD45" xlink:to="lab_amr_UnprovedPropertiesNet_4091C9BC0C625CDFB8E1620B47ADBD45" xlink:type="arc"/>
<link:label id="lab_us-gaap_ProvedOilAndGasPropertySuccessfulEffortMethod_814C867688D8D7DAFD8A8DD8AD3D4E7F_verboseLabel_en-US" xlink:label="lab_us-gaap_ProvedOilAndGasPropertySuccessfulEffortMethod_A0806B7EAEA255E5B9D6F4AF08E0E2FD" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Proved oil and gas properties </link:label>
<link:label id="lab_us-gaap_ProvedOilAndGasPropertySuccessfulEffortMethod_814C867688D8D7DAFD8A8DD8AD3D4E7F_label_en-US" xlink:label="lab_us-gaap_ProvedOilAndGasPropertySuccessfulEffortMethod_A0806B7EAEA255E5B9D6F4AF08E0E2FD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proved Oil and Gas Property, Successful Effort Method </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ProvedOilAndGasPropertySuccessfulEffortMethod" xlink:label="loc_us-gaap_ProvedOilAndGasPropertySuccessfulEffortMethod_A0806B7EAEA255E5B9D6F4AF08E0E2FD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProvedOilAndGasPropertySuccessfulEffortMethod_A0806B7EAEA255E5B9D6F4AF08E0E2FD" xlink:to="lab_us-gaap_ProvedOilAndGasPropertySuccessfulEffortMethod_A0806B7EAEA255E5B9D6F4AF08E0E2FD" xlink:type="arc"/>
<link:label id="lab_us-gaap_OilAndGasPropertySuccessfulEffortMethodAccumulatedDepreciationDepletionAmortizationAndImpairment_A27ED132CE15C1A5833C8DD8AD3D96CB_negatedLabel_en-US" xlink:label="lab_us-gaap_OilAndGasPropertySuccessfulEffortMethodAccumulatedDepreciationDepletionAmortizationAndImpairment_3FC75CFC5E8C5A3CB63DAEC08AE6D89C" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Accumulated depreciation, depletion, amortization and impairment </link:label>
<link:label id="lab_us-gaap_OilAndGasPropertySuccessfulEffortMethodAccumulatedDepreciationDepletionAmortizationAndImpairment_A27ED132CE15C1A5833C8DD8AD3D96CB_label_en-US" xlink:label="lab_us-gaap_OilAndGasPropertySuccessfulEffortMethodAccumulatedDepreciationDepletionAmortizationAndImpairment_3FC75CFC5E8C5A3CB63DAEC08AE6D89C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Oil and Gas Property, Successful Effort Method, Accumulated Depreciation, Depletion Amortization and Impairment </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OilAndGasPropertySuccessfulEffortMethodAccumulatedDepreciationDepletionAmortizationAndImpairment" xlink:label="loc_us-gaap_OilAndGasPropertySuccessfulEffortMethodAccumulatedDepreciationDepletionAmortizationAndImpairment_3FC75CFC5E8C5A3CB63DAEC08AE6D89C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OilAndGasPropertySuccessfulEffortMethodAccumulatedDepreciationDepletionAmortizationAndImpairment_3FC75CFC5E8C5A3CB63DAEC08AE6D89C" xlink:to="lab_us-gaap_OilAndGasPropertySuccessfulEffortMethodAccumulatedDepreciationDepletionAmortizationAndImpairment_3FC75CFC5E8C5A3CB63DAEC08AE6D89C" xlink:type="arc"/>
<link:label id="lab_amr_ProvedOilAndNaturalGasPropertiesNet_A04EE940544DD5F4331D8DD8AD3D73FD_totalLabel_en-US" xlink:label="lab_amr_ProvedOilAndNaturalGasPropertiesNet_03FD564143BF5431825CC4D4541F4FD3" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Proved oil and gas properties, net </link:label>
<link:label id="lab_amr_ProvedOilAndNaturalGasPropertiesNet_A04EE940544DD5F4331D8DD8AD3D73FD_label_en-US" xlink:label="lab_amr_ProvedOilAndNaturalGasPropertiesNet_03FD564143BF5431825CC4D4541F4FD3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proved Oil and Natural Gas Properties, Net </link:label>
<link:label id="lab_amr_ProvedOilAndNaturalGasPropertiesNet_A04EE940544DD5F4331D8DD8AD3D73FD_documentation_en-US" xlink:label="lab_amr_ProvedOilAndNaturalGasPropertiesNet_03FD564143BF5431825CC4D4541F4FD3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Proved oil and natural gas properties, net. </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_ProvedOilAndNaturalGasPropertiesNet" xlink:label="loc_amr_ProvedOilAndNaturalGasPropertiesNet_03FD564143BF5431825CC4D4541F4FD3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_ProvedOilAndNaturalGasPropertiesNet_03FD564143BF5431825CC4D4541F4FD3" xlink:to="lab_amr_ProvedOilAndNaturalGasPropertiesNet_03FD564143BF5431825CC4D4541F4FD3" xlink:type="arc"/>
<link:label id="lab_us-gaap_OilAndGasPropertySuccessfulEffortMethodNet_E1B2EC4741BE8857B6618DD8AD415A9D_totalLabel_en-US" xlink:label="lab_us-gaap_OilAndGasPropertySuccessfulEffortMethodNet_C60E895725DF5E929B304169678AC35A" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total oil and gas properties, net </link:label>
<link:label id="lab_us-gaap_OilAndGasPropertySuccessfulEffortMethodNet_E1B2EC4741BE8857B6618DD8AD415A9D_label_en-US" xlink:label="lab_us-gaap_OilAndGasPropertySuccessfulEffortMethodNet_C60E895725DF5E929B304169678AC35A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Oil and Gas Property, Successful Effort Method, Net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OilAndGasPropertySuccessfulEffortMethodNet" xlink:label="loc_us-gaap_OilAndGasPropertySuccessfulEffortMethodNet_C60E895725DF5E929B304169678AC35A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OilAndGasPropertySuccessfulEffortMethodNet_C60E895725DF5E929B304169678AC35A" xlink:to="lab_us-gaap_OilAndGasPropertySuccessfulEffortMethodNet_C60E895725DF5E929B304169678AC35A" xlink:type="arc"/>
<link:label id="lab_us-gaap_Land_C576FF9DD3499EA2D5078DD8AD41C2C8_verboseLabel_en-US" xlink:label="lab_us-gaap_Land_736420332CA25E5CA7E9BDF2FEA9C6DD" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Land </link:label>
<link:label id="lab_us-gaap_Land_C576FF9DD3499EA2D5078DD8AD41C2C8_label_en-US" xlink:label="lab_us-gaap_Land_736420332CA25E5CA7E9BDF2FEA9C6DD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Land </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_Land" xlink:label="loc_us-gaap_Land_736420332CA25E5CA7E9BDF2FEA9C6DD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Land_736420332CA25E5CA7E9BDF2FEA9C6DD" xlink:to="lab_us-gaap_Land_736420332CA25E5CA7E9BDF2FEA9C6DD" xlink:type="arc"/>
<link:label id="lab_amr_FreshWaterWells_88D882A322E5328BFEEA8DD8AD41BECE_terseLabel_en-US" xlink:label="lab_amr_FreshWaterWells_EFCAF22EE2E352B0890B83F2B8AC1135" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fresh water wells </link:label>
<link:label id="lab_amr_FreshWaterWells_88D882A322E5328BFEEA8DD8AD41BECE_label_en-US" xlink:label="lab_amr_FreshWaterWells_EFCAF22EE2E352B0890B83F2B8AC1135" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fresh Water Wells </link:label>
<link:label id="lab_amr_FreshWaterWells_88D882A322E5328BFEEA8DD8AD41BECE_documentation_en-US" xlink:label="lab_amr_FreshWaterWells_EFCAF22EE2E352B0890B83F2B8AC1135" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Fresh Water Wells </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_FreshWaterWells" xlink:label="loc_amr_FreshWaterWells_EFCAF22EE2E352B0890B83F2B8AC1135" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_FreshWaterWells_EFCAF22EE2E352B0890B83F2B8AC1135" xlink:to="lab_amr_FreshWaterWells_EFCAF22EE2E352B0890B83F2B8AC1135" xlink:type="arc"/>
<link:label id="lab_amr_SaltWaterDisposalSystem_2B76F97CD49EA063CA3D8DD8AD41CBD4_terseLabel_en-US" xlink:label="lab_amr_SaltWaterDisposalSystem_95764B053BBC591397BA21B88ACD20E4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Produced water disposal system </link:label>
<link:label id="lab_amr_SaltWaterDisposalSystem_2B76F97CD49EA063CA3D8DD8AD41CBD4_label_en-US" xlink:label="lab_amr_SaltWaterDisposalSystem_95764B053BBC591397BA21B88ACD20E4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Salt Water Disposal System </link:label>
<link:label id="lab_amr_SaltWaterDisposalSystem_2B76F97CD49EA063CA3D8DD8AD41CBD4_documentation_en-US" xlink:label="lab_amr_SaltWaterDisposalSystem_95764B053BBC591397BA21B88ACD20E4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Salt Water Disposal System </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_SaltWaterDisposalSystem" xlink:label="loc_amr_SaltWaterDisposalSystem_95764B053BBC591397BA21B88ACD20E4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_SaltWaterDisposalSystem_95764B053BBC591397BA21B88ACD20E4" xlink:to="lab_amr_SaltWaterDisposalSystem_95764B053BBC591397BA21B88ACD20E4" xlink:type="arc"/>
<link:label id="lab_amr_GasProcessingPlantandGatheringLines_36E14B9D0FF54293DBE08DD8AD459BF0_terseLabel_en-US" xlink:label="lab_amr_GasProcessingPlantandGatheringLines_1BEB203E285252E6A8EFC5FE10B49CD8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Gas processing plant and gathering lines </link:label>
<link:label id="lab_amr_GasProcessingPlantandGatheringLines_36E14B9D0FF54293DBE08DD8AD459BF0_label_en-US" xlink:label="lab_amr_GasProcessingPlantandGatheringLines_1BEB203E285252E6A8EFC5FE10B49CD8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Gas Processing Plant and Gathering Lines </link:label>
<link:label id="lab_amr_GasProcessingPlantandGatheringLines_36E14B9D0FF54293DBE08DD8AD459BF0_documentation_en-US" xlink:label="lab_amr_GasProcessingPlantandGatheringLines_1BEB203E285252E6A8EFC5FE10B49CD8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Gas Processing Plant and Gathering Lines </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_GasProcessingPlantandGatheringLines" xlink:label="loc_amr_GasProcessingPlantandGatheringLines_1BEB203E285252E6A8EFC5FE10B49CD8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_GasProcessingPlantandGatheringLines_1BEB203E285252E6A8EFC5FE10B49CD8" xlink:to="lab_amr_GasProcessingPlantandGatheringLines_1BEB203E285252E6A8EFC5FE10B49CD8" xlink:type="arc"/>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentOther_6BFCD1C4072364F9D7178DD8AD45E7AF_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentOther_D10F3E4EAFD5541D9FE1214B79C4EF27" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Office furniture, equipment and vehicles </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentOther_6BFCD1C4072364F9D7178DD8AD45E7AF_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentOther_D10F3E4EAFD5541D9FE1214B79C4EF27" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Other, Gross </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PropertyPlantAndEquipmentOther" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentOther_D10F3E4EAFD5541D9FE1214B79C4EF27" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentOther_D10F3E4EAFD5541D9FE1214B79C4EF27" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentOther_D10F3E4EAFD5541D9FE1214B79C4EF27" xlink:type="arc"/>
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<link:label id="lab_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_B7722A06B725E0368F0E8DD8AD45EF88_label_en-US" xlink:label="lab_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_79E01369EEE55E94AF4AEB6702F080DA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment </link:label>
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<link:label id="lab_us-gaap_ReceivablesAbstract_DBBBE57F68A2B589CEF9635A05F77619_label_en-US" xlink:label="lab_us-gaap_ReceivablesAbstract_AB3BBC8C117A5DA5A233A5B6AB9FFFB2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Receivables [Abstract] </link:label>
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<link:label id="lab_us-gaap_RelatedPartyTransactionDomain_22766B9A66287A9FA49B635A05FD36CE_label_en-US" xlink:label="lab_us-gaap_RelatedPartyTransactionDomain_134AEFD3458B53CABB27DDEDA97EC4CC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Related Party Transaction [Domain] </link:label>
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<link:label id="lab_amr_HighMesaAgreementMember_F3CACA3F58655C83FA93635A05FDB39C_terseLabel_en-US" xlink:label="lab_amr_HighMesaAgreementMember_51F3C26ADEF059FD8237A930E0B7E555" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> High Mesa Agreement </link:label>
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<link:label id="lab_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_21768988F6C05BFB164963C88A558E10_label_en-US" xlink:label="lab_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_43182AA830ED55B3894818C131FBB4B0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Related Party [Axis] </link:label>
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<link:label id="lab_us-gaap_RelatedPartyDomain_E9B5BE2EB0C68235367363C88A5E474F_label_en-US" xlink:label="lab_us-gaap_RelatedPartyDomain_34AA664DF2605251A780CC536A456CC3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Related Party [Domain] </link:label>
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<link:label id="lab_srt_AffiliatedEntityMember_13EB6C7229BDF9E3206063C88A760413_terseLabel_en-US" xlink:label="lab_srt_AffiliatedEntityMember_DCEEBABE7E195FF69AF5D18AA1592DF5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Affiliated Entity </link:label>
<link:label id="lab_srt_AffiliatedEntityMember_13EB6C7229BDF9E3206063C88A760413_label_en-US" xlink:label="lab_srt_AffiliatedEntityMember_DCEEBABE7E195FF69AF5D18AA1592DF5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Affiliated Entity [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_AffiliatedEntityMember" xlink:label="loc_srt_AffiliatedEntityMember_DCEEBABE7E195FF69AF5D18AA1592DF5" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AccountsNotesAndLoansReceivableLineItems_98770EEEBB748F2AECA0635A0606837D_terseLabel_en-US" xlink:label="lab_us-gaap_AccountsNotesAndLoansReceivableLineItems_8679EB3CFC5D5897B61E09B3D4A6E6B9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accounts, Notes, Loans and Financing Receivable [Line Items] </link:label>
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<link:label id="lab_amr_AccountsReceivableRelatedPartiesPayments_7A5BCC840D63D01919A6635A0606C31F_documentation_en-US" xlink:label="lab_amr_AccountsReceivableRelatedPartiesPayments_7366A9B084E8587A9C448BDB3813FA29" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Accounts Receivable, Related Parties, Payments </link:label>
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<link:label id="lab_us-gaap_AccountsReceivableRelatedPartiesCurrent_962A8AE0E2AF33EC55DE63C7EEC4D3C7_periodEndLabel_en-US" xlink:label="lab_us-gaap_AccountsReceivableRelatedPartiesCurrent_8639D74B36CB5A5CB10702B009C1B24F" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US"> HMI related party receivable at December 31, 2019 </link:label>
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<link:label id="lab_amr_AccountsReceivableAllowanceForDoubtfulAccountsRelatedPartiesCurrent_2DB3A0A01F1DBCFA0B0A635A06062825_negatedTerseLabel_en-US" xlink:label="lab_amr_AccountsReceivableAllowanceForDoubtfulAccountsRelatedPartiesCurrent_7AE7D505D75F59D18938F1B0DD5AEE11" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Allowance for doubtful accounts </link:label>
<link:label id="lab_amr_AccountsReceivableAllowanceForDoubtfulAccountsRelatedPartiesCurrent_2DB3A0A01F1DBCFA0B0A635A06062825_label_en-US" xlink:label="lab_amr_AccountsReceivableAllowanceForDoubtfulAccountsRelatedPartiesCurrent_7AE7D505D75F59D18938F1B0DD5AEE11" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accounts Receivable, Allowance For Doubtful Accounts, Related Parties, Current </link:label>
<link:label id="lab_amr_AccountsReceivableAllowanceForDoubtfulAccountsRelatedPartiesCurrent_2DB3A0A01F1DBCFA0B0A635A06062825_documentation_en-US" xlink:label="lab_amr_AccountsReceivableAllowanceForDoubtfulAccountsRelatedPartiesCurrent_7AE7D505D75F59D18938F1B0DD5AEE11" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Accounts Receivable, Allowance For Doubtful Accounts, Related Parties, Current </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_AccountsReceivableAllowanceForDoubtfulAccountsRelatedPartiesCurrent" xlink:label="loc_amr_AccountsReceivableAllowanceForDoubtfulAccountsRelatedPartiesCurrent_7AE7D505D75F59D18938F1B0DD5AEE11" xlink:type="locator"/>
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<link:label id="lab_amr_AccountsReceivableRelatedPartiesNetCurrent_B0F3AD2692FA0CC1DA9D635A0607A20B_terseLabel_en-US" xlink:label="lab_amr_AccountsReceivableRelatedPartiesNetCurrent_DEAEEBED249958588DB9370A94E12F9E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Balance at December 31, 2019, net </link:label>
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<link:label id="lab_us-gaap_AllowanceForDoubtfulAccountsReceivable_6D60B174A4D4423C96FD63C88A3FABE9_label_en-US" xlink:label="lab_us-gaap_AllowanceForDoubtfulAccountsReceivable_D9922DA6D301516ABDD3B9C865943BF1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Allowance for Doubtful Accounts Receivable </link:label>
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<link:label id="lab_us-gaap_FairValueAssetsMeasuredOnNonrecurringBasisTextBlock_F43C109DD010AB30448663CF6CDB5C95_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueAssetsMeasuredOnNonrecurringBasisTextBlock_12ADE6F1C8FA540A829DF8EC2DBF52D7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Nonrecurring Measurements </link:label>
<link:label id="lab_us-gaap_FairValueAssetsMeasuredOnNonrecurringBasisTextBlock_F43C109DD010AB30448663CF6CDB5C95_label_en-US" xlink:label="lab_us-gaap_FairValueAssetsMeasuredOnNonrecurringBasisTextBlock_12ADE6F1C8FA540A829DF8EC2DBF52D7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value Measurements, Nonrecurring [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnNonrecurringBasisTextBlock" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnNonrecurringBasisTextBlock_12ADE6F1C8FA540A829DF8EC2DBF52D7" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_6942AE01FC4E9BA244B079CE6735D584_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_43D37DA2CB8F5FEB9A741D56869AD1BB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] </link:label>
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<link:label id="lab_us-gaap_AwardTypeAxis_8BEC20173D1748F7769179CE6735671B_terseLabel_en-US" xlink:label="lab_us-gaap_AwardTypeAxis_0DC90208D2E755BAB568C9057ECFC3FD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Award Type [Axis] </link:label>
<link:label id="lab_us-gaap_AwardTypeAxis_8BEC20173D1748F7769179CE6735671B_label_en-US" xlink:label="lab_us-gaap_AwardTypeAxis_0DC90208D2E755BAB568C9057ECFC3FD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Award Type [Axis] </link:label>
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<link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_8D6A680EE0500C9122EE79CE6735973F_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_72B02F3B35AF50B9949F4FAB6E29532D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Equity Award [Domain] </link:label>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_72B02F3B35AF50B9949F4FAB6E29532D" xlink:type="locator"/>
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<link:label id="lab_us-gaap_RestrictedStockMember_F45E2C572A1B329CDF2979CE67351422_terseLabel_en-US" xlink:label="lab_us-gaap_RestrictedStockMember_C5D34441A8C053E7B18FAC14DE9A12DC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Restricted Stock Awards </link:label>
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<link:label id="lab_amr_PerformanceRestrictedStockUnitsMember_D82C466D2E547F3477D679CE673525F1_terseLabel_en-US" xlink:label="lab_amr_PerformanceRestrictedStockUnitsMember_50342C17FFC955B4B040E71EC26C5D98" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> PSUs </link:label>
<link:label id="lab_amr_PerformanceRestrictedStockUnitsMember_D82C466D2E547F3477D679CE673525F1_label_en-US" xlink:label="lab_amr_PerformanceRestrictedStockUnitsMember_50342C17FFC955B4B040E71EC26C5D98" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Performance Restricted Stock Units [Member] </link:label>
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<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_A08CE845F2C6721E875F79CE673BA1A7_periodEndLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_63DED75D7B3E5979BFE8EA78CA4C2DDD" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US"> Outstanding, ending balance (usd per share) </link:label>
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<link:loc xlink:href="amr-20191231.xsd#amr_ReorganizationTable" xlink:label="loc_amr_ReorganizationTable_262DDAE9799452E0A06B5FB571FD9A6D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_ReorganizationTable_262DDAE9799452E0A06B5FB571FD9A6D" xlink:to="lab_amr_ReorganizationTable_262DDAE9799452E0A06B5FB571FD9A6D" xlink:type="arc"/>
<link:label id="lab_amr_DebtorInPossessionMember_A8159F97A5713DF5186D8806B195F86A_terseLabel_en-US" xlink:label="lab_amr_DebtorInPossessionMember_1A9307F7B60C570D807C1E338EEE67A2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debtor-In-Possession </link:label>
<link:label id="lab_amr_DebtorInPossessionMember_A8159F97A5713DF5186D8806B195F86A_label_en-US" xlink:label="lab_amr_DebtorInPossessionMember_1A9307F7B60C570D807C1E338EEE67A2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debtor-In-Possession [Member] </link:label>
<link:label id="lab_amr_DebtorInPossessionMember_A8159F97A5713DF5186D8806B195F86A_documentation_en-US" xlink:label="lab_amr_DebtorInPossessionMember_1A9307F7B60C570D807C1E338EEE67A2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Debtor-In-Possession [Member] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_DebtorInPossessionMember" xlink:label="loc_amr_DebtorInPossessionMember_1A9307F7B60C570D807C1E338EEE67A2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_DebtorInPossessionMember_1A9307F7B60C570D807C1E338EEE67A2" xlink:to="lab_amr_DebtorInPossessionMember_1A9307F7B60C570D807C1E338EEE67A2" xlink:type="arc"/>
<link:label id="lab_amr_ReorganizationLineItems_491F3669210152C95B578806B195F357_terseLabel_en-US" xlink:label="lab_amr_ReorganizationLineItems_F54B55E336D1546783FA0B6FCFC5E30C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Reorganization [Line Items] </link:label>
<link:label id="lab_amr_ReorganizationLineItems_491F3669210152C95B578806B195F357_label_en-US" xlink:label="lab_amr_ReorganizationLineItems_F54B55E336D1546783FA0B6FCFC5E30C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Reorganization [Line Items] </link:label>
<link:label id="lab_amr_ReorganizationLineItems_491F3669210152C95B578806B195F357_documentation_en-US" xlink:label="lab_amr_ReorganizationLineItems_F54B55E336D1546783FA0B6FCFC5E30C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> [Line Items] for Reorganization [Table] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_ReorganizationLineItems" xlink:label="loc_amr_ReorganizationLineItems_F54B55E336D1546783FA0B6FCFC5E30C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_ReorganizationLineItems_F54B55E336D1546783FA0B6FCFC5E30C" xlink:to="lab_amr_ReorganizationLineItems_F54B55E336D1546783FA0B6FCFC5E30C" xlink:type="arc"/>
<link:label id="lab_us-gaap_AssetsAbstract_702F4F20222AED6AD83C8806B195683C_terseLabel_en-US" xlink:label="lab_us-gaap_AssetsAbstract_A304FA143B3957C59AE203A6B19FF5DD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> ASSETS </link:label>
<link:label id="lab_us-gaap_AssetsAbstract_702F4F20222AED6AD83C8806B195683C_label_en-US" xlink:label="lab_us-gaap_AssetsAbstract_A304FA143B3957C59AE203A6B19FF5DD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AssetsAbstract" xlink:label="loc_us-gaap_AssetsAbstract_A304FA143B3957C59AE203A6B19FF5DD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsAbstract_A304FA143B3957C59AE203A6B19FF5DD" xlink:to="lab_us-gaap_AssetsAbstract_A304FA143B3957C59AE203A6B19FF5DD" xlink:type="arc"/>
<link:label id="lab_us-gaap_AssetsCurrentAbstract_DFFC3D09D14BD9A476578806B19634B1_terseLabel_en-US" xlink:label="lab_us-gaap_AssetsCurrentAbstract_8600EC56BC0351F686B373046DD3E203" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Current assets </link:label>
<link:label id="lab_us-gaap_AssetsCurrentAbstract_DFFC3D09D14BD9A476578806B19634B1_label_en-US" xlink:label="lab_us-gaap_AssetsCurrentAbstract_8600EC56BC0351F686B373046DD3E203" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets, Current [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AssetsCurrentAbstract" xlink:label="loc_us-gaap_AssetsCurrentAbstract_8600EC56BC0351F686B373046DD3E203" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsCurrentAbstract_8600EC56BC0351F686B373046DD3E203" xlink:to="lab_us-gaap_AssetsCurrentAbstract_8600EC56BC0351F686B373046DD3E203" xlink:type="arc"/>
<link:label id="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_3C99D007AD35271DCD3F8806B196DCBA_terseLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_78D62F8BA9AD58CB96D48BE3B2B24C05" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash and cash equivalents </link:label>
<link:label id="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_3C99D007AD35271DCD3F8806B196DCBA_label_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_78D62F8BA9AD58CB96D48BE3B2B24C05" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash and Cash Equivalents, at Carrying Value </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_78D62F8BA9AD58CB96D48BE3B2B24C05" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_78D62F8BA9AD58CB96D48BE3B2B24C05" xlink:to="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_78D62F8BA9AD58CB96D48BE3B2B24C05" xlink:type="arc"/>
<link:label id="lab_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_F5BDE858DE33414DB9C48806B19632F8_verboseLabel_en-US" xlink:label="lab_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_C9A10B59648E5BAD8E6351AA572C8B59" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Restricted cash </link:label>
<link:label id="lab_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_F5BDE858DE33414DB9C48806B19632F8_label_en-US" xlink:label="lab_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_C9A10B59648E5BAD8E6351AA572C8B59" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Restricted Cash and Cash Equivalents, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_C9A10B59648E5BAD8E6351AA572C8B59" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_C9A10B59648E5BAD8E6351AA572C8B59" xlink:to="lab_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_C9A10B59648E5BAD8E6351AA572C8B59" xlink:type="arc"/>
<link:label id="lab_us-gaap_AccountsReceivableNetCurrent_FA3471141510F22468FD8806B197783A_terseLabel_en-US" xlink:label="lab_us-gaap_AccountsReceivableNetCurrent_6D9B7AF2EB2B56C28CE6922668996075" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total accounts receivable, net </link:label>
<link:label id="lab_us-gaap_AccountsReceivableNetCurrent_FA3471141510F22468FD8806B197783A_label_en-US" xlink:label="lab_us-gaap_AccountsReceivableNetCurrent_6D9B7AF2EB2B56C28CE6922668996075" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accounts Receivable, Net, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AccountsReceivableNetCurrent" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_6D9B7AF2EB2B56C28CE6922668996075" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountsReceivableNetCurrent_6D9B7AF2EB2B56C28CE6922668996075" xlink:to="lab_us-gaap_AccountsReceivableNetCurrent_6D9B7AF2EB2B56C28CE6922668996075" xlink:type="arc"/>
<link:label id="lab_us-gaap_OtherReceivablesNetCurrent_E8E6F2D2AE1EDF14AB9B8806B1971751_terseLabel_en-US" xlink:label="lab_us-gaap_OtherReceivablesNetCurrent_DB475A877B5D51708116D0CEFD7DE1F2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other receivables </link:label>
<link:label id="lab_us-gaap_OtherReceivablesNetCurrent_E8E6F2D2AE1EDF14AB9B8806B1971751_label_en-US" xlink:label="lab_us-gaap_OtherReceivablesNetCurrent_DB475A877B5D51708116D0CEFD7DE1F2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Receivables, Net, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OtherReceivablesNetCurrent" xlink:label="loc_us-gaap_OtherReceivablesNetCurrent_DB475A877B5D51708116D0CEFD7DE1F2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherReceivablesNetCurrent_DB475A877B5D51708116D0CEFD7DE1F2" xlink:to="lab_us-gaap_OtherReceivablesNetCurrent_DB475A877B5D51708116D0CEFD7DE1F2" xlink:type="arc"/>
<link:label id="lab_amr_NoteReceivableFaceAmountRelatedParties_15DA3E7C2271CEB20EE18806B197D6C8_terseLabel_en-US" xlink:label="lab_amr_NoteReceivableFaceAmountRelatedParties_8528E4A40D785022A0A745E4CA881656" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Related party receivables </link:label>
<link:label id="lab_amr_NoteReceivableFaceAmountRelatedParties_15DA3E7C2271CEB20EE18806B197D6C8_label_en-US" xlink:label="lab_amr_NoteReceivableFaceAmountRelatedParties_8528E4A40D785022A0A745E4CA881656" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Note Receivable, Face Amount, Related Parties </link:label>
<link:label id="lab_amr_NoteReceivableFaceAmountRelatedParties_15DA3E7C2271CEB20EE18806B197D6C8_documentation_en-US" xlink:label="lab_amr_NoteReceivableFaceAmountRelatedParties_8528E4A40D785022A0A745E4CA881656" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Note Receivable, Face Amount, Related Parties </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_NoteReceivableFaceAmountRelatedParties" xlink:label="loc_amr_NoteReceivableFaceAmountRelatedParties_8528E4A40D785022A0A745E4CA881656" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_4A74447ABCAD8E343B0D8806B1970899_terseLabel_en-US" xlink:label="lab_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_3F1D9B86A4F35EEF95625ABD18C5F4F6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Prepaid expenses and other current assets </link:label>
<link:label id="lab_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_4A74447ABCAD8E343B0D8806B1970899_label_en-US" xlink:label="lab_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_3F1D9B86A4F35EEF95625ABD18C5F4F6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Prepaid Expense and Other Assets, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrent" xlink:label="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_3F1D9B86A4F35EEF95625ABD18C5F4F6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_3F1D9B86A4F35EEF95625ABD18C5F4F6" xlink:to="lab_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_3F1D9B86A4F35EEF95625ABD18C5F4F6" xlink:type="arc"/>
<link:label id="lab_us-gaap_AssetsCurrent_A5F8BE8BA466D63CD54F8806B197D553_totalLabel_en-US" xlink:label="lab_us-gaap_AssetsCurrent_2552ABF1ED225C14AAE51575B7133499" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total current assets </link:label>
<link:label id="lab_us-gaap_AssetsCurrent_A5F8BE8BA466D63CD54F8806B197D553_label_en-US" xlink:label="lab_us-gaap_AssetsCurrent_2552ABF1ED225C14AAE51575B7133499" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AssetsCurrent" xlink:label="loc_us-gaap_AssetsCurrent_2552ABF1ED225C14AAE51575B7133499" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsCurrent_2552ABF1ED225C14AAE51575B7133499" xlink:to="lab_us-gaap_AssetsCurrent_2552ABF1ED225C14AAE51575B7133499" xlink:type="arc"/>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentNetAbstract_B36D07779B1B49EC6AED8806B198BC7B_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNetAbstract_E3E5E8CC781151279938124B36A1E1F2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property and equipment, net </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentNetAbstract_B36D07779B1B49EC6AED8806B198BC7B_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNetAbstract_E3E5E8CC781151279938124B36A1E1F2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Net [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNetAbstract" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNetAbstract_E3E5E8CC781151279938124B36A1E1F2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNetAbstract_E3E5E8CC781151279938124B36A1E1F2" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentNetAbstract_E3E5E8CC781151279938124B36A1E1F2" xlink:type="arc"/>
<link:label id="lab_us-gaap_OilAndGasPropertySuccessfulEffortMethodNet_40CEFBEC1AC9A22CE29F8806B1988A11_terseLabel_en-US" xlink:label="lab_us-gaap_OilAndGasPropertySuccessfulEffortMethodNet_78F7BDE2AA7F5C3AA67C20F15ADF8A7F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Oil and gas properties, successful efforts method </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OilAndGasPropertySuccessfulEffortMethodNet" xlink:label="loc_us-gaap_OilAndGasPropertySuccessfulEffortMethodNet_78F7BDE2AA7F5C3AA67C20F15ADF8A7F" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PropertyPlantAndEquipmentOtherNet_CC5FAA1B89A4721E08FD8806B1981C43_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentOtherNet_BBE95313FA9D5E02A4471EB411F991FC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other property and equipment </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PropertyPlantAndEquipmentOtherNet" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentOtherNet_BBE95313FA9D5E02A4471EB411F991FC" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OtherAssetsAbstract_FEA8DAC4CC7E0F5A86978806B19934EF_terseLabel_en-US" xlink:label="lab_us-gaap_OtherAssetsAbstract_55196789F15C510B89D9D124BAEEF902" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other assets </link:label>
<link:label id="lab_us-gaap_OtherAssetsAbstract_FEA8DAC4CC7E0F5A86978806B19934EF_label_en-US" xlink:label="lab_us-gaap_OtherAssetsAbstract_55196789F15C510B89D9D124BAEEF902" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Assets [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OtherAssetsAbstract" xlink:label="loc_us-gaap_OtherAssetsAbstract_55196789F15C510B89D9D124BAEEF902" xlink:type="locator"/>
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<link:label id="lab_us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures_A1B5E61376938BF480708806B199F3CC_terseLabel_en-US" xlink:label="lab_us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures_E3D712E6948852ADB83E8470ACFF5DE1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Investment in subsidiary </link:label>
<link:label id="lab_us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures_A1B5E61376938BF480708806B199F3CC_label_en-US" xlink:label="lab_us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures_E3D712E6948852ADB83E8470ACFF5DE1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures </link:label>
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<link:label id="lab_us-gaap_OperatingLeaseRightOfUseAsset_F5054B15153C4DDBCD6B8806B199604B_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseRightOfUseAsset_78DC9C775EFF50A6AE757CC3119517EA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating lease right-of-use assets, net </link:label>
<link:label id="lab_us-gaap_OperatingLeaseRightOfUseAsset_F5054B15153C4DDBCD6B8806B199604B_label_en-US" xlink:label="lab_us-gaap_OperatingLeaseRightOfUseAsset_78DC9C775EFF50A6AE757CC3119517EA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Lease, Right-of-Use Asset </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OperatingLeaseRightOfUseAsset" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAsset_78DC9C775EFF50A6AE757CC3119517EA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeaseRightOfUseAsset_78DC9C775EFF50A6AE757CC3119517EA" xlink:to="lab_us-gaap_OperatingLeaseRightOfUseAsset_78DC9C775EFF50A6AE757CC3119517EA" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtIssuanceCostsLineOfCreditArrangementsNet_D399A375F8857B29EE9D8806B199B39D_terseLabel_en-US" xlink:label="lab_us-gaap_DebtIssuanceCostsLineOfCreditArrangementsNet_E26FB631D25358BD9080DB74656DACC6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Deferred financing costs, net </link:label>
<link:label id="lab_us-gaap_DebtIssuanceCostsLineOfCreditArrangementsNet_D399A375F8857B29EE9D8806B199B39D_label_en-US" xlink:label="lab_us-gaap_DebtIssuanceCostsLineOfCreditArrangementsNet_E26FB631D25358BD9080DB74656DACC6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Issuance Costs, Line of Credit Arrangements, Net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DebtIssuanceCostsLineOfCreditArrangementsNet" xlink:label="loc_us-gaap_DebtIssuanceCostsLineOfCreditArrangementsNet_E26FB631D25358BD9080DB74656DACC6" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DepositsAssetsNoncurrent_E1F1C7F1748E37EBA4478806B1997C73_terseLabel_en-US" xlink:label="lab_us-gaap_DepositsAssetsNoncurrent_CFF752C463B55A98B6A6546B9F2B8311" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Deposits and other long-term assets </link:label>
<link:label id="lab_us-gaap_DepositsAssetsNoncurrent_E1F1C7F1748E37EBA4478806B1997C73_label_en-US" xlink:label="lab_us-gaap_DepositsAssetsNoncurrent_CFF752C463B55A98B6A6546B9F2B8311" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Deposits Assets, Noncurrent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DepositsAssetsNoncurrent" xlink:label="loc_us-gaap_DepositsAssetsNoncurrent_CFF752C463B55A98B6A6546B9F2B8311" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OtherAssetsNoncurrent_40731A5D23D3033954E38806B19A426E_totalLabel_en-US" xlink:label="lab_us-gaap_OtherAssetsNoncurrent_5CCEF1D4B6C1505A9D18713BFE12B444" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total other assets </link:label>
<link:label id="lab_us-gaap_OtherAssetsNoncurrent_40731A5D23D3033954E38806B19A426E_label_en-US" xlink:label="lab_us-gaap_OtherAssetsNoncurrent_5CCEF1D4B6C1505A9D18713BFE12B444" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Assets, Noncurrent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OtherAssetsNoncurrent" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_5CCEF1D4B6C1505A9D18713BFE12B444" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherAssetsNoncurrent_5CCEF1D4B6C1505A9D18713BFE12B444" xlink:to="lab_us-gaap_OtherAssetsNoncurrent_5CCEF1D4B6C1505A9D18713BFE12B444" xlink:type="arc"/>
<link:label id="lab_us-gaap_Assets_7DED27AA1FC30358FD258806B19A0F7B_totalLabel_en-US" xlink:label="lab_us-gaap_Assets_DFDAE56E813350CA947BDAB70DAFBFE2" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total assets </link:label>
<link:label id="lab_us-gaap_Assets_7DED27AA1FC30358FD258806B19A0F7B_label_en-US" xlink:label="lab_us-gaap_Assets_DFDAE56E813350CA947BDAB70DAFBFE2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_Assets" xlink:label="loc_us-gaap_Assets_DFDAE56E813350CA947BDAB70DAFBFE2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Assets_DFDAE56E813350CA947BDAB70DAFBFE2" xlink:to="lab_us-gaap_Assets_DFDAE56E813350CA947BDAB70DAFBFE2" xlink:type="arc"/>
<link:label id="lab_us-gaap_PreconfirmationLiabilitiesAndStockholdersEquityAbstract_C2803D8B4EA9147527A58806B19AD63E_terseLabel_en-US" xlink:label="lab_us-gaap_PreconfirmationLiabilitiesAndStockholdersEquityAbstract_7DA98315424D520BB51B27EFC1B28033" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> LIABILITIES AND PARTNERS’ CAPITAL </link:label>
<link:label id="lab_us-gaap_PreconfirmationLiabilitiesAndStockholdersEquityAbstract_C2803D8B4EA9147527A58806B19AD63E_label_en-US" xlink:label="lab_us-gaap_PreconfirmationLiabilitiesAndStockholdersEquityAbstract_7DA98315424D520BB51B27EFC1B28033" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Preconfirmation, Liabilities and Stockholders' Equity [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PreconfirmationLiabilitiesAndStockholdersEquityAbstract" xlink:label="loc_us-gaap_PreconfirmationLiabilitiesAndStockholdersEquityAbstract_7DA98315424D520BB51B27EFC1B28033" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PreconfirmationCurrentLiabilitiesAbstract_FA5B5D0F1C1BD5E9C6218806B19AFBAA_terseLabel_en-US" xlink:label="lab_us-gaap_PreconfirmationCurrentLiabilitiesAbstract_69D6F80CF67C52AE8D940DC664AF6B23" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Current liabilities </link:label>
<link:label id="lab_us-gaap_PreconfirmationCurrentLiabilitiesAbstract_FA5B5D0F1C1BD5E9C6218806B19AFBAA_label_en-US" xlink:label="lab_us-gaap_PreconfirmationCurrentLiabilitiesAbstract_69D6F80CF67C52AE8D940DC664AF6B23" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Preconfirmation, Current Liabilities [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PreconfirmationCurrentLiabilitiesAbstract" xlink:label="loc_us-gaap_PreconfirmationCurrentLiabilitiesAbstract_69D6F80CF67C52AE8D940DC664AF6B23" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_740DE9001154D91C8F478806B19AD261_verboseLabel_en-US" xlink:label="lab_us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_B61D6BFE701A5903AE718A66C6A1DD28" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Accounts payable and accrued liabilities </link:label>
<link:label id="lab_us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_740DE9001154D91C8F478806B19AD261_label_en-US" xlink:label="lab_us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_B61D6BFE701A5903AE718A66C6A1DD28" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accounts Payable and Accrued Liabilities, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent" xlink:label="loc_us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_B61D6BFE701A5903AE718A66C6A1DD28" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_B61D6BFE701A5903AE718A66C6A1DD28" xlink:to="lab_us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_B61D6BFE701A5903AE718A66C6A1DD28" xlink:type="arc"/>
<link:label id="lab_us-gaap_AccountsPayableRelatedPartiesCurrent_D9D1A394809F96F9833A8806B19B5F63_terseLabel_en-US" xlink:label="lab_us-gaap_AccountsPayableRelatedPartiesCurrent_9D71EED17050589DB277C25B631E27DA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accounts payable - related parties </link:label>
<link:label id="lab_us-gaap_AccountsPayableRelatedPartiesCurrent_D9D1A394809F96F9833A8806B19B5F63_label_en-US" xlink:label="lab_us-gaap_AccountsPayableRelatedPartiesCurrent_9D71EED17050589DB277C25B631E27DA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accounts Payable, Related Parties, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AccountsPayableRelatedPartiesCurrent" xlink:label="loc_us-gaap_AccountsPayableRelatedPartiesCurrent_9D71EED17050589DB277C25B631E27DA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountsPayableRelatedPartiesCurrent_9D71EED17050589DB277C25B631E27DA" xlink:to="lab_us-gaap_AccountsPayableRelatedPartiesCurrent_9D71EED17050589DB277C25B631E27DA" xlink:type="arc"/>
<link:label id="lab_amr_AdvanceToNonOperatorsCurrent_C3C083EBDE8198816C1A8806B19B708B_verboseLabel_en-US" xlink:label="lab_amr_AdvanceToNonOperatorsCurrent_2B3C67EF1FC151ABA248FBE1E7F05FCD" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Advances from non-operators </link:label>
<link:label id="lab_amr_AdvanceToNonOperatorsCurrent_C3C083EBDE8198816C1A8806B19B708B_label_en-US" xlink:label="lab_amr_AdvanceToNonOperatorsCurrent_2B3C67EF1FC151ABA248FBE1E7F05FCD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Advance To Non-Operators, Current </link:label>
<link:label id="lab_amr_AdvanceToNonOperatorsCurrent_C3C083EBDE8198816C1A8806B19B708B_documentation_en-US" xlink:label="lab_amr_AdvanceToNonOperatorsCurrent_2B3C67EF1FC151ABA248FBE1E7F05FCD" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Advance To Non-Operators, Current </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_AdvanceToNonOperatorsCurrent" xlink:label="loc_amr_AdvanceToNonOperatorsCurrent_2B3C67EF1FC151ABA248FBE1E7F05FCD" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DueToRelatedPartiesCurrent_3EB3363825984521212B8806B19BCB91_terseLabel_en-US" xlink:label="lab_us-gaap_DueToRelatedPartiesCurrent_D492F0F954DF5B24B9B2EEA5FAB7226D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Advances from related party </link:label>
<link:label id="lab_us-gaap_DueToRelatedPartiesCurrent_3EB3363825984521212B8806B19BCB91_label_en-US" xlink:label="lab_us-gaap_DueToRelatedPartiesCurrent_D492F0F954DF5B24B9B2EEA5FAB7226D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Due to Related Parties, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DueToRelatedPartiesCurrent" xlink:label="loc_us-gaap_DueToRelatedPartiesCurrent_D492F0F954DF5B24B9B2EEA5FAB7226D" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AssetRetirementObligationCurrent_FBC5642761D3AA9833A48806B19B51BA_netLabel_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationCurrent_147B3179E29757C090C8194CA9DB0198" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:type="resource" xml:lang="en-US"> Asset retirement obligations, current portion </link:label>
<link:label id="lab_us-gaap_AssetRetirementObligationCurrent_FBC5642761D3AA9833A48806B19B51BA_label_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationCurrent_147B3179E29757C090C8194CA9DB0198" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligation, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AssetRetirementObligationCurrent" xlink:label="loc_us-gaap_AssetRetirementObligationCurrent_147B3179E29757C090C8194CA9DB0198" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LiabilitiesCurrent_8CFD1F4980E9428826ED8806B19C2FF3_totalLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrent_C0BE1E1CBCDC57CABE4552F3997BC91C" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total current liabilities not subject to compromise </link:label>
<link:label id="lab_us-gaap_LiabilitiesCurrent_8CFD1F4980E9428826ED8806B19C2FF3_label_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrent_C0BE1E1CBCDC57CABE4552F3997BC91C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liabilities, Current </link:label>
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<link:label id="lab_us-gaap_PreconfirmationLongTermDebtAbstract_5DFD351CB0E5BD1671A68806B19CE8AB_terseLabel_en-US" xlink:label="lab_us-gaap_PreconfirmationLongTermDebtAbstract_E0FF7EECE0CA52DE93C5FFB01664373B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-term liabilities </link:label>
<link:label id="lab_us-gaap_PreconfirmationLongTermDebtAbstract_5DFD351CB0E5BD1671A68806B19CE8AB_label_en-US" xlink:label="lab_us-gaap_PreconfirmationLongTermDebtAbstract_E0FF7EECE0CA52DE93C5FFB01664373B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Preconfirmation, Long-term Debt [Abstract] </link:label>
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<link:label id="lab_us-gaap_PayablesAndAccrualsAbstract_DDA26DA2D2A107F2CE6C79CE67C11A92_label_en-US" xlink:label="lab_us-gaap_PayablesAndAccrualsAbstract_35A8E4DEE8535290B118905462F45E34" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payables and Accruals [Abstract] </link:label>
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<link:label id="lab_amr_DavidMcclureVpOfFacilitiesAndMidstreamMember_AAB608301017EDFE13D58DBADD2F4723_terseLabel_en-US" xlink:label="lab_amr_DavidMcclureVpOfFacilitiesAndMidstreamMember_15BBA6D6B1785D0EAB4C8BD839486B76" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> David McClure, VP of Facilities and Midstream </link:label>
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<link:label id="lab_amr_LongTermNoteReceivableFromHMSMember_037B7CBC48DCF8B572D38DBADD3146BB_terseLabel_en-US" xlink:label="lab_amr_LongTermNoteReceivableFromHMSMember_2A9AFAF8A86753B9895173D1F6186D28" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-term note receivable from HMS </link:label>
<link:label id="lab_amr_LongTermNoteReceivableFromHMSMember_037B7CBC48DCF8B572D38DBADD3146BB_label_en-US" xlink:label="lab_amr_LongTermNoteReceivableFromHMSMember_2A9AFAF8A86753B9895173D1F6186D28" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-Term Note Receivable From HMS [Member] </link:label>
<link:label id="lab_amr_LongTermNoteReceivableFromHMSMember_037B7CBC48DCF8B572D38DBADD3146BB_documentation_en-US" xlink:label="lab_amr_LongTermNoteReceivableFromHMSMember_2A9AFAF8A86753B9895173D1F6186D28" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Long-Term Note Receivable From HMS [Member] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_LongTermNoteReceivableFromHMSMember" xlink:label="loc_amr_LongTermNoteReceivableFromHMSMember_2A9AFAF8A86753B9895173D1F6186D28" xlink:type="locator"/>
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<link:label id="lab_us-gaap_VicePresidentMember_B586C18FF422E7593D348DBADD3736E3_terseLabel_en-US" xlink:label="lab_us-gaap_VicePresidentMember_7483FD6860CF5A7DAACB046C3F549EB3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Vice President </link:label>
<link:label id="lab_us-gaap_VicePresidentMember_B586C18FF422E7593D348DBADD3736E3_label_en-US" xlink:label="lab_us-gaap_VicePresidentMember_7483FD6860CF5A7DAACB046C3F549EB3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Vice President [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_VicePresidentMember" xlink:label="loc_us-gaap_VicePresidentMember_7483FD6860CF5A7DAACB046C3F549EB3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_VicePresidentMember_7483FD6860CF5A7DAACB046C3F549EB3" xlink:to="lab_us-gaap_VicePresidentMember_7483FD6860CF5A7DAACB046C3F549EB3" xlink:type="arc"/>
<link:label id="lab_amr_BceStackMember_1BF67D521F55D4F65F2B8DBADD3721BD_terseLabel_en-US" xlink:label="lab_amr_BceStackMember_845A253290F75FE49DD58362A29A5A60" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> BCE </link:label>
<link:label id="lab_amr_BceStackMember_1BF67D521F55D4F65F2B8DBADD3721BD_label_en-US" xlink:label="lab_amr_BceStackMember_845A253290F75FE49DD58362A29A5A60" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Bce Stack [Member] </link:label>
<link:label id="lab_amr_BceStackMember_1BF67D521F55D4F65F2B8DBADD3721BD_documentation_en-US" xlink:label="lab_amr_BceStackMember_845A253290F75FE49DD58362A29A5A60" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> BCE-STACK [Member] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_BceStackMember" xlink:label="loc_amr_BceStackMember_845A253290F75FE49DD58362A29A5A60" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_BceStackMember_845A253290F75FE49DD58362A29A5A60" xlink:to="lab_amr_BceStackMember_845A253290F75FE49DD58362A29A5A60" xlink:type="arc"/>
<link:label id="lab_amr_NorthwestGasProcessingMember_E3D53716229036C43B8F8DBADD3754D8_terseLabel_en-US" xlink:label="lab_amr_NorthwestGasProcessingMember_1B5C9A53CF9D5EBB927C5C10375D6D0B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> NWGP </link:label>
<link:label id="lab_amr_NorthwestGasProcessingMember_E3D53716229036C43B8F8DBADD3754D8_label_en-US" xlink:label="lab_amr_NorthwestGasProcessingMember_1B5C9A53CF9D5EBB927C5C10375D6D0B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Northwest Gas Processing [Member] </link:label>
<link:label id="lab_amr_NorthwestGasProcessingMember_E3D53716229036C43B8F8DBADD3754D8_documentation_en-US" xlink:label="lab_amr_NorthwestGasProcessingMember_1B5C9A53CF9D5EBB927C5C10375D6D0B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Northwest Gas Processing, LLC </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_NorthwestGasProcessingMember" xlink:label="loc_amr_NorthwestGasProcessingMember_1B5C9A53CF9D5EBB927C5C10375D6D0B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_NorthwestGasProcessingMember_1B5C9A53CF9D5EBB927C5C10375D6D0B" xlink:to="lab_amr_NorthwestGasProcessingMember_1B5C9A53CF9D5EBB927C5C10375D6D0B" xlink:type="arc"/>
<link:label id="lab_amr_HighMesaServicesMember_E41C149D58DDD23C08DA8DBADD37D141_terseLabel_en-US" xlink:label="lab_amr_HighMesaServicesMember_9E692E0E0AB2535786F949E70991EAAE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> High Mesa Services </link:label>
<link:label id="lab_amr_HighMesaServicesMember_E41C149D58DDD23C08DA8DBADD37D141_label_en-US" xlink:label="lab_amr_HighMesaServicesMember_9E692E0E0AB2535786F949E70991EAAE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> High Mesa Services [Member] </link:label>
<link:label id="lab_amr_HighMesaServicesMember_E41C149D58DDD23C08DA8DBADD37D141_documentation_en-US" xlink:label="lab_amr_HighMesaServicesMember_9E692E0E0AB2535786F949E70991EAAE" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> High Mesa Services [Member] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_HighMesaServicesMember" xlink:label="loc_amr_HighMesaServicesMember_9E692E0E0AB2535786F949E70991EAAE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_HighMesaServicesMember_9E692E0E0AB2535786F949E70991EAAE" xlink:to="lab_amr_HighMesaServicesMember_9E692E0E0AB2535786F949E70991EAAE" xlink:type="arc"/>
<link:label id="lab_amr_HighMesaServicesLlcMember_F26D4379A5DF380FBD698DBADD376235_terseLabel_en-US" xlink:label="lab_amr_HighMesaServicesLlcMember_AF0A14355B0A5C0D8D9B895B731C36DD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> HMS </link:label>
<link:label id="lab_amr_HighMesaServicesLlcMember_F26D4379A5DF380FBD698DBADD376235_label_en-US" xlink:label="lab_amr_HighMesaServicesLlcMember_AF0A14355B0A5C0D8D9B895B731C36DD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> High Mesa Services Llc [Member] </link:label>
<link:label id="lab_amr_HighMesaServicesLlcMember_F26D4379A5DF380FBD698DBADD376235_documentation_en-US" xlink:label="lab_amr_HighMesaServicesLlcMember_AF0A14355B0A5C0D8D9B895B731C36DD" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> High Mesa Services, LLC [Member] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_HighMesaServicesLlcMember" xlink:label="loc_amr_HighMesaServicesLlcMember_AF0A14355B0A5C0D8D9B895B731C36DD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_HighMesaServicesLlcMember_AF0A14355B0A5C0D8D9B895B731C36DD" xlink:to="lab_amr_HighMesaServicesLlcMember_AF0A14355B0A5C0D8D9B895B731C36DD" xlink:type="arc"/>
<link:label id="lab_amr_JointDevelopmentAgreementMember_A2C66C51BA9CC9BF05C98DBADD38A1F4_terseLabel_en-US" xlink:label="lab_amr_JointDevelopmentAgreementMember_069585B082BE5B56A270B07B6030F55B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Joint Development Agreement </link:label>
<link:label id="lab_amr_JointDevelopmentAgreementMember_A2C66C51BA9CC9BF05C98DBADD38A1F4_label_en-US" xlink:label="lab_amr_JointDevelopmentAgreementMember_069585B082BE5B56A270B07B6030F55B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Joint Development Agreement [Member] </link:label>
<link:label id="lab_amr_JointDevelopmentAgreementMember_A2C66C51BA9CC9BF05C98DBADD38A1F4_documentation_en-US" xlink:label="lab_amr_JointDevelopmentAgreementMember_069585B082BE5B56A270B07B6030F55B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Joint Development Agreement [Member] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_JointDevelopmentAgreementMember" xlink:label="loc_amr_JointDevelopmentAgreementMember_069585B082BE5B56A270B07B6030F55B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_JointDevelopmentAgreementMember_069585B082BE5B56A270B07B6030F55B" xlink:to="lab_amr_JointDevelopmentAgreementMember_069585B082BE5B56A270B07B6030F55B" xlink:type="arc"/>
<link:label id="lab_amr_SeniorNotesTwoMember_6007F7A913A355AFC22D8DBADD39AB78_verboseLabel_en-US" xlink:label="lab_amr_SeniorNotesTwoMember_B7E334FEDEB95A9485AAED8681336CC0" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> 8% long-term note receivable </link:label>
<link:label id="lab_amr_SeniorNotesTwoMember_6007F7A913A355AFC22D8DBADD39AB78_label_en-US" xlink:label="lab_amr_SeniorNotesTwoMember_B7E334FEDEB95A9485AAED8681336CC0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Senior Notes Two [Member] </link:label>
<link:label id="lab_amr_SeniorNotesTwoMember_6007F7A913A355AFC22D8DBADD39AB78_documentation_en-US" xlink:label="lab_amr_SeniorNotesTwoMember_B7E334FEDEB95A9485AAED8681336CC0" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Senior Notes Two [Member] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_SeniorNotesTwoMember" xlink:label="loc_amr_SeniorNotesTwoMember_B7E334FEDEB95A9485AAED8681336CC0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_SeniorNotesTwoMember_B7E334FEDEB95A9485AAED8681336CC0" xlink:to="lab_amr_SeniorNotesTwoMember_B7E334FEDEB95A9485AAED8681336CC0" xlink:type="arc"/>
<link:label id="lab_us-gaap_RelatedPartyTransactionLineItems_9FC331B45DDD4EE883AC8DBADD390D3C_terseLabel_en-US" xlink:label="lab_us-gaap_RelatedPartyTransactionLineItems_834208C5777B5FA7928C37F31D623932" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Related Party Transaction [Line Items] </link:label>
<link:label id="lab_us-gaap_RelatedPartyTransactionLineItems_9FC331B45DDD4EE883AC8DBADD390D3C_label_en-US" xlink:label="lab_us-gaap_RelatedPartyTransactionLineItems_834208C5777B5FA7928C37F31D623932" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Related Party Transaction [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_RelatedPartyTransactionLineItems" xlink:label="loc_us-gaap_RelatedPartyTransactionLineItems_834208C5777B5FA7928C37F31D623932" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_834208C5777B5FA7928C37F31D623932" xlink:to="lab_us-gaap_RelatedPartyTransactionLineItems_834208C5777B5FA7928C37F31D623932" xlink:type="arc"/>
<link:label id="lab_us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense_3889B7F2122890937D188DBADD39F52F_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense_E3CC874BFDAC593C96E5A4F65BB34111" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total compensation received </link:label>
<link:label id="lab_us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense_3889B7F2122890937D188DBADD39F52F_label_en-US" xlink:label="lab_us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense_E3CC874BFDAC593C96E5A4F65BB34111" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Deferred Compensation Arrangement with Individual, Compensation Expense </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense" xlink:label="loc_us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense_E3CC874BFDAC593C96E5A4F65BB34111" xlink:type="locator"/>
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<link:label id="lab_amr_NumberOfWellsToBeDrilledInThreeTranches_60A5BC36C6A226A503D78DBADD39F55A_terseLabel_en-US" xlink:label="lab_amr_NumberOfWellsToBeDrilledInThreeTranches_14BA7530D2F559D8B9F442FA3AC5970E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of wells to be drilled in three tranches </link:label>
<link:label id="lab_amr_NumberOfWellsToBeDrilledInThreeTranches_60A5BC36C6A226A503D78DBADD39F55A_label_en-US" xlink:label="lab_amr_NumberOfWellsToBeDrilledInThreeTranches_14BA7530D2F559D8B9F442FA3AC5970E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Number Of Wells To Be Drilled In Three Tranches </link:label>
<link:label id="lab_amr_NumberOfWellsToBeDrilledInThreeTranches_60A5BC36C6A226A503D78DBADD39F55A_documentation_en-US" xlink:label="lab_amr_NumberOfWellsToBeDrilledInThreeTranches_14BA7530D2F559D8B9F442FA3AC5970E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Number Of Wells To Be Drilled In Three Tranches </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_NumberOfWellsToBeDrilledInThreeTranches" xlink:label="loc_amr_NumberOfWellsToBeDrilledInThreeTranches_14BA7530D2F559D8B9F442FA3AC5970E" xlink:type="locator"/>
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<link:label id="lab_amr_NumberOfAdditionalWellsToBeDrilled_B9EBB409DC08F08C343C8DBADD3A3729_terseLabel_en-US" xlink:label="lab_amr_NumberOfAdditionalWellsToBeDrilled_B5F9A8453D945F5D9317B63847F9AF2A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of additional wells to be drilled </link:label>
<link:label id="lab_amr_NumberOfAdditionalWellsToBeDrilled_B9EBB409DC08F08C343C8DBADD3A3729_label_en-US" xlink:label="lab_amr_NumberOfAdditionalWellsToBeDrilled_B5F9A8453D945F5D9317B63847F9AF2A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Number Of Additional Wells To Be Drilled </link:label>
<link:label id="lab_amr_NumberOfAdditionalWellsToBeDrilled_B9EBB409DC08F08C343C8DBADD3A3729_documentation_en-US" xlink:label="lab_amr_NumberOfAdditionalWellsToBeDrilled_B5F9A8453D945F5D9317B63847F9AF2A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Number Of Additional Wells To Be Drilled </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_NumberOfAdditionalWellsToBeDrilled" xlink:label="loc_amr_NumberOfAdditionalWellsToBeDrilled_B5F9A8453D945F5D9317B63847F9AF2A" xlink:type="locator"/>
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<link:label id="lab_amr_PercentToCommittedToFundWorkingInterestShare_8F2AB4CAA022BC8ECA778DBADD3AA48F_terseLabel_en-US" xlink:label="lab_amr_PercentToCommittedToFundWorkingInterestShare_42AB5D12A87C5769AEDDF78AD17E15C3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Percent committed to fund </link:label>
<link:label id="lab_amr_PercentToCommittedToFundWorkingInterestShare_8F2AB4CAA022BC8ECA778DBADD3AA48F_label_en-US" xlink:label="lab_amr_PercentToCommittedToFundWorkingInterestShare_42AB5D12A87C5769AEDDF78AD17E15C3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Percent To Committed To Fund Working Interest Share </link:label>
<link:label id="lab_amr_PercentToCommittedToFundWorkingInterestShare_8F2AB4CAA022BC8ECA778DBADD3AA48F_documentation_en-US" xlink:label="lab_amr_PercentToCommittedToFundWorkingInterestShare_42AB5D12A87C5769AEDDF78AD17E15C3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Percent To Committed To Fund Working Interest Share </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_PercentToCommittedToFundWorkingInterestShare" xlink:label="loc_amr_PercentToCommittedToFundWorkingInterestShare_42AB5D12A87C5769AEDDF78AD17E15C3" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CapitalizedCostsWellsAndRelatedEquipmentAndFacilities_C9C5E47AFE58FBA459788DBADD3A32B8_terseLabel_en-US" xlink:label="lab_us-gaap_CapitalizedCostsWellsAndRelatedEquipmentAndFacilities_56A802DB509E58A99F4B5F9332ADDBA5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Drilling and completion costs (maximum) </link:label>
<link:label id="lab_us-gaap_CapitalizedCostsWellsAndRelatedEquipmentAndFacilities_C9C5E47AFE58FBA459788DBADD3A32B8_label_en-US" xlink:label="lab_us-gaap_CapitalizedCostsWellsAndRelatedEquipmentAndFacilities_56A802DB509E58A99F4B5F9332ADDBA5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Capitalized Costs, Wells and Related Equipment and Facilities </link:label>
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<link:label id="lab_amr_PercentOfInterestSold_397C6B0350F046454E6E8DBADD3AD59A_terseLabel_en-US" xlink:label="lab_amr_PercentOfInterestSold_B249F91479A3575FB334943A4876EC13" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Working interest received (percent) </link:label>
<link:label id="lab_amr_PercentOfInterestSold_397C6B0350F046454E6E8DBADD3AD59A_label_en-US" xlink:label="lab_amr_PercentOfInterestSold_B249F91479A3575FB334943A4876EC13" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Percent Of Interest Sold </link:label>
<link:label id="lab_amr_PercentOfInterestSold_397C6B0350F046454E6E8DBADD3AD59A_documentation_en-US" xlink:label="lab_amr_PercentOfInterestSold_B249F91479A3575FB334943A4876EC13" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Percent Of Interest Sold </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_PercentOfInterestSold" xlink:label="loc_amr_PercentOfInterestSold_B249F91479A3575FB334943A4876EC13" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_PercentOfInterestSold_B249F91479A3575FB334943A4876EC13" xlink:to="lab_amr_PercentOfInterestSold_B249F91479A3575FB334943A4876EC13" xlink:type="arc"/>
<link:label id="lab_amr_PercentOfInterestSoldReduced_DCB19CBD6545BEFE222F8DBADD3A39F3_terseLabel_en-US" xlink:label="lab_amr_PercentOfInterestSoldReduced_17388B7006915DE9914D1D4FF1F4C33D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Reduced interest (percent) </link:label>
<link:label id="lab_amr_PercentOfInterestSoldReduced_DCB19CBD6545BEFE222F8DBADD3A39F3_label_en-US" xlink:label="lab_amr_PercentOfInterestSoldReduced_17388B7006915DE9914D1D4FF1F4C33D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Percent Of Interest Sold, Reduced </link:label>
<link:label id="lab_amr_PercentOfInterestSoldReduced_DCB19CBD6545BEFE222F8DBADD3A39F3_documentation_en-US" xlink:label="lab_amr_PercentOfInterestSoldReduced_17388B7006915DE9914D1D4FF1F4C33D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Percent Of Interest Sold, Reduced </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_PercentOfInterestSoldReduced" xlink:label="loc_amr_PercentOfInterestSoldReduced_17388B7006915DE9914D1D4FF1F4C33D" xlink:type="locator"/>
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<link:label id="lab_amr_PercentOfInternalRateOfReturn_46BE80A819573AD954518DBADD3A6BEF_terseLabel_en-US" xlink:label="lab_amr_PercentOfInternalRateOfReturn_E43AE540BE1C5746B32A3DA0D8071ABA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Internal rate of return </link:label>
<link:label id="lab_amr_PercentOfInternalRateOfReturn_46BE80A819573AD954518DBADD3A6BEF_label_en-US" xlink:label="lab_amr_PercentOfInternalRateOfReturn_E43AE540BE1C5746B32A3DA0D8071ABA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Percent Of Internal Rate Of Return </link:label>
<link:label id="lab_amr_PercentOfInternalRateOfReturn_46BE80A819573AD954518DBADD3A6BEF_documentation_en-US" xlink:label="lab_amr_PercentOfInternalRateOfReturn_E43AE540BE1C5746B32A3DA0D8071ABA" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Percent Of Internal Rate Of Return </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_PercentOfInternalRateOfReturn" xlink:label="loc_amr_PercentOfInternalRateOfReturn_E43AE540BE1C5746B32A3DA0D8071ABA" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DueToRelatedPartiesCurrent_0A35DCD201276963DF278DBADD3B1830_verboseLabel_en-US" xlink:label="lab_us-gaap_DueToRelatedPartiesCurrent_944713B0DA7657E2BFD94BAD46B583F3" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Advances from related party </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DueToRelatedPartiesCurrent" xlink:label="loc_us-gaap_DueToRelatedPartiesCurrent_944713B0DA7657E2BFD94BAD46B583F3" xlink:type="locator"/>
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<link:label id="lab_amr_NumberOfWellsDrilled_A7DB54EBEADCD7431C8D8DBADD3BFBA6_terseLabel_en-US" xlink:label="lab_amr_NumberOfWellsDrilled_1FAD73A5893E508497EFB82BF06A8E15" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of wells drilled </link:label>
<link:label id="lab_amr_NumberOfWellsDrilled_A7DB54EBEADCD7431C8D8DBADD3BFBA6_label_en-US" xlink:label="lab_amr_NumberOfWellsDrilled_1FAD73A5893E508497EFB82BF06A8E15" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Number Of Wells, Drilled </link:label>
<link:label id="lab_amr_NumberOfWellsDrilled_A7DB54EBEADCD7431C8D8DBADD3BFBA6_documentation_en-US" xlink:label="lab_amr_NumberOfWellsDrilled_1FAD73A5893E508497EFB82BF06A8E15" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Number Of Wells, Drilled </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_NumberOfWellsDrilled" xlink:label="loc_amr_NumberOfWellsDrilled_1FAD73A5893E508497EFB82BF06A8E15" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DueFromRelatedPartiesCurrent_2C0657591E4A053BEA0B8DBADD3B8E94_terseLabel_en-US" xlink:label="lab_us-gaap_DueFromRelatedPartiesCurrent_7B12FB56AE1753EDBD1DD8C3054C12B7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Due from related parties </link:label>
<link:label id="lab_us-gaap_DueFromRelatedPartiesCurrent_2C0657591E4A053BEA0B8DBADD3B8E94_label_en-US" xlink:label="lab_us-gaap_DueFromRelatedPartiesCurrent_7B12FB56AE1753EDBD1DD8C3054C12B7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Due from Related Parties, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DueFromRelatedPartiesCurrent" xlink:label="loc_us-gaap_DueFromRelatedPartiesCurrent_7B12FB56AE1753EDBD1DD8C3054C12B7" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_E42881450EBD06636DEB8DBADD3B4B8C_verboseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_4B350954E9C15A6FA72A38F0A0A76193" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Stated interest rate of senior notes </link:label>
<link:label id="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_E42881450EBD06636DEB8DBADD3B4B8C_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_4B350954E9C15A6FA72A38F0A0A76193" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Interest Rate, Stated Percentage </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_4B350954E9C15A6FA72A38F0A0A76193" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DebtInstrumentFaceAmount_812DFC176CB38A0944418DBADD3B2BB3_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentFaceAmount_985F51E88A76549BBFA386D3541294AF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Promissory note receivable </link:label>
<link:label id="lab_us-gaap_DebtInstrumentFaceAmount_812DFC176CB38A0944418DBADD3B2BB3_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentFaceAmount_985F51E88A76549BBFA386D3541294AF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Face Amount </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DebtInstrumentFaceAmount" xlink:label="loc_us-gaap_DebtInstrumentFaceAmount_985F51E88A76549BBFA386D3541294AF" xlink:type="locator"/>
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<link:label id="lab_us-gaap_NotesReceivableRelatedPartiesNoncurrent_7E01F5CD59AD60437B598DBADD3B00D2_verboseLabel_en-US" xlink:label="lab_us-gaap_NotesReceivableRelatedPartiesNoncurrent_2722D84490255C55876E0C099EE0E565" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Long-term note receivable </link:label>
<link:label id="lab_us-gaap_NotesReceivableRelatedPartiesNoncurrent_7E01F5CD59AD60437B598DBADD3B00D2_label_en-US" xlink:label="lab_us-gaap_NotesReceivableRelatedPartiesNoncurrent_2722D84490255C55876E0C099EE0E565" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Notes Receivable, Related Parties, Noncurrent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_NotesReceivableRelatedPartiesNoncurrent" xlink:label="loc_us-gaap_NotesReceivableRelatedPartiesNoncurrent_2722D84490255C55876E0C099EE0E565" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AllowanceForDoubtfulAccountsReceivable_B2C4D6EF797FF88CB68A8DBADD3C3391_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_AllowanceForDoubtfulAccountsReceivable_631C511447AF585389D07BC749548E73" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Allowance for uncollectible accounts </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivable" xlink:label="loc_us-gaap_AllowanceForDoubtfulAccountsReceivable_631C511447AF585389D07BC749548E73" xlink:type="locator"/>
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<link:label id="lab_us-gaap_InterestIncomeRelatedParty_29490B739FB64749A4908DBADD3CA92C_terseLabel_en-US" xlink:label="lab_us-gaap_InterestIncomeRelatedParty_4653555156655178AE948A94FE5A5F86" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Interest income note receivable </link:label>
<link:label id="lab_us-gaap_InterestIncomeRelatedParty_29490B739FB64749A4908DBADD3CA92C_label_en-US" xlink:label="lab_us-gaap_InterestIncomeRelatedParty_4653555156655178AE948A94FE5A5F86" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Interest Income, Related Party </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_InterestIncomeRelatedParty" xlink:label="loc_us-gaap_InterestIncomeRelatedParty_4653555156655178AE948A94FE5A5F86" xlink:type="locator"/>
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<link:label id="lab_amr_RelatedPartyTransactionAgreementInitialTerm_9A3F1D8CB83389C5225A8DBADD3C13B8_terseLabel_en-US" xlink:label="lab_amr_RelatedPartyTransactionAgreementInitialTerm_C42B2038A93C59AA8B5532A6FEA6AB29" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Initial term </link:label>
<link:label id="lab_amr_RelatedPartyTransactionAgreementInitialTerm_9A3F1D8CB83389C5225A8DBADD3C13B8_label_en-US" xlink:label="lab_amr_RelatedPartyTransactionAgreementInitialTerm_C42B2038A93C59AA8B5532A6FEA6AB29" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Related Party Transaction, Agreement Initial Term </link:label>
<link:label id="lab_amr_RelatedPartyTransactionAgreementInitialTerm_9A3F1D8CB83389C5225A8DBADD3C13B8_documentation_en-US" xlink:label="lab_amr_RelatedPartyTransactionAgreementInitialTerm_C42B2038A93C59AA8B5532A6FEA6AB29" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Related Party Transaction, Agreement Initial Term </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_RelatedPartyTransactionAgreementInitialTerm" xlink:label="loc_amr_RelatedPartyTransactionAgreementInitialTerm_C42B2038A93C59AA8B5532A6FEA6AB29" xlink:type="locator"/>
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<link:label id="lab_amr_RelatedPartyTransactionAutomaticRenewalPeriodUnlessTerminated_92848844DC02853061708DBADD3CEDD9_terseLabel_en-US" xlink:label="lab_amr_RelatedPartyTransactionAutomaticRenewalPeriodUnlessTerminated_6FE705484A395D8EB1E7F7EEE420C8FF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Renewal term </link:label>
<link:label id="lab_amr_RelatedPartyTransactionAutomaticRenewalPeriodUnlessTerminated_92848844DC02853061708DBADD3CEDD9_label_en-US" xlink:label="lab_amr_RelatedPartyTransactionAutomaticRenewalPeriodUnlessTerminated_6FE705484A395D8EB1E7F7EEE420C8FF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Related Party Transaction, Automatic Renewal Period Unless Terminated </link:label>
<link:label id="lab_amr_RelatedPartyTransactionAutomaticRenewalPeriodUnlessTerminated_92848844DC02853061708DBADD3CEDD9_documentation_en-US" xlink:label="lab_amr_RelatedPartyTransactionAutomaticRenewalPeriodUnlessTerminated_6FE705484A395D8EB1E7F7EEE420C8FF" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Related Party Transaction, Automatic Renewal Period Unless Terminated </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_RelatedPartyTransactionAutomaticRenewalPeriodUnlessTerminated" xlink:label="loc_amr_RelatedPartyTransactionAutomaticRenewalPeriodUnlessTerminated_6FE705484A395D8EB1E7F7EEE420C8FF" xlink:type="locator"/>
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<link:label id="lab_amr_RelatedPartyTransactionRequiredNoticePeriodToTerminateAgreement_8591BF5233464BD8E5D38DBADD3C7312_terseLabel_en-US" xlink:label="lab_amr_RelatedPartyTransactionRequiredNoticePeriodToTerminateAgreement_22E527E1231C5A16AA674A1E92B9CB3E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Required notice period to terminate agreement </link:label>
<link:label id="lab_amr_RelatedPartyTransactionRequiredNoticePeriodToTerminateAgreement_8591BF5233464BD8E5D38DBADD3C7312_label_en-US" xlink:label="lab_amr_RelatedPartyTransactionRequiredNoticePeriodToTerminateAgreement_22E527E1231C5A16AA674A1E92B9CB3E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Related Party Transaction, Required Notice Period To Terminate Agreement </link:label>
<link:label id="lab_amr_RelatedPartyTransactionRequiredNoticePeriodToTerminateAgreement_8591BF5233464BD8E5D38DBADD3C7312_documentation_en-US" xlink:label="lab_amr_RelatedPartyTransactionRequiredNoticePeriodToTerminateAgreement_22E527E1231C5A16AA674A1E92B9CB3E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Related Party Transaction, Required Notice Period To Terminate Agreement </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_RelatedPartyTransactionRequiredNoticePeriodToTerminateAgreement" xlink:label="loc_amr_RelatedPartyTransactionRequiredNoticePeriodToTerminateAgreement_22E527E1231C5A16AA674A1E92B9CB3E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ManagementFeeExpense_D264C143B5A275466BFB8DBADD3C1BC2_terseLabel_en-US" xlink:label="lab_us-gaap_ManagementFeeExpense_3EBA93B457AD5EE1920649533A466738" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Management fee </link:label>
<link:label id="lab_us-gaap_ManagementFeeExpense_D264C143B5A275466BFB8DBADD3C1BC2_label_en-US" xlink:label="lab_us-gaap_ManagementFeeExpense_3EBA93B457AD5EE1920649533A466738" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Management Fee Expense </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ManagementFeeExpense" xlink:label="loc_us-gaap_ManagementFeeExpense_3EBA93B457AD5EE1920649533A466738" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ManagementFeeExpense_3EBA93B457AD5EE1920649533A466738" xlink:to="lab_us-gaap_ManagementFeeExpense_3EBA93B457AD5EE1920649533A466738" xlink:type="arc"/>
<link:label id="lab_amr_AccumulatedCostsIncurredDueToManagementAgreement_43F0FD08D0AB765383EB8DBADD3DAFE2_terseLabel_en-US" xlink:label="lab_amr_AccumulatedCostsIncurredDueToManagementAgreement_0B2ABB988FCA55F29E17721F8741782D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Costs incurred prior to 2018 </link:label>
<link:label id="lab_amr_AccumulatedCostsIncurredDueToManagementAgreement_43F0FD08D0AB765383EB8DBADD3DAFE2_label_en-US" xlink:label="lab_amr_AccumulatedCostsIncurredDueToManagementAgreement_0B2ABB988FCA55F29E17721F8741782D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accumulated Costs Incurred, Due To Management Agreement </link:label>
<link:label id="lab_amr_AccumulatedCostsIncurredDueToManagementAgreement_43F0FD08D0AB765383EB8DBADD3DAFE2_documentation_en-US" xlink:label="lab_amr_AccumulatedCostsIncurredDueToManagementAgreement_0B2ABB988FCA55F29E17721F8741782D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Accumulated Costs Incurred, Due To Management Agreement </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_AccumulatedCostsIncurredDueToManagementAgreement" xlink:label="loc_amr_AccumulatedCostsIncurredDueToManagementAgreement_0B2ABB988FCA55F29E17721F8741782D" xlink:type="locator"/>
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<link:label id="lab_amr_AccountsReceivableRelatedPartiesAdditions_234BC4E91AF89AFD51D58DBADD3D5A4E_verboseLabel_en-US" xlink:label="lab_amr_AccountsReceivableRelatedPartiesAdditions_D02E28DA86275239944F36123A348DA2" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Incremental costs incurred and have received </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_AccountsReceivableRelatedPartiesAdditions" xlink:label="loc_amr_AccountsReceivableRelatedPartiesAdditions_D02E28DA86275239944F36123A348DA2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_AccountsReceivableRelatedPartiesAdditions_D02E28DA86275239944F36123A348DA2" xlink:to="lab_amr_AccountsReceivableRelatedPartiesAdditions_D02E28DA86275239944F36123A348DA2" xlink:type="arc"/>
<link:label id="lab_us-gaap_AccountsReceivableRelatedPartiesCurrent_60A71FD348FC6EE8A974635A061230C9_terseLabel_en-US" xlink:label="lab_us-gaap_AccountsReceivableRelatedPartiesCurrent_82C0CF65FE375FF9B2F5BD18C2A76849" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Related party receivables </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AccountsReceivableRelatedPartiesCurrent" xlink:label="loc_us-gaap_AccountsReceivableRelatedPartiesCurrent_82C0CF65FE375FF9B2F5BD18C2A76849" xlink:type="locator"/>
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<link:label id="lab_amr_AccountsReceivableRelatedPartiesNetCurrent_15037C9360D7FFCFDB11635A0613CB67_totalLabel_en-US" xlink:label="lab_amr_AccountsReceivableRelatedPartiesNetCurrent_92425BE9A5A35FC7B61B0332E2D31B8B" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Related party receivables, net </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_AccountsReceivableRelatedPartiesNetCurrent" xlink:label="loc_amr_AccountsReceivableRelatedPartiesNetCurrent_92425BE9A5A35FC7B61B0332E2D31B8B" xlink:type="locator"/>
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<link:label id="lab_us-gaap_NotesReceivableRelatedPartiesCurrent_3D9EEF9D0FC891081980635A0613A09E_terseLabel_en-US" xlink:label="lab_us-gaap_NotesReceivableRelatedPartiesCurrent_B8865EFDAD215E6C90AED7F8D88B7F40" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Notes receivable from related parties </link:label>
<link:label id="lab_us-gaap_NotesReceivableRelatedPartiesCurrent_3D9EEF9D0FC891081980635A0613A09E_label_en-US" xlink:label="lab_us-gaap_NotesReceivableRelatedPartiesCurrent_B8865EFDAD215E6C90AED7F8D88B7F40" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Notes Receivable, Related Parties, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_NotesReceivableRelatedPartiesCurrent" xlink:label="loc_us-gaap_NotesReceivableRelatedPartiesCurrent_B8865EFDAD215E6C90AED7F8D88B7F40" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NotesReceivableRelatedPartiesCurrent_B8865EFDAD215E6C90AED7F8D88B7F40" xlink:to="lab_us-gaap_NotesReceivableRelatedPartiesCurrent_B8865EFDAD215E6C90AED7F8D88B7F40" xlink:type="arc"/>
<link:label id="lab_amr_NotesReceivableAllowanceForDoubtfulAccountsRelatedParties_C50960827508CF6EF3B4635A06130D62_negatedTerseLabel_en-US" xlink:label="lab_amr_NotesReceivableAllowanceForDoubtfulAccountsRelatedParties_99643CB2AD4E5A969003AC6B17499527" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Allowance for doubtful accounts </link:label>
<link:label id="lab_amr_NotesReceivableAllowanceForDoubtfulAccountsRelatedParties_C50960827508CF6EF3B4635A06130D62_label_en-US" xlink:label="lab_amr_NotesReceivableAllowanceForDoubtfulAccountsRelatedParties_99643CB2AD4E5A969003AC6B17499527" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Notes Receivable, Allowance For Doubtful Accounts, Related Parties </link:label>
<link:label id="lab_amr_NotesReceivableAllowanceForDoubtfulAccountsRelatedParties_C50960827508CF6EF3B4635A06130D62_documentation_en-US" xlink:label="lab_amr_NotesReceivableAllowanceForDoubtfulAccountsRelatedParties_99643CB2AD4E5A969003AC6B17499527" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Notes Receivable, Allowance For Doubtful Accounts, Related Parties </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_NotesReceivableAllowanceForDoubtfulAccountsRelatedParties" xlink:label="loc_amr_NotesReceivableAllowanceForDoubtfulAccountsRelatedParties_99643CB2AD4E5A969003AC6B17499527" xlink:type="locator"/>
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<link:label id="lab_amr_NotesReceivableRelatedPartiesNet_AECCD906D2532A8EE5FE635A06132051_totalLabel_en-US" xlink:label="lab_amr_NotesReceivableRelatedPartiesNet_455B15BF11ED5C2DB153CA6BF5F1E93F" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Notes receivable from related parties, net </link:label>
<link:label id="lab_amr_NotesReceivableRelatedPartiesNet_AECCD906D2532A8EE5FE635A06132051_label_en-US" xlink:label="lab_amr_NotesReceivableRelatedPartiesNet_455B15BF11ED5C2DB153CA6BF5F1E93F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Notes Receivable, Related Parties, Net </link:label>
<link:label id="lab_amr_NotesReceivableRelatedPartiesNet_AECCD906D2532A8EE5FE635A06132051_documentation_en-US" xlink:label="lab_amr_NotesReceivableRelatedPartiesNet_455B15BF11ED5C2DB153CA6BF5F1E93F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Notes Receivable, Related Parties, Net </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_NotesReceivableRelatedPartiesNet" xlink:label="loc_amr_NotesReceivableRelatedPartiesNet_455B15BF11ED5C2DB153CA6BF5F1E93F" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DueFromRelatedParties_9F59EA0F6C0899A63015635A061390B1_totalLabel_en-US" xlink:label="lab_us-gaap_DueFromRelatedParties_EE9E1104C9A051129EBC894D27131F44" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Related party receivables, net </link:label>
<link:label id="lab_us-gaap_DueFromRelatedParties_9F59EA0F6C0899A63015635A061390B1_label_en-US" xlink:label="lab_us-gaap_DueFromRelatedParties_EE9E1104C9A051129EBC894D27131F44" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Due from Related Parties </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DueFromRelatedParties" xlink:label="loc_us-gaap_DueFromRelatedParties_EE9E1104C9A051129EBC894D27131F44" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AssetRetirementObligationDisclosureTextBlock_1E64D39B615E19EA01037CB24C89A2A1_verboseLabel_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationDisclosureTextBlock_25EE623DE606576BAD5EA962FEBE402D" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> ASSET RETIREMENT OBLIGATIONS </link:label>
<link:label id="lab_us-gaap_AssetRetirementObligationDisclosureTextBlock_1E64D39B615E19EA01037CB24C89A2A1_label_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationDisclosureTextBlock_25EE623DE606576BAD5EA962FEBE402D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligation Disclosure [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AssetRetirementObligationDisclosureTextBlock" xlink:label="loc_us-gaap_AssetRetirementObligationDisclosureTextBlock_25EE623DE606576BAD5EA962FEBE402D" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CompensationAndRetirementDisclosureAbstract_7188FBAE25CD37284BD07CB24C21A940_label_en-US" xlink:label="lab_us-gaap_CompensationAndRetirementDisclosureAbstract_8778D89CF6515D6993419F14F0E6A93D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Retirement Benefits [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CompensationAndRetirementDisclosureAbstract" xlink:label="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_8778D89CF6515D6993419F14F0E6A93D" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_A7CFD3EB505B963F48E07CB24C211B52_terseLabel_en-US" xlink:label="lab_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_D2D4B691407453C996662280AD14F010" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> EMPLOYEE BENEFIT PLANS </link:label>
<link:label id="lab_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_A7CFD3EB505B963F48E07CB24C211B52_label_en-US" xlink:label="lab_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_D2D4B691407453C996662280AD14F010" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Pension and Other Postretirement Benefits Disclosure [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock" xlink:label="loc_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_D2D4B691407453C996662280AD14F010" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_A68F9580F199D213471EABF263AA9736_terseLabel_en-US" xlink:label="lab_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_A68F9580F199D213471EABF263AA9736" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Adjustments for New Accounting Pronouncements [Axis] </link:label>
<link:label id="lab_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_A68F9580F199D213471EABF263AA9736_label_en-US" xlink:label="lab_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_A68F9580F199D213471EABF263AA9736" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Adjustments for New Accounting Pronouncements [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AdjustmentsForNewAccountingPronouncementsAxis" xlink:label="loc_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_A68F9580F199D213471EABF263AA9736" xlink:type="locator"/>
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<link:label id="lab_us-gaap_TypeOfAdoptionMember_777F1B72976FB215A511ABF263ABFE58_terseLabel_en-US" xlink:label="lab_us-gaap_TypeOfAdoptionMember_777F1B72976FB215A511ABF263ABFE58" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Type of Adoption [Domain] </link:label>
<link:label id="lab_us-gaap_TypeOfAdoptionMember_777F1B72976FB215A511ABF263ABFE58_label_en-US" xlink:label="lab_us-gaap_TypeOfAdoptionMember_777F1B72976FB215A511ABF263ABFE58" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Type of Adoption [Domain] </link:label>
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<link:label id="lab_us-gaap_AccountingStandardsUpdate201409Member_B2017601377954196B79ABF263AB034D_terseLabel_en-US" xlink:label="lab_us-gaap_AccountingStandardsUpdate201409Member_B2017601377954196B79ABF263AB034D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> ASC 606 </link:label>
<link:label id="lab_us-gaap_AccountingStandardsUpdate201409Member_B2017601377954196B79ABF263AB034D_label_en-US" xlink:label="lab_us-gaap_AccountingStandardsUpdate201409Member_B2017601377954196B79ABF263AB034D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accounting Standards Update 2014-09 [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AccountingStandardsUpdate201409Member" xlink:label="loc_us-gaap_AccountingStandardsUpdate201409Member_B2017601377954196B79ABF263AB034D" xlink:type="locator"/>
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<link:label id="lab_srt_ConsolidationItemsAxis_F2D1CF335CD043D08EF3ABF263AB3CE3_terseLabel_en-US" xlink:label="lab_srt_ConsolidationItemsAxis_F2D1CF335CD043D08EF3ABF263AB3CE3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Consolidation Items [Axis] </link:label>
<link:label id="lab_srt_ConsolidationItemsAxis_F2D1CF335CD043D08EF3ABF263AB3CE3_label_en-US" xlink:label="lab_srt_ConsolidationItemsAxis_F2D1CF335CD043D08EF3ABF263AB3CE3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Consolidation Items [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_ConsolidationItemsAxis" xlink:label="loc_srt_ConsolidationItemsAxis_F2D1CF335CD043D08EF3ABF263AB3CE3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_ConsolidationItemsAxis_F2D1CF335CD043D08EF3ABF263AB3CE3" xlink:to="lab_srt_ConsolidationItemsAxis_F2D1CF335CD043D08EF3ABF263AB3CE3" xlink:type="arc"/>
<link:label id="lab_srt_ConsolidationItemsDomain_715252509B7589FD5EA0ABF263ABC70D_terseLabel_en-US" xlink:label="lab_srt_ConsolidationItemsDomain_715252509B7589FD5EA0ABF263ABC70D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Consolidation Items [Domain] </link:label>
<link:label id="lab_srt_ConsolidationItemsDomain_715252509B7589FD5EA0ABF263ABC70D_label_en-US" xlink:label="lab_srt_ConsolidationItemsDomain_715252509B7589FD5EA0ABF263ABC70D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Consolidation Items [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_ConsolidationItemsDomain" xlink:label="loc_srt_ConsolidationItemsDomain_715252509B7589FD5EA0ABF263ABC70D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_ConsolidationItemsDomain_715252509B7589FD5EA0ABF263ABC70D" xlink:to="lab_srt_ConsolidationItemsDomain_715252509B7589FD5EA0ABF263ABC70D" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingSegmentsMember_61C83F61ACF9363FC106ABF263AC3A59_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingSegmentsMember_61C83F61ACF9363FC106ABF263AC3A59" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating Segments </link:label>
<link:label id="lab_us-gaap_OperatingSegmentsMember_61C83F61ACF9363FC106ABF263AC3A59_label_en-US" xlink:label="lab_us-gaap_OperatingSegmentsMember_61C83F61ACF9363FC106ABF263AC3A59" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Segments [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OperatingSegmentsMember" xlink:label="loc_us-gaap_OperatingSegmentsMember_61C83F61ACF9363FC106ABF263AC3A59" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingSegmentsMember_61C83F61ACF9363FC106ABF263AC3A59" xlink:to="lab_us-gaap_OperatingSegmentsMember_61C83F61ACF9363FC106ABF263AC3A59" xlink:type="arc"/>
<link:label id="lab_us-gaap_IntersegmentEliminationMember_818E21CFAD4F240CB0F7ABF263ACE8F9_terseLabel_en-US" xlink:label="lab_us-gaap_IntersegmentEliminationMember_818E21CFAD4F240CB0F7ABF263ACE8F9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Eliminations </link:label>
<link:label id="lab_us-gaap_IntersegmentEliminationMember_818E21CFAD4F240CB0F7ABF263ACE8F9_label_en-US" xlink:label="lab_us-gaap_IntersegmentEliminationMember_818E21CFAD4F240CB0F7ABF263ACE8F9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Intersegment Eliminations [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IntersegmentEliminationMember" xlink:label="loc_us-gaap_IntersegmentEliminationMember_818E21CFAD4F240CB0F7ABF263ACE8F9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IntersegmentEliminationMember_818E21CFAD4F240CB0F7ABF263ACE8F9" xlink:to="lab_us-gaap_IntersegmentEliminationMember_818E21CFAD4F240CB0F7ABF263ACE8F9" xlink:type="arc"/>
<link:label id="lab_srt_ProductOrServiceAxis_EB1CDD4F0A9459FD2F17ABF263ADD1AA_terseLabel_en-US" xlink:label="lab_srt_ProductOrServiceAxis_EB1CDD4F0A9459FD2F17ABF263ADD1AA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Product and Service [Axis] </link:label>
<link:label id="lab_srt_ProductOrServiceAxis_EB1CDD4F0A9459FD2F17ABF263ADD1AA_label_en-US" xlink:label="lab_srt_ProductOrServiceAxis_EB1CDD4F0A9459FD2F17ABF263ADD1AA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Product and Service [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_ProductOrServiceAxis" xlink:label="loc_srt_ProductOrServiceAxis_EB1CDD4F0A9459FD2F17ABF263ADD1AA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_ProductOrServiceAxis_EB1CDD4F0A9459FD2F17ABF263ADD1AA" xlink:to="lab_srt_ProductOrServiceAxis_EB1CDD4F0A9459FD2F17ABF263ADD1AA" xlink:type="arc"/>
<link:label id="lab_srt_ProductsAndServicesDomain_55E79FAD9135F21B7D75ABF263AD2865_terseLabel_en-US" xlink:label="lab_srt_ProductsAndServicesDomain_55E79FAD9135F21B7D75ABF263AD2865" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Product and Service [Domain] </link:label>
<link:label id="lab_srt_ProductsAndServicesDomain_55E79FAD9135F21B7D75ABF263AD2865_label_en-US" xlink:label="lab_srt_ProductsAndServicesDomain_55E79FAD9135F21B7D75ABF263AD2865" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Product and Service [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_ProductsAndServicesDomain" xlink:label="loc_srt_ProductsAndServicesDomain_55E79FAD9135F21B7D75ABF263AD2865" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_ProductsAndServicesDomain_55E79FAD9135F21B7D75ABF263AD2865" xlink:to="lab_srt_ProductsAndServicesDomain_55E79FAD9135F21B7D75ABF263AD2865" xlink:type="arc"/>
<link:label id="lab_srt_OilReservesMember_7E2089CA97C4CEB3766DABF263ADEE33_terseLabel_en-US" xlink:label="lab_srt_OilReservesMember_7E2089CA97C4CEB3766DABF263ADEE33" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Oil </link:label>
<link:label id="lab_srt_OilReservesMember_7E2089CA97C4CEB3766DABF263ADEE33_label_en-US" xlink:label="lab_srt_OilReservesMember_7E2089CA97C4CEB3766DABF263ADEE33" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Oil [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_OilReservesMember" xlink:label="loc_srt_OilReservesMember_7E2089CA97C4CEB3766DABF263ADEE33" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_OilReservesMember_7E2089CA97C4CEB3766DABF263ADEE33" xlink:to="lab_srt_OilReservesMember_7E2089CA97C4CEB3766DABF263ADEE33" xlink:type="arc"/>
<link:label id="lab_srt_NaturalGasReservesMember_8E683B7B700E261BA1C8ABF263ADC252_terseLabel_en-US" xlink:label="lab_srt_NaturalGasReservesMember_8E683B7B700E261BA1C8ABF263ADC252" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Natural gas </link:label>
<link:label id="lab_srt_NaturalGasReservesMember_8E683B7B700E261BA1C8ABF263ADC252_label_en-US" xlink:label="lab_srt_NaturalGasReservesMember_8E683B7B700E261BA1C8ABF263ADC252" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Natural Gas [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_NaturalGasReservesMember" xlink:label="loc_srt_NaturalGasReservesMember_8E683B7B700E261BA1C8ABF263ADC252" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_NaturalGasReservesMember_8E683B7B700E261BA1C8ABF263ADC252" xlink:to="lab_srt_NaturalGasReservesMember_8E683B7B700E261BA1C8ABF263ADC252" xlink:type="arc"/>
<link:label id="lab_srt_NaturalGasLiquidsReservesMember_8589FDACBADC1A8C302FABF263AD7B7B_terseLabel_en-US" xlink:label="lab_srt_NaturalGasLiquidsReservesMember_8589FDACBADC1A8C302FABF263AD7B7B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Natural gas liquids </link:label>
<link:label id="lab_srt_NaturalGasLiquidsReservesMember_8589FDACBADC1A8C302FABF263AD7B7B_label_en-US" xlink:label="lab_srt_NaturalGasLiquidsReservesMember_8589FDACBADC1A8C302FABF263AD7B7B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Natural Gas Liquids [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_NaturalGasLiquidsReservesMember" xlink:label="loc_srt_NaturalGasLiquidsReservesMember_8589FDACBADC1A8C302FABF263AD7B7B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_NaturalGasLiquidsReservesMember_8589FDACBADC1A8C302FABF263AD7B7B" xlink:to="lab_srt_NaturalGasLiquidsReservesMember_8589FDACBADC1A8C302FABF263AD7B7B" xlink:type="arc"/>
<link:label id="lab_us-gaap_ProductMember_037199A905F563988084ABF263ADA9C2_terseLabel_en-US" xlink:label="lab_us-gaap_ProductMember_037199A905F563988084ABF263ADA9C2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Sales of gathered production </link:label>
<link:label id="lab_us-gaap_ProductMember_037199A905F563988084ABF263ADA9C2_label_en-US" xlink:label="lab_us-gaap_ProductMember_037199A905F563988084ABF263ADA9C2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Product [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ProductMember" xlink:label="loc_us-gaap_ProductMember_037199A905F563988084ABF263ADA9C2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProductMember_037199A905F563988084ABF263ADA9C2" xlink:to="lab_us-gaap_ProductMember_037199A905F563988084ABF263ADA9C2" xlink:type="arc"/>
<link:label id="lab_us-gaap_NaturalGasGatheringTransportationMarketingAndProcessingMember_02E7FD096EFB06F28684ABF263ADF278_terseLabel_en-US" xlink:label="lab_us-gaap_NaturalGasGatheringTransportationMarketingAndProcessingMember_02E7FD096EFB06F28684ABF263ADF278" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Gathering and processing </link:label>
<link:label id="lab_us-gaap_NaturalGasGatheringTransportationMarketingAndProcessingMember_02E7FD096EFB06F28684ABF263ADF278_label_en-US" xlink:label="lab_us-gaap_NaturalGasGatheringTransportationMarketingAndProcessingMember_02E7FD096EFB06F28684ABF263ADF278" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Natural Gas, Gathering, Transportation, Marketing and Processing [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_NaturalGasGatheringTransportationMarketingAndProcessingMember" xlink:label="loc_us-gaap_NaturalGasGatheringTransportationMarketingAndProcessingMember_02E7FD096EFB06F28684ABF263ADF278" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NaturalGasGatheringTransportationMarketingAndProcessingMember_02E7FD096EFB06F28684ABF263ADF278" xlink:to="lab_us-gaap_NaturalGasGatheringTransportationMarketingAndProcessingMember_02E7FD096EFB06F28684ABF263ADF278" xlink:type="arc"/>
<link:label id="lab_amr_SegmentOperatingRevenueMember_7B08DC3050FD00E27D59ABF263AD3FA8_terseLabel_en-US" xlink:label="lab_amr_SegmentOperatingRevenueMember_7B08DC3050FD00E27D59ABF263AD3FA8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Segment Operating Revenue </link:label>
<link:label id="lab_amr_SegmentOperatingRevenueMember_7B08DC3050FD00E27D59ABF263AD3FA8_label_en-US" xlink:label="lab_amr_SegmentOperatingRevenueMember_7B08DC3050FD00E27D59ABF263AD3FA8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Segment Operating Revenue [Member] </link:label>
<link:label id="lab_amr_SegmentOperatingRevenueMember_7B08DC3050FD00E27D59ABF263AD3FA8_documentation_en-US" xlink:label="lab_amr_SegmentOperatingRevenueMember_7B08DC3050FD00E27D59ABF263AD3FA8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Segment Operating Revenue [Member] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_SegmentOperatingRevenueMember" xlink:label="loc_amr_SegmentOperatingRevenueMember_7B08DC3050FD00E27D59ABF263AD3FA8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_SegmentOperatingRevenueMember_7B08DC3050FD00E27D59ABF263AD3FA8" xlink:to="lab_amr_SegmentOperatingRevenueMember_7B08DC3050FD00E27D59ABF263AD3FA8" xlink:type="arc"/>
<link:label id="lab_us-gaap_ProductAndServiceOtherMember_12BE3ADD7E7F091AEBCDABF263AD777D_verboseLabel_en-US" xlink:label="lab_us-gaap_ProductAndServiceOtherMember_12BE3ADD7E7F091AEBCDABF263AD777D" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Other </link:label>
<link:label id="lab_us-gaap_ProductAndServiceOtherMember_12BE3ADD7E7F091AEBCDABF263AD777D_label_en-US" xlink:label="lab_us-gaap_ProductAndServiceOtherMember_12BE3ADD7E7F091AEBCDABF263AD777D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Product and Service, Other [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ProductAndServiceOtherMember" xlink:label="loc_us-gaap_ProductAndServiceOtherMember_12BE3ADD7E7F091AEBCDABF263AD777D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProductAndServiceOtherMember_12BE3ADD7E7F091AEBCDABF263AD777D" xlink:to="lab_us-gaap_ProductAndServiceOtherMember_12BE3ADD7E7F091AEBCDABF263AD777D" xlink:type="arc"/>
<link:label id="lab_us-gaap_RevenuesAbstract_34327C315D4E1DF39DCAABF263AEDD39_verboseLabel_en-US" xlink:label="lab_us-gaap_RevenuesAbstract_34327C315D4E1DF39DCAABF263AEDD39" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Revenue </link:label>
<link:label id="lab_us-gaap_RevenuesAbstract_34327C315D4E1DF39DCAABF263AEDD39_label_en-US" xlink:label="lab_us-gaap_RevenuesAbstract_34327C315D4E1DF39DCAABF263AEDD39" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Revenues [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_RevenuesAbstract" xlink:label="loc_us-gaap_RevenuesAbstract_34327C315D4E1DF39DCAABF263AEDD39" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevenuesAbstract_34327C315D4E1DF39DCAABF263AEDD39" xlink:to="lab_us-gaap_RevenuesAbstract_34327C315D4E1DF39DCAABF263AEDD39" xlink:type="arc"/>
<link:label id="lab_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_0818DDA887F8180E75F8ABF263AE054A_verboseLabel_en-US" xlink:label="lab_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_0818DDA887F8180E75F8ABF263AE054A" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Operating revenue </link:label>
<link:label id="lab_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_0818DDA887F8180E75F8ABF263AE054A_label_en-US" xlink:label="lab_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_0818DDA887F8180E75F8ABF263AE054A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Revenue from Contract with Customer, Excluding Assessed Tax </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_0818DDA887F8180E75F8ABF263AE054A" xlink:type="locator"/>
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<link:label id="lab_us-gaap_GainLossOnDispositionOfAssets_AF6E7FE0D22BCDE9C520ABF263AEB24F_terseLabel_en-US" xlink:label="lab_us-gaap_GainLossOnDispositionOfAssets_AF6E7FE0D22BCDE9C520ABF263AEB24F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Gain on sale of assets </link:label>
<link:label id="lab_us-gaap_GainLossOnDispositionOfAssets_AF6E7FE0D22BCDE9C520ABF263AEB24F_label_en-US" xlink:label="lab_us-gaap_GainLossOnDispositionOfAssets_AF6E7FE0D22BCDE9C520ABF263AEB24F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Gain (Loss) on Disposition of Property Plant Equipment, Excluding Oil and Gas Property and Timber Property </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_GainLossOnDispositionOfAssets" xlink:label="loc_us-gaap_GainLossOnDispositionOfAssets_AF6E7FE0D22BCDE9C520ABF263AEB24F" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet_04B8078A39E8538AAE04ABF263AE5E68_verboseLabel_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet_04B8078A39E8538AAE04ABF263AE5E68" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Gain (loss) on derivatives </link:label>
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<link:label id="lab_us-gaap_Revenues_AE2FE32DEF787064A388ABF263AFED0E_totalLabel_en-US" xlink:label="lab_us-gaap_Revenues_AE2FE32DEF787064A388ABF263AFED0E" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total revenue </link:label>
<link:label id="lab_us-gaap_Revenues_AE2FE32DEF787064A388ABF263AFED0E_label_en-US" xlink:label="lab_us-gaap_Revenues_AE2FE32DEF787064A388ABF263AFED0E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Revenues </link:label>
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<link:label id="lab_us-gaap_CostsAndExpensesAbstract_D112367CFF4A22D21AF1ABF263AFAF75_verboseLabel_en-US" xlink:label="lab_us-gaap_CostsAndExpensesAbstract_D112367CFF4A22D21AF1ABF263AFAF75" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Operating expenses </link:label>
<link:label id="lab_us-gaap_CostsAndExpensesAbstract_D112367CFF4A22D21AF1ABF263AFAF75_label_en-US" xlink:label="lab_us-gaap_CostsAndExpensesAbstract_D112367CFF4A22D21AF1ABF263AFAF75" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Costs and Expenses [Abstract] </link:label>
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<link:label id="lab_us-gaap_OperatingLeaseExpense_EF84747EFCFD9873245FABF263AF30E2_verboseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseExpense_EF84747EFCFD9873245FABF263AF30E2" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Lease operating </link:label>
<link:label id="lab_us-gaap_OperatingLeaseExpense_EF84747EFCFD9873245FABF263AF30E2_label_en-US" xlink:label="lab_us-gaap_OperatingLeaseExpense_EF84747EFCFD9873245FABF263AF30E2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Lease, Expense </link:label>
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<link:label id="lab_us-gaap_CostOfGoodsAndServicesSold_8E5EC116B05CDF6EA467ABF263AF1FF4_label_en-US" xlink:label="lab_us-gaap_CostOfGoodsAndServicesSold_8E5EC116B05CDF6EA467ABF263AF1FF4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cost of Goods and Services Sold </link:label>
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<link:label id="lab_amr_MidstreamOperatingExpense_4768FCB948E2D52481E2ABF263AF35DF_terseLabel_en-US" xlink:label="lab_amr_MidstreamOperatingExpense_4768FCB948E2D52481E2ABF263AF35DF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Midstream operating </link:label>
<link:label id="lab_amr_MidstreamOperatingExpense_4768FCB948E2D52481E2ABF263AF35DF_label_en-US" xlink:label="lab_amr_MidstreamOperatingExpense_4768FCB948E2D52481E2ABF263AF35DF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Midstream Operating Expense </link:label>
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<link:loc xlink:href="amr-20191231.xsd#amr_MidstreamOperatingExpense" xlink:label="loc_amr_MidstreamOperatingExpense_4768FCB948E2D52481E2ABF263AF35DF" xlink:type="locator"/>
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<link:label id="lab_amr_ProductExpense_A72792BAB4D97405EDA7ABF263AFC42E_terseLabel_en-US" xlink:label="lab_amr_ProductExpense_A72792BAB4D97405EDA7ABF263AFC42E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cost of sales for purchased gathered production </link:label>
<link:label id="lab_amr_ProductExpense_A72792BAB4D97405EDA7ABF263AFC42E_label_en-US" xlink:label="lab_amr_ProductExpense_A72792BAB4D97405EDA7ABF263AFC42E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Product Expense </link:label>
<link:label id="lab_amr_ProductExpense_A72792BAB4D97405EDA7ABF263AFC42E_documentation_en-US" xlink:label="lab_amr_ProductExpense_A72792BAB4D97405EDA7ABF263AFC42E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Product Expense </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_ProductExpense" xlink:label="loc_amr_ProductExpense_A72792BAB4D97405EDA7ABF263AFC42E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_TaxesExcludingIncomeAndExciseTaxes_92A2B70B431F0DF1A17AABF263B0BEF3_verboseLabel_en-US" xlink:label="lab_us-gaap_TaxesExcludingIncomeAndExciseTaxes_92A2B70B431F0DF1A17AABF263B0BEF3" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Production taxes </link:label>
<link:label id="lab_us-gaap_TaxesExcludingIncomeAndExciseTaxes_92A2B70B431F0DF1A17AABF263B0BEF3_label_en-US" xlink:label="lab_us-gaap_TaxesExcludingIncomeAndExciseTaxes_92A2B70B431F0DF1A17AABF263B0BEF3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Taxes, Miscellaneous </link:label>
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<link:label id="lab_amr_WorkoverExpense_313DBAE37FFB58EDFEC9ABF263B056EF_verboseLabel_en-US" xlink:label="lab_amr_WorkoverExpense_313DBAE37FFB58EDFEC9ABF263B056EF" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Workovers </link:label>
<link:label id="lab_amr_WorkoverExpense_313DBAE37FFB58EDFEC9ABF263B056EF_label_en-US" xlink:label="lab_amr_WorkoverExpense_313DBAE37FFB58EDFEC9ABF263B056EF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Workover Expense </link:label>
<link:label id="lab_amr_WorkoverExpense_313DBAE37FFB58EDFEC9ABF263B056EF_documentation_en-US" xlink:label="lab_amr_WorkoverExpense_313DBAE37FFB58EDFEC9ABF263B056EF" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Expense for the repair or stimulation of an existing production well for the purpose of restoring, prolonging or enhancing the production of hydrocarbons, but which does not increase total oil and natural gas reserves attributable to the property and is not capitalized. </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_WorkoverExpense" xlink:label="loc_amr_WorkoverExpense_313DBAE37FFB58EDFEC9ABF263B056EF" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ExplorationExpense_6DD5ED3F61B78B98E504ABF263B02ED5_verboseLabel_en-US" xlink:label="lab_us-gaap_ExplorationExpense_6DD5ED3F61B78B98E504ABF263B02ED5" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Exploration </link:label>
<link:label id="lab_us-gaap_ExplorationExpense_6DD5ED3F61B78B98E504ABF263B02ED5_label_en-US" xlink:label="lab_us-gaap_ExplorationExpense_6DD5ED3F61B78B98E504ABF263B02ED5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Exploration Expense </link:label>
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<link:label id="lab_us-gaap_DepreciationDepletionAndAmortization_CFC8627051CF580D619AABF263B0C495_verboseLabel_en-US" xlink:label="lab_us-gaap_DepreciationDepletionAndAmortization_CFC8627051CF580D619AABF263B0C495" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Depreciation, depletion and amortization </link:label>
<link:label id="lab_us-gaap_DepreciationDepletionAndAmortization_CFC8627051CF580D619AABF263B0C495_label_en-US" xlink:label="lab_us-gaap_DepreciationDepletionAndAmortization_CFC8627051CF580D619AABF263B0C495" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Depreciation, Depletion and Amortization </link:label>
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<link:label id="lab_us-gaap_ImpairmentOfOilAndGasProperties_70818437B63864FD6289ABF263B029F6_label_en-US" xlink:label="lab_us-gaap_ImpairmentOfOilAndGasProperties_70818437B63864FD6289ABF263B029F6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Impairment of Oil and Gas Properties </link:label>
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<link:label id="lab_us-gaap_CostsAndExpenses_1636F1D80C91F9C6D910ABF263B1BD53_label_en-US" xlink:label="lab_us-gaap_CostsAndExpenses_1636F1D80C91F9C6D910ABF263B1BD53" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Costs and Expenses </link:label>
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<link:label id="lab_us-gaap_OperatingIncomeLoss_0D1C50397A309D58B613ABF263B180FB_totalLabel_en-US" xlink:label="lab_us-gaap_OperatingIncomeLoss_0D1C50397A309D58B613ABF263B180FB" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Operating income </link:label>
<link:label id="lab_us-gaap_OperatingIncomeLoss_0D1C50397A309D58B613ABF263B180FB_label_en-US" xlink:label="lab_us-gaap_OperatingIncomeLoss_0D1C50397A309D58B613ABF263B180FB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Income (Loss) </link:label>
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<link:label id="lab_us-gaap_InterestExpense_F6BDE6A82C98C7E135DBABF263B1380C_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_InterestExpense_F6BDE6A82C98C7E135DBABF263B1380C" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Interest expense </link:label>
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<link:label id="lab_us-gaap_InterestAndOtherIncome_65877678AA8DA217A07DABF263B2B836_terseLabel_en-US" xlink:label="lab_us-gaap_InterestAndOtherIncome_65877678AA8DA217A07DABF263B2B836" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Interest income and other </link:label>
<link:label id="lab_us-gaap_InterestAndOtherIncome_65877678AA8DA217A07DABF263B2B836_label_en-US" xlink:label="lab_us-gaap_InterestAndOtherIncome_65877678AA8DA217A07DABF263B2B836" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Interest and Other Income </link:label>
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<link:label id="lab_us-gaap_ReorganizationItems_77096FFCF3DBCDC6E52BABF263B203C4_negatedLabel_en-US" xlink:label="lab_us-gaap_ReorganizationItems_77096FFCF3DBCDC6E52BABF263B203C4" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Reorganization items, net </link:label>
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<link:label id="lab_us-gaap_NonoperatingIncomeExpense_612E49697516B83BD8D6ABF263B21D58_label_en-US" xlink:label="lab_us-gaap_NonoperatingIncomeExpense_612E49697516B83BD8D6ABF263B21D58" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Nonoperating Income (Expense) </link:label>
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<link:label id="lab_us-gaap_GainLossOnDerivativeInstrumentsNetPretax_2507CF84DEDC9EE3EDD5ABF263B396BB_terseLabel_en-US" xlink:label="lab_us-gaap_GainLossOnDerivativeInstrumentsNetPretax_2507CF84DEDC9EE3EDD5ABF263B396BB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Loss on unrealized hedges </link:label>
<link:label id="lab_us-gaap_GainLossOnDerivativeInstrumentsNetPretax_2507CF84DEDC9EE3EDD5ABF263B396BB_label_en-US" xlink:label="lab_us-gaap_GainLossOnDerivativeInstrumentsNetPretax_2507CF84DEDC9EE3EDD5ABF263B396BB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Gain (Loss) on Derivative Instruments, Net, Pretax </link:label>
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<link:label id="lab_us-gaap_UnrealizedGainLossOnCashFlowHedgingInstruments_5FE13E485B884566E7DEABF263B25836_terseLabel_en-US" xlink:label="lab_us-gaap_UnrealizedGainLossOnCashFlowHedgingInstruments_5FE13E485B884566E7DEABF263B25836" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Gain on unrealized hedges </link:label>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_UnrealizedGainLossOnCashFlowHedgingInstruments" xlink:label="loc_us-gaap_UnrealizedGainLossOnCashFlowHedgingInstruments_5FE13E485B884566E7DEABF263B25836" xlink:type="locator"/>
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<link:label id="lab_us-gaap_GainLossOnSaleOfPropertyPlantEquipment_26F12639B250F0769DD6ABF263B3AB5B_terseLabel_en-US" xlink:label="lab_us-gaap_GainLossOnSaleOfPropertyPlantEquipment_26F12639B250F0769DD6ABF263B3AB5B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Loss on sale of property and equipment </link:label>
<link:label id="lab_us-gaap_GainLossOnSaleOfPropertyPlantEquipment_26F12639B250F0769DD6ABF263B3AB5B_label_en-US" xlink:label="lab_us-gaap_GainLossOnSaleOfPropertyPlantEquipment_26F12639B250F0769DD6ABF263B3AB5B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Gain (Loss) on Disposition of Property Plant Equipment </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_GainLossOnSaleOfPropertyPlantEquipment" xlink:label="loc_us-gaap_GainLossOnSaleOfPropertyPlantEquipment_26F12639B250F0769DD6ABF263B3AB5B" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ImpairmentOfOilAndGasProperties_13056980854DF0259E52ABF263B3D46E_terseLabel_en-US" xlink:label="lab_us-gaap_ImpairmentOfOilAndGasProperties_13056980854DF0259E52ABF263B3D46E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Impairment assets </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ImpairmentOfOilAndGasProperties" xlink:label="loc_us-gaap_ImpairmentOfOilAndGasProperties_13056980854DF0259E52ABF263B3D46E" xlink:type="locator"/>
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<link:label id="lab_amr_ProvisionForDoubtfulAccountsRelatedParties_0EDBFC228110B7294432ABF263B4790C_terseLabel_en-US" xlink:label="lab_amr_ProvisionForDoubtfulAccountsRelatedParties_0EDBFC228110B7294432ABF263B4790C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Provision for uncollectible related party receivables </link:label>
<link:label id="lab_amr_ProvisionForDoubtfulAccountsRelatedParties_0EDBFC228110B7294432ABF263B4790C_label_en-US" xlink:label="lab_amr_ProvisionForDoubtfulAccountsRelatedParties_0EDBFC228110B7294432ABF263B4790C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Provision For Doubtful Accounts, Related Parties </link:label>
<link:label id="lab_amr_ProvisionForDoubtfulAccountsRelatedParties_0EDBFC228110B7294432ABF263B4790C_documentation_en-US" xlink:label="lab_amr_ProvisionForDoubtfulAccountsRelatedParties_0EDBFC228110B7294432ABF263B4790C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Provision For Doubtful Accounts, Related Parties </link:label>
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<link:label id="lab_us-gaap_AllocatedShareBasedCompensationExpense_83C487BB1D912C534460ABF263B437A9_verboseLabel_en-US" xlink:label="lab_us-gaap_AllocatedShareBasedCompensationExpense_83C487BB1D912C534460ABF263B437A9" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Equity-based compensation </link:label>
<link:label id="lab_us-gaap_AllocatedShareBasedCompensationExpense_83C487BB1D912C534460ABF263B437A9_label_en-US" xlink:label="lab_us-gaap_AllocatedShareBasedCompensationExpense_83C487BB1D912C534460ABF263B437A9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Allocated Share-based Compensation Expense </link:label>
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<link:label id="lab_us-gaap_ExplorationExpense_89328FA0A52EBF1E5E99ABF263B49DB1_terseLabel_en-US" xlink:label="lab_us-gaap_ExplorationExpense_89328FA0A52EBF1E5E99ABF263B49DB1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Exploration </link:label>
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<link:label id="lab_amr_OperatingLeaseAmortization_83A78AA219BD552414BAABF263B44A89_terseLabel_en-US" xlink:label="lab_amr_OperatingLeaseAmortization_83A78AA219BD552414BAABF263B44A89" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Non-cash lease operating expense </link:label>
<link:label id="lab_amr_OperatingLeaseAmortization_83A78AA219BD552414BAABF263B44A89_label_en-US" xlink:label="lab_amr_OperatingLeaseAmortization_83A78AA219BD552414BAABF263B44A89" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Lease Amortization </link:label>
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<link:label id="lab_amr_GainLossOnConsolidationOfEquityMethodInvestment_9CA62B31561B99ADB157ABF263B5682B_terseLabel_en-US" xlink:label="lab_amr_GainLossOnConsolidationOfEquityMethodInvestment_9CA62B31561B99ADB157ABF263B5682B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Adjustment of investment in Cimarron to fair value based on assets received </link:label>
<link:label id="lab_amr_GainLossOnConsolidationOfEquityMethodInvestment_9CA62B31561B99ADB157ABF263B5682B_label_en-US" xlink:label="lab_amr_GainLossOnConsolidationOfEquityMethodInvestment_9CA62B31561B99ADB157ABF263B5682B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Gain (Loss) On Consolidation Of Equity Method Investment </link:label>
<link:label id="lab_amr_GainLossOnConsolidationOfEquityMethodInvestment_9CA62B31561B99ADB157ABF263B5682B_documentation_en-US" xlink:label="lab_amr_GainLossOnConsolidationOfEquityMethodInvestment_9CA62B31561B99ADB157ABF263B5682B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Gain (Loss) On Consolidation Of Equity Method Investment </link:label>
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<link:label id="lab_us-gaap_BusinessCombinationIntegrationRelatedCosts_FDE300974A45B6119840ABF263B57B5B_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationIntegrationRelatedCosts_FDE300974A45B6119840ABF263B57B5B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Business Combination </link:label>
<link:label id="lab_us-gaap_BusinessCombinationIntegrationRelatedCosts_FDE300974A45B6119840ABF263B57B5B_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationIntegrationRelatedCosts_FDE300974A45B6119840ABF263B57B5B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Combination, Integration Related Costs </link:label>
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<link:label id="lab_amr_AdjustedEarningsBeforeInterestTaxesDepreciationAmortizationAndExplorationExpense_5914C6606A1FC85E0BB3ABF263B57F5F_terseLabel_en-US" xlink:label="lab_amr_AdjustedEarningsBeforeInterestTaxesDepreciationAmortizationAndExplorationExpense_5914C6606A1FC85E0BB3ABF263B57F5F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Adjusted EBITDAX </link:label>
<link:label id="lab_amr_AdjustedEarningsBeforeInterestTaxesDepreciationAmortizationAndExplorationExpense_5914C6606A1FC85E0BB3ABF263B57F5F_label_en-US" xlink:label="lab_amr_AdjustedEarningsBeforeInterestTaxesDepreciationAmortizationAndExplorationExpense_5914C6606A1FC85E0BB3ABF263B57F5F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Adjusted Earnings Before Interest, Taxes, Depreciation, Amortization, And Exploration Expense </link:label>
<link:label id="lab_amr_AdjustedEarningsBeforeInterestTaxesDepreciationAmortizationAndExplorationExpense_5914C6606A1FC85E0BB3ABF263B57F5F_documentation_en-US" xlink:label="lab_amr_AdjustedEarningsBeforeInterestTaxesDepreciationAmortizationAndExplorationExpense_5914C6606A1FC85E0BB3ABF263B57F5F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Adjusted Earnings Before Interest, Taxes, Depreciation, Amortization, And Exploration Expense </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_AdjustedEarningsBeforeInterestTaxesDepreciationAmortizationAndExplorationExpense" xlink:label="loc_amr_AdjustedEarningsBeforeInterestTaxesDepreciationAmortizationAndExplorationExpense_5914C6606A1FC85E0BB3ABF263B57F5F" xlink:type="locator"/>
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<link:label id="lab_us-gaap_EquityMethodInvestments_372EFC90829AEEF383C2ABF263B5DDF1_terseLabel_en-US" xlink:label="lab_us-gaap_EquityMethodInvestments_372EFC90829AEEF383C2ABF263B5DDF1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Equity method investment </link:label>
<link:label id="lab_us-gaap_EquityMethodInvestments_372EFC90829AEEF383C2ABF263B5DDF1_label_en-US" xlink:label="lab_us-gaap_EquityMethodInvestments_372EFC90829AEEF383C2ABF263B5DDF1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Equity Method Investments </link:label>
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<link:label id="lab_us-gaap_PaymentsToExploreAndDevelopOilAndGasProperties_5CAE8A14CD4EA8353E38ABF263B51413_terseLabel_en-US" xlink:label="lab_us-gaap_PaymentsToExploreAndDevelopOilAndGasProperties_5CAE8A14CD4EA8353E38ABF263B51413" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Capital expenditures </link:label>
<link:label id="lab_us-gaap_PaymentsToExploreAndDevelopOilAndGasProperties_5CAE8A14CD4EA8353E38ABF263B51413_label_en-US" xlink:label="lab_us-gaap_PaymentsToExploreAndDevelopOilAndGasProperties_5CAE8A14CD4EA8353E38ABF263B51413" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments to Explore and Develop Oil and Gas Properties </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PaymentsToExploreAndDevelopOilAndGasProperties" xlink:label="loc_us-gaap_PaymentsToExploreAndDevelopOilAndGasProperties_5CAE8A14CD4EA8353E38ABF263B51413" xlink:type="locator"/>
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<link:label id="lab_us-gaap_Assets_4F59C8E780CEE1B1B8E1ABF263B5961A_terseLabel_en-US" xlink:label="lab_us-gaap_Assets_4F59C8E780CEE1B1B8E1ABF263B5961A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total assets at period end </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_Assets" xlink:label="loc_us-gaap_Assets_4F59C8E780CEE1B1B8E1ABF263B5961A" xlink:type="locator"/>
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<link:label id="lab_amr_SilverRunAcquisitionCorporationOpcoLpMember_AB37CE0D6F25A123597C8806ADCE44DD_terseLabel_en-US" xlink:label="lab_amr_SilverRunAcquisitionCorporationOpcoLpMember_B8E6A403626C5AEEB95109C7EBC289AF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> SRII Opco, LP </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_SilverRunAcquisitionCorporationOpcoLpMember" xlink:label="loc_amr_SilverRunAcquisitionCorporationOpcoLpMember_B8E6A403626C5AEEB95109C7EBC289AF" xlink:type="locator"/>
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<link:label id="lab_amr_RiverstoneViSrIiHoldingsL.p.Member_98B0BB4C2A14F7E026AC8806ADCE1C7F_terseLabel_en-US" xlink:label="lab_amr_RiverstoneViSrIiHoldingsL.p.Member_F440A5395055508E9057DD9E8B8849C4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Riverstone VI SR II Holdings, L.P. </link:label>
<link:label id="lab_amr_RiverstoneViSrIiHoldingsL.p.Member_98B0BB4C2A14F7E026AC8806ADCE1C7F_label_en-US" xlink:label="lab_amr_RiverstoneViSrIiHoldingsL.p.Member_F440A5395055508E9057DD9E8B8849C4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Riverstone Vi Sr Ii Holdings L.p. [Member] </link:label>
<link:label id="lab_amr_RiverstoneViSrIiHoldingsL.p.Member_98B0BB4C2A14F7E026AC8806ADCE1C7F_documentation_en-US" xlink:label="lab_amr_RiverstoneViSrIiHoldingsL.p.Member_F440A5395055508E9057DD9E8B8849C4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Riverstone VI SR II Holdings, L.P. [Member] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_RiverstoneViSrIiHoldingsL.p.Member" xlink:label="loc_amr_RiverstoneViSrIiHoldingsL.p.Member_F440A5395055508E9057DD9E8B8849C4" xlink:type="locator"/>
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<link:label id="lab_amr_MinorityVotingInterestHoldersInAltaMesaGpMember_148E94B5FFB2577BC1998806ADCF67E6_terseLabel_en-US" xlink:label="lab_amr_MinorityVotingInterestHoldersInAltaMesaGpMember_FD90EDBA76155E0192C53BC70172BF24" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Minority Voting Interest Holders In Alta Mesa GP </link:label>
<link:label id="lab_amr_MinorityVotingInterestHoldersInAltaMesaGpMember_148E94B5FFB2577BC1998806ADCF67E6_label_en-US" xlink:label="lab_amr_MinorityVotingInterestHoldersInAltaMesaGpMember_FD90EDBA76155E0192C53BC70172BF24" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Minority Voting Interest Holders In Alta Mesa Gp [Member] </link:label>
<link:label id="lab_amr_MinorityVotingInterestHoldersInAltaMesaGpMember_148E94B5FFB2577BC1998806ADCF67E6_documentation_en-US" xlink:label="lab_amr_MinorityVotingInterestHoldersInAltaMesaGpMember_FD90EDBA76155E0192C53BC70172BF24" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Minority Voting Interest Holders In Alta Mesa GP [Member] </link:label>
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<link:label id="lab_amr_AltaMesaAltaMesaGpAndKingfisherMember_05E0AB0DE7F64D6ED0898806ADD0A8EA_terseLabel_en-US" xlink:label="lab_amr_AltaMesaAltaMesaGpAndKingfisherMember_B1C8DF1BA01254FDBFF0A01D72A24E94" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Alta Mesa, Alta Mesa GP, And Kingfisher </link:label>
<link:label id="lab_amr_AltaMesaAltaMesaGpAndKingfisherMember_05E0AB0DE7F64D6ED0898806ADD0A8EA_label_en-US" xlink:label="lab_amr_AltaMesaAltaMesaGpAndKingfisherMember_B1C8DF1BA01254FDBFF0A01D72A24E94" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Alta Mesa Alta Mesa Gp And Kingfisher [Member] </link:label>
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<link:label id="lab_amr_FenterEnergyLLCMember_6C5AC6E163020C4D37158806ADD0600D_terseLabel_en-US" xlink:label="lab_amr_FenterEnergyLLCMember_F34592CEC7995D238B054556CA73544F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fenter Energy, LLC </link:label>
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<link:label id="lab_srt_OwnershipAxis_89620277DCD7840B53F18806ADD19EEE_terseLabel_en-US" xlink:label="lab_srt_OwnershipAxis_02BEE7AAD2A75985B5BE1BFCF0E0F07A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Ownership [Axis] </link:label>
<link:label id="lab_srt_OwnershipAxis_89620277DCD7840B53F18806ADD19EEE_label_en-US" xlink:label="lab_srt_OwnershipAxis_02BEE7AAD2A75985B5BE1BFCF0E0F07A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Ownership [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_OwnershipAxis" xlink:label="loc_srt_OwnershipAxis_02BEE7AAD2A75985B5BE1BFCF0E0F07A" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ContingentConsiderationByTypeAxis_1F91AEE6AA9428AEF7298806ADD3C7D0_terseLabel_en-US" xlink:label="lab_us-gaap_ContingentConsiderationByTypeAxis_387F2109D8F25CD4A744FD74CD6A686C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Contingent Consideration by Type [Axis] </link:label>
<link:label id="lab_us-gaap_ContingentConsiderationByTypeAxis_1F91AEE6AA9428AEF7298806ADD3C7D0_label_en-US" xlink:label="lab_us-gaap_ContingentConsiderationByTypeAxis_387F2109D8F25CD4A744FD74CD6A686C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Contingent Consideration by Type [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ContingentConsiderationByTypeAxis" xlink:label="loc_us-gaap_ContingentConsiderationByTypeAxis_387F2109D8F25CD4A744FD74CD6A686C" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ContingentConsiderationTypeDomain_96106BAC74E4D708B6978806ADD3BD89_terseLabel_en-US" xlink:label="lab_us-gaap_ContingentConsiderationTypeDomain_B0878A3B983C593AAF7AA606202F31DF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Contingent Consideration Type [Domain] </link:label>
<link:label id="lab_us-gaap_ContingentConsiderationTypeDomain_96106BAC74E4D708B6978806ADD3BD89_label_en-US" xlink:label="lab_us-gaap_ContingentConsiderationTypeDomain_B0878A3B983C593AAF7AA606202F31DF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Contingent Consideration Type [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ContingentConsiderationTypeDomain" xlink:label="loc_us-gaap_ContingentConsiderationTypeDomain_B0878A3B983C593AAF7AA606202F31DF" xlink:type="locator"/>
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<link:label id="lab_amr_CommonUnitsMember_BC7496ABA9F41F810AC68806ADD3C9A2_terseLabel_en-US" xlink:label="lab_amr_CommonUnitsMember_FFD46345D778559982535DF835ED5F8A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Common Units </link:label>
<link:label id="lab_amr_CommonUnitsMember_BC7496ABA9F41F810AC68806ADD3C9A2_label_en-US" xlink:label="lab_amr_CommonUnitsMember_FFD46345D778559982535DF835ED5F8A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Common Units [Member] </link:label>
<link:label id="lab_amr_CommonUnitsMember_BC7496ABA9F41F810AC68806ADD3C9A2_documentation_en-US" xlink:label="lab_amr_CommonUnitsMember_FFD46345D778559982535DF835ED5F8A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Common Units [Member] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_CommonUnitsMember" xlink:label="loc_amr_CommonUnitsMember_FFD46345D778559982535DF835ED5F8A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_CommonUnitsMember_FFD46345D778559982535DF835ED5F8A" xlink:to="lab_amr_CommonUnitsMember_FFD46345D778559982535DF835ED5F8A" xlink:type="arc"/>
<link:label id="lab_us-gaap_MinorityInterestOwnershipPercentageByParent_05244AA64F53E0C186548806ADD400C8_terseLabel_en-US" xlink:label="lab_us-gaap_MinorityInterestOwnershipPercentageByParent_78E6C40F224A5D20A05833A6AFB5B6B6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Ownership interest </link:label>
<link:label id="lab_us-gaap_MinorityInterestOwnershipPercentageByParent_05244AA64F53E0C186548806ADD400C8_label_en-US" xlink:label="lab_us-gaap_MinorityInterestOwnershipPercentageByParent_78E6C40F224A5D20A05833A6AFB5B6B6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Noncontrolling Interest, Ownership Percentage by Parent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_MinorityInterestOwnershipPercentageByParent" xlink:label="loc_us-gaap_MinorityInterestOwnershipPercentageByParent_78E6C40F224A5D20A05833A6AFB5B6B6" xlink:type="locator"/>
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<link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesNewIssues_8F369F251166AA1A1C088806ADD5EC6B_verboseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesNewIssues_D6882970496453CB8DBAC0F3C0591246" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Shares issued during period (in shares) </link:label>
<link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesNewIssues_8F369F251166AA1A1C088806ADD5EC6B_label_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesNewIssues_D6882970496453CB8DBAC0F3C0591246" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Issued During Period, Shares, New Issues </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesNewIssues" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesNewIssues_D6882970496453CB8DBAC0F3C0591246" xlink:type="locator"/>
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<link:label id="lab_amr_WarrantsIssuedDuringPeriod_486B3185E34D488036D38806ADD5CEC6_terseLabel_en-US" xlink:label="lab_amr_WarrantsIssuedDuringPeriod_9136D32CEB4E5A7DA78C43C973B288AE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Warrants issued (in shares) </link:label>
<link:label id="lab_amr_WarrantsIssuedDuringPeriod_486B3185E34D488036D38806ADD5CEC6_label_en-US" xlink:label="lab_amr_WarrantsIssuedDuringPeriod_9136D32CEB4E5A7DA78C43C973B288AE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Warrants Issued During Period </link:label>
<link:label id="lab_amr_WarrantsIssuedDuringPeriod_486B3185E34D488036D38806ADD5CEC6_documentation_en-US" xlink:label="lab_amr_WarrantsIssuedDuringPeriod_9136D32CEB4E5A7DA78C43C973B288AE" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Warrants Issued During Period </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_WarrantsIssuedDuringPeriod" xlink:label="loc_amr_WarrantsIssuedDuringPeriod_9136D32CEB4E5A7DA78C43C973B288AE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_WarrantsIssuedDuringPeriod_9136D32CEB4E5A7DA78C43C973B288AE" xlink:to="lab_amr_WarrantsIssuedDuringPeriod_9136D32CEB4E5A7DA78C43C973B288AE" xlink:type="arc"/>
<link:label id="lab_us-gaap_ProceedsFromIssuanceOfCommonStock_8A2C65AA6490E35CA24A8806ADD5A6DC_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfCommonStock_AF13A78FB2C155F09616242CD825DFB4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Proceeds from stock issued </link:label>
<link:label id="lab_us-gaap_ProceedsFromIssuanceOfCommonStock_8A2C65AA6490E35CA24A8806ADD5A6DC_label_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfCommonStock_AF13A78FB2C155F09616242CD825DFB4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from Issuance of Common Stock </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ProceedsFromIssuanceOfCommonStock" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_AF13A78FB2C155F09616242CD825DFB4" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PaymentsToAcquireBusinessesGross_4EF8EAB0952A6CAF9C8F8806ADD53E71_verboseLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireBusinessesGross_5C9B097A480D5BE3865561097A65284D" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Payment towards acquisition of all working interests </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesGross" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesGross_5C9B097A480D5BE3865561097A65284D" xlink:type="locator"/>
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<link:label id="lab_amr_BusinessAcquisitionNumberOfSharesPurchased_D16BE7EC9F35C7C343828806ADD5B160_terseLabel_en-US" xlink:label="lab_amr_BusinessAcquisitionNumberOfSharesPurchased_564920DC7B9C5D96A959048A227E63CE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of shares acquired (in shares) </link:label>
<link:label id="lab_amr_BusinessAcquisitionNumberOfSharesPurchased_D16BE7EC9F35C7C343828806ADD5B160_label_en-US" xlink:label="lab_amr_BusinessAcquisitionNumberOfSharesPurchased_564920DC7B9C5D96A959048A227E63CE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Acquisition, Number Of Shares Purchased </link:label>
<link:label id="lab_amr_BusinessAcquisitionNumberOfSharesPurchased_D16BE7EC9F35C7C343828806ADD5B160_documentation_en-US" xlink:label="lab_amr_BusinessAcquisitionNumberOfSharesPurchased_564920DC7B9C5D96A959048A227E63CE" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Business Acquisition, Number Of Shares Purchased </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_BusinessAcquisitionNumberOfSharesPurchased" xlink:label="loc_amr_BusinessAcquisitionNumberOfSharesPurchased_564920DC7B9C5D96A959048A227E63CE" xlink:type="locator"/>
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<link:label id="lab_amr_BusinessAcquisitionNumberOfWarrantsPurchased_085B284D0E561DC45F408806ADD52149_terseLabel_en-US" xlink:label="lab_amr_BusinessAcquisitionNumberOfWarrantsPurchased_8AA3546EE54856DB892F51AEC898D323" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of warrants acquired (in shares) </link:label>
<link:label id="lab_amr_BusinessAcquisitionNumberOfWarrantsPurchased_085B284D0E561DC45F408806ADD52149_label_en-US" xlink:label="lab_amr_BusinessAcquisitionNumberOfWarrantsPurchased_8AA3546EE54856DB892F51AEC898D323" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Acquisition, Number Of Warrants Purchased </link:label>
<link:label id="lab_amr_BusinessAcquisitionNumberOfWarrantsPurchased_085B284D0E561DC45F408806ADD52149_documentation_en-US" xlink:label="lab_amr_BusinessAcquisitionNumberOfWarrantsPurchased_8AA3546EE54856DB892F51AEC898D323" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Business Acquisition, Number Of Warrants Purchased </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_BusinessAcquisitionNumberOfWarrantsPurchased" xlink:label="loc_amr_BusinessAcquisitionNumberOfWarrantsPurchased_8AA3546EE54856DB892F51AEC898D323" xlink:type="locator"/>
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<link:label id="lab_us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued_4DEA7FD9F405EE16BC288806ADD7B8B9_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued_470C37152CCD5130BF85AB9D0FD77AF7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Shares issued to acquire business (in shares) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued" xlink:label="loc_us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued_470C37152CCD5130BF85AB9D0FD77AF7" xlink:type="locator"/>
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<link:label id="lab_amr_BusinessAcquisitionEquityIssuedPercentageOfOutstandingStock_A8DF75D665A3825471248806ADD8AC8F_terseLabel_en-US" xlink:label="lab_amr_BusinessAcquisitionEquityIssuedPercentageOfOutstandingStock_6DE6A80B9B245986B6D5E596713807B4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Percentage of outstanding shares issued </link:label>
<link:label id="lab_amr_BusinessAcquisitionEquityIssuedPercentageOfOutstandingStock_A8DF75D665A3825471248806ADD8AC8F_label_en-US" xlink:label="lab_amr_BusinessAcquisitionEquityIssuedPercentageOfOutstandingStock_6DE6A80B9B245986B6D5E596713807B4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Acquisition, Equity Issued, Percentage Of Outstanding Stock </link:label>
<link:label id="lab_amr_BusinessAcquisitionEquityIssuedPercentageOfOutstandingStock_A8DF75D665A3825471248806ADD8AC8F_documentation_en-US" xlink:label="lab_amr_BusinessAcquisitionEquityIssuedPercentageOfOutstandingStock_6DE6A80B9B245986B6D5E596713807B4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Business Acquisition, Percentage Of Outstanding Stock Issued </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_BusinessAcquisitionEquityIssuedPercentageOfOutstandingStock" xlink:label="loc_amr_BusinessAcquisitionEquityIssuedPercentageOfOutstandingStock_6DE6A80B9B245986B6D5E596713807B4" xlink:type="locator"/>
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<link:label id="lab_amr_BusinessCombinationContributionsToAffiliates_892D49A97E9FAE0295F58806ADD947CA_terseLabel_en-US" xlink:label="lab_amr_BusinessCombinationContributionsToAffiliates_A46821F609955DFBB3D9A619E8908FE7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Contribution to affiliates </link:label>
<link:label id="lab_amr_BusinessCombinationContributionsToAffiliates_892D49A97E9FAE0295F58806ADD947CA_label_en-US" xlink:label="lab_amr_BusinessCombinationContributionsToAffiliates_A46821F609955DFBB3D9A619E8908FE7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Combination, Contributions To Affiliates </link:label>
<link:label id="lab_amr_BusinessCombinationContributionsToAffiliates_892D49A97E9FAE0295F58806ADD947CA_documentation_en-US" xlink:label="lab_amr_BusinessCombinationContributionsToAffiliates_A46821F609955DFBB3D9A619E8908FE7" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Business Combination, Contributions To Affiliates </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_BusinessCombinationContributionsToAffiliates" xlink:label="loc_amr_BusinessCombinationContributionsToAffiliates_A46821F609955DFBB3D9A619E8908FE7" xlink:type="locator"/>
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<link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities_8E84A5DF3990DB3C79908806ADD92912_terseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities_EBA62D04E318590BA16C8F6FF3A3DC6C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Conversion of common shares (in shares) </link:label>
<link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities_8E84A5DF3990DB3C79908806ADD92912_label_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities_EBA62D04E318590BA16C8F6FF3A3DC6C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Issued During Period, Shares, Conversion of Convertible Securities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities_EBA62D04E318590BA16C8F6FF3A3DC6C" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ParentMember_E90CE81DEE1DAD8032BB5DE4F7304003_terseLabel_en-US" xlink:label="lab_us-gaap_ParentMember_C5C1DFE0F3F3524D9E07DDA230E472E4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total Stockholders' Equity </link:label>
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<link:label id="lab_us-gaap_SharesOutstanding_D2CA9ECCAC1575C072E45DE4F731C930_periodStartLabel_en-US" xlink:label="lab_us-gaap_SharesOutstanding_1654618E707D51F186F2F65AEC856531" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US"> Balance (in shares) </link:label>
<link:label id="lab_us-gaap_SharesOutstanding_D2CA9ECCAC1575C072E45DE4F731C930_label_en-US" xlink:label="lab_us-gaap_SharesOutstanding_1654618E707D51F186F2F65AEC856531" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Shares, Outstanding </link:label>
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<link:label id="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_0A29FB13BB68B8C0C2AF5DE4F73208E3_periodStartLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_5A27AB4B6E3D5ED6B7B1E359D8885BAA" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US"> Balance </link:label>
<link:label id="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_0A29FB13BB68B8C0C2AF5DE4F73208E3_label_en-US" xlink:label="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_5A27AB4B6E3D5ED6B7B1E359D8885BAA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest </link:label>
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<link:label id="lab_us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities_31984D3A3CED9BB951BE5DE4F732C900_verboseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities_66644EB4552D5BEEBFEA3801211EDCC9" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Conversion of common shares </link:label>
<link:label id="lab_us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities_31984D3A3CED9BB951BE5DE4F732C900_label_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities_66644EB4552D5BEEBFEA3801211EDCC9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Issued During Period, Value, Conversion of Convertible Securities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities_66644EB4552D5BEEBFEA3801211EDCC9" xlink:type="locator"/>
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<link:label id="lab_amr_ReclassificationsOfTemporaryToPermanentEquityShares_1586DB4D941CBC3D7FEC5DE4F7321AD3_terseLabel_en-US" xlink:label="lab_amr_ReclassificationsOfTemporaryToPermanentEquityShares_86361495743A5967909CAFCDCFC44936" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Class A common shares released from possible redemption (in shares) </link:label>
<link:label id="lab_amr_ReclassificationsOfTemporaryToPermanentEquityShares_1586DB4D941CBC3D7FEC5DE4F7321AD3_label_en-US" xlink:label="lab_amr_ReclassificationsOfTemporaryToPermanentEquityShares_86361495743A5967909CAFCDCFC44936" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Reclassifications Of Temporary To Permanent Equity, Shares </link:label>
<link:label id="lab_amr_ReclassificationsOfTemporaryToPermanentEquityShares_1586DB4D941CBC3D7FEC5DE4F7321AD3_documentation_en-US" xlink:label="lab_amr_ReclassificationsOfTemporaryToPermanentEquityShares_86361495743A5967909CAFCDCFC44936" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Reclassifications Of Temporary To Permanent Equity, Shares </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_ReclassificationsOfTemporaryToPermanentEquityShares" xlink:label="loc_amr_ReclassificationsOfTemporaryToPermanentEquityShares_86361495743A5967909CAFCDCFC44936" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ReclassificationsOfTemporaryToPermanentEquity_5C6E5599D19999FA34775DE4F73215EE_verboseLabel_en-US" xlink:label="lab_us-gaap_ReclassificationsOfTemporaryToPermanentEquity_C3A86E06CDFB5673A3FB8F442E1176CC" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Class A common shares released from possible redemption </link:label>
<link:label id="lab_us-gaap_ReclassificationsOfTemporaryToPermanentEquity_5C6E5599D19999FA34775DE4F73215EE_label_en-US" xlink:label="lab_us-gaap_ReclassificationsOfTemporaryToPermanentEquity_C3A86E06CDFB5673A3FB8F442E1176CC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Reclassifications of Temporary to Permanent Equity </link:label>
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<link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesConversionOfUnits_04CD249C8150F306D4505DE4F7331334_terseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesConversionOfUnits_B18E6AE7A652546983DB24F1B0504A17" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Common shares redeemed (in shares) </link:label>
<link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesConversionOfUnits_04CD249C8150F306D4505DE4F7331334_label_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesConversionOfUnits_B18E6AE7A652546983DB24F1B0504A17" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Issued During Period, Shares, Conversion of Units </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesConversionOfUnits" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesConversionOfUnits_B18E6AE7A652546983DB24F1B0504A17" xlink:type="locator"/>
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<link:label id="lab_amr_NoncontrollingInterestIncreaseDecreaseFromRedemptions_1F1E25927F84EE0B8A1F5DE4F7337FF2_terseLabel_en-US" xlink:label="lab_amr_NoncontrollingInterestIncreaseDecreaseFromRedemptions_1BFED20583235C31A57651945F44E11B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Common shares redeemed </link:label>
<link:label id="lab_amr_NoncontrollingInterestIncreaseDecreaseFromRedemptions_1F1E25927F84EE0B8A1F5DE4F7337FF2_label_en-US" xlink:label="lab_amr_NoncontrollingInterestIncreaseDecreaseFromRedemptions_1BFED20583235C31A57651945F44E11B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Noncontrolling Interest, Increase (Decrease) From Redemptions </link:label>
<link:label id="lab_amr_NoncontrollingInterestIncreaseDecreaseFromRedemptions_1F1E25927F84EE0B8A1F5DE4F7337FF2_documentation_en-US" xlink:label="lab_amr_NoncontrollingInterestIncreaseDecreaseFromRedemptions_1BFED20583235C31A57651945F44E11B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Noncontrolling Interest, Increase (Decrease) From Redemptions </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_NoncontrollingInterestIncreaseDecreaseFromRedemptions" xlink:label="loc_amr_NoncontrollingInterestIncreaseDecreaseFromRedemptions_1BFED20583235C31A57651945F44E11B" xlink:type="locator"/>
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<link:label id="lab_amr_StockIssuedForInitialPublicOfferingShares_6AFDA3AE9DB91DC20F3F5DE4F7331F23_terseLabel_en-US" xlink:label="lab_amr_StockIssuedForInitialPublicOfferingShares_AB6A539B33BB5900A67125DB74DA5F87" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Sale of Class A common shares (in shares) </link:label>
<link:label id="lab_amr_StockIssuedForInitialPublicOfferingShares_6AFDA3AE9DB91DC20F3F5DE4F7331F23_label_en-US" xlink:label="lab_amr_StockIssuedForInitialPublicOfferingShares_AB6A539B33BB5900A67125DB74DA5F87" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Issued For Initial Public Offering, Shares </link:label>
<link:label id="lab_amr_StockIssuedForInitialPublicOfferingShares_6AFDA3AE9DB91DC20F3F5DE4F7331F23_documentation_en-US" xlink:label="lab_amr_StockIssuedForInitialPublicOfferingShares_AB6A539B33BB5900A67125DB74DA5F87" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Stock Issued For Initial Public Offering, Shares </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_StockIssuedForInitialPublicOfferingShares" xlink:label="loc_amr_StockIssuedForInitialPublicOfferingShares_AB6A539B33BB5900A67125DB74DA5F87" xlink:type="locator"/>
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<link:label id="lab_amr_StockIssuedForInitialPublicOfferingValue_57F69B193401CF19B80D5DE4F733550C_terseLabel_en-US" xlink:label="lab_amr_StockIssuedForInitialPublicOfferingValue_3EFC54ACEE445C2A9CE4457F8DFE2DE4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Sale of Class A common shares </link:label>
<link:label id="lab_amr_StockIssuedForInitialPublicOfferingValue_57F69B193401CF19B80D5DE4F733550C_label_en-US" xlink:label="lab_amr_StockIssuedForInitialPublicOfferingValue_3EFC54ACEE445C2A9CE4457F8DFE2DE4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Issued For Initial Public Offering, Value </link:label>
<link:label id="lab_amr_StockIssuedForInitialPublicOfferingValue_57F69B193401CF19B80D5DE4F733550C_documentation_en-US" xlink:label="lab_amr_StockIssuedForInitialPublicOfferingValue_3EFC54ACEE445C2A9CE4457F8DFE2DE4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Stock Issued For Initial Public Offering, Value </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_StockIssuedForInitialPublicOfferingValue" xlink:label="loc_amr_StockIssuedForInitialPublicOfferingValue_3EFC54ACEE445C2A9CE4457F8DFE2DE4" xlink:type="locator"/>
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<link:label id="lab_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_8C5D2E3EF5FF8F5422535DE4F7340D12_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_2B934D70BAE85911A8AC01F88FFAA465" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Purchase and retirement of Class A common shares and related sale of SRII Opco Common Units (in shares) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StockRepurchasedAndRetiredDuringPeriodShares" xlink:label="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_2B934D70BAE85911A8AC01F88FFAA465" xlink:type="locator"/>
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<link:label id="lab_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue_85131C8FF1427B44D3C25DE4F734EBC5_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue_925242F3CE3F5CCEA9704948099BF572" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Purchase and retirement of Class A common shares and related sale of SRII Opco Common Units </link:label>
<link:label id="lab_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue_85131C8FF1427B44D3C25DE4F734EBC5_label_en-US" xlink:label="lab_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue_925242F3CE3F5CCEA9704948099BF572" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Repurchased and Retired During Period, Value </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StockRepurchasedAndRetiredDuringPeriodValue" xlink:label="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue_925242F3CE3F5CCEA9704948099BF572" xlink:type="locator"/>
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<link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures_AFD789A5E465A02BFA5D5DE4F7341374_terseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures_905924527CA154058B0919BE6DB1CBD2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Restricted stock awards vested (in shares) </link:label>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures_905924527CA154058B0919BE6DB1CBD2" xlink:type="locator"/>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures_577DD7AAE45D5959BEA367D70ED2C5BB" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CustomerConcentrationRiskMember_9D0F79A6A74E5974C34F8806AAE73643_terseLabel_en-US" xlink:label="lab_us-gaap_CustomerConcentrationRiskMember_07B76DBE5A2F5C0E9616A6572A5C1AF4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Customer Concentration Risk </link:label>
<link:label id="lab_us-gaap_CustomerConcentrationRiskMember_9D0F79A6A74E5974C34F8806AAE73643_label_en-US" xlink:label="lab_us-gaap_CustomerConcentrationRiskMember_07B76DBE5A2F5C0E9616A6572A5C1AF4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Customer Concentration Risk [Member] </link:label>
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<link:label id="lab_us-gaap_ConcentrationRiskByBenchmarkAxis_9D652A5132C0E72D196B8806AAE77CF4_terseLabel_en-US" xlink:label="lab_us-gaap_ConcentrationRiskByBenchmarkAxis_87206AD1B84A5E9E8F3D1CCD367917CF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Concentration Risk Benchmark [Axis] </link:label>
<link:label id="lab_us-gaap_ConcentrationRiskByBenchmarkAxis_9D652A5132C0E72D196B8806AAE77CF4_label_en-US" xlink:label="lab_us-gaap_ConcentrationRiskByBenchmarkAxis_87206AD1B84A5E9E8F3D1CCD367917CF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Concentration Risk Benchmark [Axis] </link:label>
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<link:label id="lab_us-gaap_ConcentrationRiskBenchmarkDomain_9B8B85D3FADB3D4F31088806AAE776C2_label_en-US" xlink:label="lab_us-gaap_ConcentrationRiskBenchmarkDomain_81ACB236991D527EB68861256415DD62" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Concentration Risk Benchmark [Domain] </link:label>
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<link:label id="lab_us-gaap_SalesRevenueNetMember_F94B5DE44DBDE5E817368806AAE70717_terseLabel_en-US" xlink:label="lab_us-gaap_SalesRevenueNetMember_37D874B9809F5D87BCF45FFD6DBB4417" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Sales Revenue, Net </link:label>
<link:label id="lab_us-gaap_SalesRevenueNetMember_F94B5DE44DBDE5E817368806AAE70717_label_en-US" xlink:label="lab_us-gaap_SalesRevenueNetMember_37D874B9809F5D87BCF45FFD6DBB4417" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Sales Revenue, Net [Member] </link:label>
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<link:label id="lab_srt_MajorCustomersAxis_89324590C27D304C71C08806AAE9AF06_terseLabel_en-US" xlink:label="lab_srt_MajorCustomersAxis_39F10E4B85B05575A97DABB9A5FE6BC1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Customer [Axis] </link:label>
<link:label id="lab_srt_MajorCustomersAxis_89324590C27D304C71C08806AAE9AF06_label_en-US" xlink:label="lab_srt_MajorCustomersAxis_39F10E4B85B05575A97DABB9A5FE6BC1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Customer [Axis] </link:label>
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<link:label id="lab_srt_NameOfMajorCustomerDomain_1428B7916655E7701D288806AAEAC7C4_terseLabel_en-US" xlink:label="lab_srt_NameOfMajorCustomerDomain_4E362843ACFC50DE9AEBC894A69EAF95" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Customer [Domain] </link:label>
<link:label id="lab_srt_NameOfMajorCustomerDomain_1428B7916655E7701D288806AAEAC7C4_label_en-US" xlink:label="lab_srt_NameOfMajorCustomerDomain_4E362843ACFC50DE9AEBC894A69EAF95" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Customer [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_NameOfMajorCustomerDomain" xlink:label="loc_srt_NameOfMajorCustomerDomain_4E362843ACFC50DE9AEBC894A69EAF95" xlink:type="locator"/>
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<link:label id="lab_amr_OneCustomerMember_93FF2B348EAB1709BB468806AAEAD496_terseLabel_en-US" xlink:label="lab_amr_OneCustomerMember_281E8860BB74560CADEDD7105CAE5295" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> One Customer </link:label>
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<link:label id="lab_us-gaap_ConcentrationRiskLineItems_B8CC625010466E7C20F58806AAEABF9C_terseLabel_en-US" xlink:label="lab_us-gaap_ConcentrationRiskLineItems_B2493B04C2735DBD802D1C3C53D327F2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Concentration Risk [Line Items] </link:label>
<link:label id="lab_us-gaap_ConcentrationRiskLineItems_B8CC625010466E7C20F58806AAEABF9C_label_en-US" xlink:label="lab_us-gaap_ConcentrationRiskLineItems_B2493B04C2735DBD802D1C3C53D327F2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Concentration Risk [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ConcentrationRiskLineItems" xlink:label="loc_us-gaap_ConcentrationRiskLineItems_B2493B04C2735DBD802D1C3C53D327F2" xlink:type="locator"/>
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<link:label id="lab_us-gaap_Revenues_39C4EA7AD619AE2B33618806AAEBC21B_verboseLabel_en-US" xlink:label="lab_us-gaap_Revenues_396BCDB6B16C5D849BDB31BD53A0F66B" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Revenue marketed by ARM on our behalf </link:label>
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<link:label id="lab_us-gaap_RelatedPartyTransactionSellingGeneralAndAdministrativeExpensesFromTransactionsWithRelatedParty_D255CFB9FF2F76725E7C8806AAEB6420_terseLabel_en-US" xlink:label="lab_us-gaap_RelatedPartyTransactionSellingGeneralAndAdministrativeExpensesFromTransactionsWithRelatedParty_6E6CED9488305DC9884981205D490FC6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Amount paid for marketing fees </link:label>
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<link:label id="lab_us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty_6D78A61128CC5AC879B88806AAF0D592_terseLabel_en-US" xlink:label="lab_us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty_35F0B1210F0E5E7C9AFA25EA49A5E4F2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total fees paid to ARM </link:label>
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<link:label id="lab_us-gaap_AccountsReceivableNet_46AABA6704F00CD923F38806AAF1F3EA_terseLabel_en-US" xlink:label="lab_us-gaap_AccountsReceivableNet_3CD27343187255BE926A23F6761CB3EF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accounts receivable </link:label>
<link:label id="lab_us-gaap_AccountsReceivableNet_46AABA6704F00CD923F38806AAF1F3EA_label_en-US" xlink:label="lab_us-gaap_AccountsReceivableNet_3CD27343187255BE926A23F6761CB3EF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accounts Receivable, Net </link:label>
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<link:label id="lab_amr_BankruptcyAccountingPolicyTextBlock_2C6BBCB1E729F5DDE51F879E74CDB643_terseLabel_en-US" xlink:label="lab_amr_BankruptcyAccountingPolicyTextBlock_4B6575A2DB675B209D9454E6CC453594" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Bankruptcy Accounting </link:label>
<link:label id="lab_amr_BankruptcyAccountingPolicyTextBlock_2C6BBCB1E729F5DDE51F879E74CDB643_label_en-US" xlink:label="lab_amr_BankruptcyAccountingPolicyTextBlock_4B6575A2DB675B209D9454E6CC453594" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Bankruptcy Accounting [Policy Text Block] </link:label>
<link:label id="lab_amr_BankruptcyAccountingPolicyTextBlock_2C6BBCB1E729F5DDE51F879E74CDB643_documentation_en-US" xlink:label="lab_amr_BankruptcyAccountingPolicyTextBlock_4B6575A2DB675B209D9454E6CC453594" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Bankruptcy Accounting [Policy Text Block] </link:label>
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<link:label id="lab_amr_SubstantialDoubtAboutGoingConcernPolicyPolicyTextBlock_A3E36B0454016763F912879E74CDDA13_terseLabel_en-US" xlink:label="lab_amr_SubstantialDoubtAboutGoingConcernPolicyPolicyTextBlock_FD60E36281B053AD8D6331D1A521709B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Ability to Continue as a Going Concern </link:label>
<link:label id="lab_amr_SubstantialDoubtAboutGoingConcernPolicyPolicyTextBlock_A3E36B0454016763F912879E74CDDA13_label_en-US" xlink:label="lab_amr_SubstantialDoubtAboutGoingConcernPolicyPolicyTextBlock_FD60E36281B053AD8D6331D1A521709B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Substantial Doubt About Going Concern, Policy [Policy Text Block] </link:label>
<link:label id="lab_amr_SubstantialDoubtAboutGoingConcernPolicyPolicyTextBlock_A3E36B0454016763F912879E74CDDA13_documentation_en-US" xlink:label="lab_amr_SubstantialDoubtAboutGoingConcernPolicyPolicyTextBlock_FD60E36281B053AD8D6331D1A521709B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Substantial Doubt About Going Concern, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_SubstantialDoubtAboutGoingConcernPolicyPolicyTextBlock" xlink:label="loc_amr_SubstantialDoubtAboutGoingConcernPolicyPolicyTextBlock_FD60E36281B053AD8D6331D1A521709B" xlink:type="locator"/>
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<link:label id="lab_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_E6BC44757FD82A03593E879E74CDC951_terseLabel_en-US" xlink:label="lab_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_D6143EF53E82504C907DBF7E28914944" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Basis of Accounting and Presentation </link:label>
<link:label id="lab_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_E6BC44757FD82A03593E879E74CDC951_label_en-US" xlink:label="lab_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_D6143EF53E82504C907DBF7E28914944" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Basis of Accounting, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_BasisOfAccountingPolicyPolicyTextBlock" xlink:label="loc_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_D6143EF53E82504C907DBF7E28914944" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ConsolidationPolicyTextBlock_ED82E7909A46CEB5D7FE879E74CD58DE_verboseLabel_en-US" xlink:label="lab_us-gaap_ConsolidationPolicyTextBlock_81CBD87145C95130906F58039EED487E" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Principles of Consolidation </link:label>
<link:label id="lab_us-gaap_ConsolidationPolicyTextBlock_ED82E7909A46CEB5D7FE879E74CD58DE_label_en-US" xlink:label="lab_us-gaap_ConsolidationPolicyTextBlock_81CBD87145C95130906F58039EED487E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Consolidation, Policy [Policy Text Block] </link:label>
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<link:label id="lab_us-gaap_SegmentReportingPolicyPolicyTextBlock_CEAB68FA597AD8044319879E74CD07C0_terseLabel_en-US" xlink:label="lab_us-gaap_SegmentReportingPolicyPolicyTextBlock_250F517F9E8054F8A1FC22235C4E76A4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Segment Reporting (Successor) </link:label>
<link:label id="lab_us-gaap_SegmentReportingPolicyPolicyTextBlock_CEAB68FA597AD8044319879E74CD07C0_label_en-US" xlink:label="lab_us-gaap_SegmentReportingPolicyPolicyTextBlock_250F517F9E8054F8A1FC22235C4E76A4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Segment Reporting, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_SegmentReportingPolicyPolicyTextBlock" xlink:label="loc_us-gaap_SegmentReportingPolicyPolicyTextBlock_250F517F9E8054F8A1FC22235C4E76A4" xlink:type="locator"/>
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<link:label id="lab_us-gaap_UseOfEstimates_F16EA0A29C84ED6B87FD879E74CD94EE_verboseLabel_en-US" xlink:label="lab_us-gaap_UseOfEstimates_249D791133695CC9AA6C5A4404B7D2F2" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Use of Estimates </link:label>
<link:label id="lab_us-gaap_UseOfEstimates_F16EA0A29C84ED6B87FD879E74CD94EE_label_en-US" xlink:label="lab_us-gaap_UseOfEstimates_249D791133695CC9AA6C5A4404B7D2F2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Use of Estimates, Policy [Policy Text Block] </link:label>
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<link:label id="lab_us-gaap_CashAndCashEquivalentsPolicyTextBlock_AAA179173E38713F74F2879E74CEAFBD_verboseLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsPolicyTextBlock_218A3D041532506F9CA9B27BDD28660E" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Cash and Cash Equivalents </link:label>
<link:label id="lab_us-gaap_CashAndCashEquivalentsPolicyTextBlock_AAA179173E38713F74F2879E74CEAFBD_label_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsPolicyTextBlock_218A3D041532506F9CA9B27BDD28660E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash and Cash Equivalents, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CashAndCashEquivalentsPolicyTextBlock" xlink:label="loc_us-gaap_CashAndCashEquivalentsPolicyTextBlock_218A3D041532506F9CA9B27BDD28660E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_FF8C904DB26FD33B8659879E74CEAD51_terseLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_1F02C547E0395C14A816A64EFC2CEC68" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Restricted Cash </link:label>
<link:label id="lab_us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_FF8C904DB26FD33B8659879E74CEAD51_label_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_1F02C547E0395C14A816A64EFC2CEC68" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy" xlink:label="loc_us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_1F02C547E0395C14A816A64EFC2CEC68" xlink:type="locator"/>
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<link:label id="lab_us-gaap_TradeAndOtherAccountsReceivablePolicy_87F989BBC4117D243F02879E74CED1B2_verboseLabel_en-US" xlink:label="lab_us-gaap_TradeAndOtherAccountsReceivablePolicy_9868CE83EB0857659FCDF69BB712B6D2" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Accounts Receivable </link:label>
<link:label id="lab_us-gaap_TradeAndOtherAccountsReceivablePolicy_87F989BBC4117D243F02879E74CED1B2_label_en-US" xlink:label="lab_us-gaap_TradeAndOtherAccountsReceivablePolicy_9868CE83EB0857659FCDF69BB712B6D2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Trade and Other Accounts Receivable, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_TradeAndOtherAccountsReceivablePolicy" xlink:label="loc_us-gaap_TradeAndOtherAccountsReceivablePolicy_9868CE83EB0857659FCDF69BB712B6D2" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OilAndGasPropertiesPolicyPolicyTextBlock_433921F1D71AC7E38111879E74CE47C3_verboseLabel_en-US" xlink:label="lab_us-gaap_OilAndGasPropertiesPolicyPolicyTextBlock_BBAB17AE36035E8588B307AA649BC6C5" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Property and Equipment and Exploration Expense </link:label>
<link:label id="lab_us-gaap_OilAndGasPropertiesPolicyPolicyTextBlock_433921F1D71AC7E38111879E74CE47C3_label_en-US" xlink:label="lab_us-gaap_OilAndGasPropertiesPolicyPolicyTextBlock_BBAB17AE36035E8588B307AA649BC6C5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Oil and Gas Properties Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OilAndGasPropertiesPolicyPolicyTextBlock" xlink:label="loc_us-gaap_OilAndGasPropertiesPolicyPolicyTextBlock_BBAB17AE36035E8588B307AA649BC6C5" xlink:type="locator"/>
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<link:label id="lab_us-gaap_EquityMethodInvestmentsPolicy_689239535A99D707D286879E74CE257A_terseLabel_en-US" xlink:label="lab_us-gaap_EquityMethodInvestmentsPolicy_0D2FACB8731F588881BD5BA12F4199DC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Equity Method Investment </link:label>
<link:label id="lab_us-gaap_EquityMethodInvestmentsPolicy_689239535A99D707D286879E74CE257A_label_en-US" xlink:label="lab_us-gaap_EquityMethodInvestmentsPolicy_0D2FACB8731F588881BD5BA12F4199DC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Equity Method Investments [Policy Text Block] </link:label>
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<link:label id="lab_us-gaap_DebtPolicyTextBlock_FDD72425C1D15295F8F6879E74CF80FF_terseLabel_en-US" xlink:label="lab_us-gaap_DebtPolicyTextBlock_41997785259E54BF91ABCAE86FEF83CA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Deferred Financing Costs </link:label>
<link:label id="lab_us-gaap_DebtPolicyTextBlock_FDD72425C1D15295F8F6879E74CF80FF_label_en-US" xlink:label="lab_us-gaap_DebtPolicyTextBlock_41997785259E54BF91ABCAE86FEF83CA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt, Policy [Policy Text Block] </link:label>
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<link:label id="lab_us-gaap_BusinessCombinationsPolicy_BA722A5FEB790411636A879E74CF4212_verboseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationsPolicy_94FEB297599D515AB71BB557971F06C5" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Acquisitions </link:label>
<link:label id="lab_us-gaap_BusinessCombinationsPolicy_BA722A5FEB790411636A879E74CF4212_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationsPolicy_94FEB297599D515AB71BB557971F06C5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Combinations Policy [Policy Text Block] </link:label>
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<link:label id="lab_us-gaap_GoodwillAndIntangibleAssetsIntangibleAssetsPolicy_A546F2BDA64045638DA6879E74CF11BC_terseLabel_en-US" xlink:label="lab_us-gaap_GoodwillAndIntangibleAssetsIntangibleAssetsPolicy_B109FAB7D35C5C71BA5DD98A25BFB737" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Intangible Assets </link:label>
<link:label id="lab_us-gaap_GoodwillAndIntangibleAssetsIntangibleAssetsPolicy_A546F2BDA64045638DA6879E74CF11BC_label_en-US" xlink:label="lab_us-gaap_GoodwillAndIntangibleAssetsIntangibleAssetsPolicy_B109FAB7D35C5C71BA5DD98A25BFB737" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Goodwill and Intangible Assets, Intangible Assets, Policy [Policy Text Block] </link:label>
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<link:label id="lab_us-gaap_GoodwillAndIntangibleAssetsGoodwillPolicy_74E366684F52D4FEEB47879E74CF89B3_terseLabel_en-US" xlink:label="lab_us-gaap_GoodwillAndIntangibleAssetsGoodwillPolicy_BE96930232885206A79F90BE263349C1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Goodwill </link:label>
<link:label id="lab_us-gaap_GoodwillAndIntangibleAssetsGoodwillPolicy_74E366684F52D4FEEB47879E74CF89B3_label_en-US" xlink:label="lab_us-gaap_GoodwillAndIntangibleAssetsGoodwillPolicy_BE96930232885206A79F90BE263349C1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Goodwill and Intangible Assets, Goodwill, Policy [Policy Text Block] </link:label>
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<link:label id="lab_us-gaap_AssetRetirementObligationsPolicy_EBB4A06CF53A31BF9858879E74CF6A18_verboseLabel_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationsPolicy_90083DEBFD385ADA95BA7CD8C0298FA8" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligations </link:label>
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<link:label id="lab_amr_BondPremiumOnSeniorUnsecuredNotesPolicyTextBlock_AB3030BCAD5381E1B8D6879E74CF6E74_terseLabel_en-US" xlink:label="lab_amr_BondPremiumOnSeniorUnsecuredNotesPolicyTextBlock_2F8C0BC756B15460B26C7057492B0D6A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Bond Premium on 2024 Notes </link:label>
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<link:label id="lab_us-gaap_IncomeTaxPolicyTextBlock_B2336ADAACD59FE50895879E74D0076E_verboseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxPolicyTextBlock_9BC968AEEF81529FA87C7DDE6D262809" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Income Taxes </link:label>
<link:label id="lab_us-gaap_IncomeTaxPolicyTextBlock_B2336ADAACD59FE50895879E74D0076E_label_en-US" xlink:label="lab_us-gaap_IncomeTaxPolicyTextBlock_9BC968AEEF81529FA87C7DDE6D262809" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Tax, Policy [Policy Text Block] </link:label>
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<link:label id="lab_us-gaap_RevenueFromContractWithCustomerPolicyTextBlock_0E88F9D02E814825E5E9879E74D00599_verboseLabel_en-US" xlink:label="lab_us-gaap_RevenueFromContractWithCustomerPolicyTextBlock_6374E3E9B48C50E085BD83C3BB735B42" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Revenue Recognition </link:label>
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<link:label id="lab_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_22D3AD25A74DE2044547879E74D03077_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_FC5DC5A425DE5389816B22BF18AF538C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Equity-Based Compensation </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_22D3AD25A74DE2044547879E74D03077_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_FC5DC5A425DE5389816B22BF18AF538C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation, Option and Incentive Plans Policy [Policy Text Block] </link:label>
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<link:label id="lab_us-gaap_FairValueOfFinancialInstrumentsPolicy_E4B2BA895C374860CECD879E74D0A4C6_verboseLabel_en-US" xlink:label="lab_us-gaap_FairValueOfFinancialInstrumentsPolicy_95E90316236B5622A454C001F0D45A15" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Fair Value Hierarchy </link:label>
<link:label id="lab_us-gaap_FairValueOfFinancialInstrumentsPolicy_E4B2BA895C374860CECD879E74D0A4C6_label_en-US" xlink:label="lab_us-gaap_FairValueOfFinancialInstrumentsPolicy_95E90316236B5622A454C001F0D45A15" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value of Financial Instruments, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_FairValueOfFinancialInstrumentsPolicy" xlink:label="loc_us-gaap_FairValueOfFinancialInstrumentsPolicy_95E90316236B5622A454C001F0D45A15" xlink:type="locator"/>
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<link:label id="lab_us-gaap_EarningsPerSharePolicyTextBlock_354DB7AD03F6C1EA2E65879E74D053CD_terseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerSharePolicyTextBlock_1F85CB40194B55C1B450C25E475C05B8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Earnings Per Share </link:label>
<link:label id="lab_us-gaap_EarningsPerSharePolicyTextBlock_354DB7AD03F6C1EA2E65879E74D053CD_label_en-US" xlink:label="lab_us-gaap_EarningsPerSharePolicyTextBlock_1F85CB40194B55C1B450C25E475C05B8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Earnings Per Share, Policy [Policy Text Block] </link:label>
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<link:label id="lab_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_B59C0973BFA4BD9263D3879E74D170F0_verboseLabel_en-US" xlink:label="lab_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_CA4099D8233B53E4BD09F1791372D3F6" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Recent Issued Accounting Standards Applicable to Us </link:label>
<link:label id="lab_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_B59C0973BFA4BD9263D3879E74D170F0_label_en-US" xlink:label="lab_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_CA4099D8233B53E4BD09F1791372D3F6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> New Accounting Pronouncements, Policy [Policy Text Block] </link:label>
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<link:label id="lab_us-gaap_AssetsAbstract_145ACA7086DB78AC97FE879E7565A331_verboseLabel_en-US" xlink:label="lab_us-gaap_AssetsAbstract_2E39245CF28955CDAF55B69E237735E1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> ASSETS </link:label>
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<link:label id="lab_us-gaap_AssetsCurrentAbstract_63CAE5A03374395CF391879E75655B31_verboseLabel_en-US" xlink:label="lab_us-gaap_AssetsCurrentAbstract_06CA5728CA075F4FA7EC6EB22214D722" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Current assets </link:label>
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<link:label id="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_934A132F7E13968836E1879E7565432D_verboseLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_3E149442403C503B866E5DC059755A1E" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Cash and cash equivalents </link:label>
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<link:label id="lab_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_A5EC690C7B558FE3AEEF879E75651024_terseLabel_en-US" xlink:label="lab_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_917A016ECBB45A01A5DD583F1B781378" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Restricted cash </link:label>
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<link:label id="lab_us-gaap_AccountsReceivableNetCurrent_E534D57F8339982818DD879E75668A58_verboseLabel_en-US" xlink:label="lab_us-gaap_AccountsReceivableNetCurrent_63A903AA24905F10906E5EF717C1DAF2" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Accounts receivable, net </link:label>
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<link:label id="lab_us-gaap_OtherReceivablesNetCurrent_64CA509CA9449E614563879E756631AE_verboseLabel_en-US" xlink:label="lab_us-gaap_OtherReceivablesNetCurrent_BF1888A0B31D52F69C7C006D7A0D6EB1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Other receivables </link:label>
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<link:label id="lab_us-gaap_DerivativeAssetsCurrent_578F44FBA1C393B1D0FD879E7567C77A_verboseLabel_en-US" xlink:label="lab_us-gaap_DerivativeAssetsCurrent_640D0E3672EC5D33987C79D796416746" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Derivatives </link:label>
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<link:label id="lab_us-gaap_PropertyPlantAndEquipmentOtherNet_A75739FB2305E071349D879E756DD6F3_verboseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentOtherNet_03373EB9F03F5EA69206B60D9BA206C4" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Other property and equipment, net </link:label>
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<link:label id="lab_us-gaap_OtherAssetsNoncurrentAbstract_CC1E767D6E2D740E5B4A879E756D57D4_verboseLabel_en-US" xlink:label="lab_us-gaap_OtherAssetsNoncurrentAbstract_D60FA383625C58268F9D57932EA801BD" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Other assets </link:label>
<link:label id="lab_us-gaap_OtherAssetsNoncurrentAbstract_CC1E767D6E2D740E5B4A879E756D57D4_label_en-US" xlink:label="lab_us-gaap_OtherAssetsNoncurrentAbstract_D60FA383625C58268F9D57932EA801BD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Assets, Noncurrent [Abstract] </link:label>
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<link:label id="lab_us-gaap_DepositsAssetsNoncurrent_63A81724B710563CE710879E756EB5E6_verboseLabel_en-US" xlink:label="lab_us-gaap_DepositsAssetsNoncurrent_2A0EB2563F5353248BE832B9E2A9D536" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Deposits and other long-term assets </link:label>
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<link:label id="lab_us-gaap_DerivativeAssetsNoncurrent_C2931FF933847421DF61879E756E0FD6_verboseLabel_en-US" xlink:label="lab_us-gaap_DerivativeAssetsNoncurrent_9CD3E732CF60530ABE748AF1A282D26B" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Derivatives </link:label>
<link:label id="lab_us-gaap_DerivativeAssetsNoncurrent_C2931FF933847421DF61879E756E0FD6_label_en-US" xlink:label="lab_us-gaap_DerivativeAssetsNoncurrent_9CD3E732CF60530ABE748AF1A282D26B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative Asset, Noncurrent </link:label>
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<link:label id="lab_us-gaap_LiabilitiesCurrentAbstract_9BDDCADD90632112AEB5879E7570846C_label_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrentAbstract_91B1377D4A9D56AF8F31AEA79A39C7DC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liabilities, Current [Abstract] </link:label>
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<link:label id="lab_us-gaap_LongTermDebtCurrent_1110CED9C9DC18993FB9879E75709122_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtCurrent_AA7EAB30B06D5DCF95479E1316BBA37F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Current portion of debt </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LongTermDebtCurrent" xlink:label="loc_us-gaap_LongTermDebtCurrent_AA7EAB30B06D5DCF95479E1316BBA37F" xlink:type="locator"/>
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<link:label id="lab_amr_AdvanceToNonOperatorsCurrent_1B8DF94DFD8921ACFC52879E75711B97_terseLabel_en-US" xlink:label="lab_amr_AdvanceToNonOperatorsCurrent_FBDE2F192ECF5F4E8E7AB319DE7CE4C3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Advances from non-operators </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_AdvanceToNonOperatorsCurrent" xlink:label="loc_amr_AdvanceToNonOperatorsCurrent_FBDE2F192ECF5F4E8E7AB319DE7CE4C3" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AssetRetirementObligationCurrent_63F43E44C271F3672032879E757225A6_verboseLabel_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationCurrent_F87E5DF9F38C59DE9620742FBFD753FD" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Asset retirement obligations, current portion </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AssetRetirementObligationCurrent" xlink:label="loc_us-gaap_AssetRetirementObligationCurrent_F87E5DF9F38C59DE9620742FBFD753FD" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OperatingLeaseLiabilityCurrent_9A51AFD85F2B8721998C879E75724EB8_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseLiabilityCurrent_4C4FBB2E240D582E8AC3162CE0304977" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating lease liability, current portion </link:label>
<link:label id="lab_us-gaap_OperatingLeaseLiabilityCurrent_9A51AFD85F2B8721998C879E75724EB8_label_en-US" xlink:label="lab_us-gaap_OperatingLeaseLiabilityCurrent_4C4FBB2E240D582E8AC3162CE0304977" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Lease, Liability, Current </link:label>
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<link:label id="lab_us-gaap_DerivativeLiabilitiesCurrent_2E51246F6EDD18DE0F5D879E75723A54_verboseLabel_en-US" xlink:label="lab_us-gaap_DerivativeLiabilitiesCurrent_56587621DB6A5380BBD576C649477266" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Derivatives </link:label>
<link:label id="lab_us-gaap_DerivativeLiabilitiesCurrent_2E51246F6EDD18DE0F5D879E75723A54_label_en-US" xlink:label="lab_us-gaap_DerivativeLiabilitiesCurrent_56587621DB6A5380BBD576C649477266" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative Liability, Current </link:label>
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<link:label id="lab_us-gaap_LiabilitiesNoncurrentAbstract_B2C9C625DF4DB725BFA1879E757209C2_verboseLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesNoncurrentAbstract_FC78ACBE8E5C5DDD9A2BD875991F3B61" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Long-term liabilities </link:label>
<link:label id="lab_us-gaap_LiabilitiesNoncurrentAbstract_B2C9C625DF4DB725BFA1879E757209C2_label_en-US" xlink:label="lab_us-gaap_LiabilitiesNoncurrentAbstract_FC78ACBE8E5C5DDD9A2BD875991F3B61" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liabilities, Noncurrent [Abstract] </link:label>
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<link:label id="lab_us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted_D9FAD202CD27D1AB3631883B3ED63BE5_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted_608EEC7EF78354B398CD5246CE19B15F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Weighted Average Number of Shares Outstanding, Basic and Diluted </link:label>
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<link:label id="lab_us-gaap_EarningsPerShareBasicAndDilutedAbstract_FF05C717C7A8CA5F89F68806AE178E83_terseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareBasicAndDilutedAbstract_647289DD1CA754E9A682C0542E393369" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Loss per common share attributable to AMR common stockholders: </link:label>
<link:label id="lab_us-gaap_EarningsPerShareBasicAndDilutedAbstract_FF05C717C7A8CA5F89F68806AE178E83_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareBasicAndDilutedAbstract_647289DD1CA754E9A682C0542E393369" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Earnings Per Share, Basic and Diluted [Abstract] </link:label>
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<link:label id="lab_us-gaap_EarningsPerShareBasicAndDiluted_5C4F720D01A05129B4248806AE172303_verboseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareBasicAndDiluted_9E6E711FF9CA54A6A9754FE0B86626D3" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Basic and diluted loss per common share attributable to AMR common stockholders (in dollars per share) </link:label>
<link:label id="lab_us-gaap_EarningsPerShareBasicAndDiluted_5C4F720D01A05129B4248806AE172303_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareBasicAndDiluted_9E6E711FF9CA54A6A9754FE0B86626D3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Earnings Per Share, Basic and Diluted </link:label>
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<link:label id="lab_srt_ScheduleOfProvedDevelopedAndUndevelopedOilAndGasReserveQuantitiesTextBlock_23215C5963B52ACD4FA979CE669E4A1E_verboseLabel_en-US" xlink:label="lab_srt_ScheduleOfProvedDevelopedAndUndevelopedOilAndGasReserveQuantitiesTextBlock_66B2F247DC1356E1801453440D680BC9" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Estimated Quantities Of Proved Reserves </link:label>
<link:label id="lab_srt_ScheduleOfProvedDevelopedAndUndevelopedOilAndGasReserveQuantitiesTextBlock_23215C5963B52ACD4FA979CE669E4A1E_label_en-US" xlink:label="lab_srt_ScheduleOfProvedDevelopedAndUndevelopedOilAndGasReserveQuantitiesTextBlock_66B2F247DC1356E1801453440D680BC9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Proved Developed and Undeveloped Oil and Gas Reserve Quantities [Table Text Block] </link:label>
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<link:label id="lab_us-gaap_ResultsOfOperationsForOilAndGasProducingActivitiesDisclosureTextBlock_23B1F56D4FEFC78B902E79CE669E8BE9_terseLabel_en-US" xlink:label="lab_us-gaap_ResultsOfOperationsForOilAndGasProducingActivitiesDisclosureTextBlock_45B763D122955719BF9293E70390DAC6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Results of Operations for Oil and Gas Producing Activities </link:label>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ResultsOfOperationsForOilAndGasProducingActivitiesDisclosureTextBlock" xlink:label="loc_us-gaap_ResultsOfOperationsForOilAndGasProducingActivitiesDisclosureTextBlock_45B763D122955719BF9293E70390DAC6" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CapitalizedCostsRelatingToOilAndGasProducingActivitiesDisclosureTextBlock_DF278AEAF2E47F488ECF79CE669E685F_verboseLabel_en-US" xlink:label="lab_us-gaap_CapitalizedCostsRelatingToOilAndGasProducingActivitiesDisclosureTextBlock_26C4877C76D65AF881A2D70845269642" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Capitalized Costs Relating To Oil And Natural Gas Producing Activities </link:label>
<link:label id="lab_us-gaap_CapitalizedCostsRelatingToOilAndGasProducingActivitiesDisclosureTextBlock_DF278AEAF2E47F488ECF79CE669E685F_label_en-US" xlink:label="lab_us-gaap_CapitalizedCostsRelatingToOilAndGasProducingActivitiesDisclosureTextBlock_26C4877C76D65AF881A2D70845269642" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Capitalized Costs Relating to Oil and Gas Producing Activities Disclosure [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CapitalizedCostsRelatingToOilAndGasProducingActivitiesDisclosureTextBlock" xlink:label="loc_us-gaap_CapitalizedCostsRelatingToOilAndGasProducingActivitiesDisclosureTextBlock_26C4877C76D65AF881A2D70845269642" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CostIncurredInOilAndGasPropertyAcquisitionExplorationAndDevelopmentActivitiesDisclosureTextBlock_33C0D3B7DB60176E64D879CE669E65C0_verboseLabel_en-US" xlink:label="lab_us-gaap_CostIncurredInOilAndGasPropertyAcquisitionExplorationAndDevelopmentActivitiesDisclosureTextBlock_F4E76CBA8D8759A1B674C434F10402B0" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Costs Incurred In Oil And Natural Gas Acquisition, Exploration And Development Activities </link:label>
<link:label id="lab_us-gaap_CostIncurredInOilAndGasPropertyAcquisitionExplorationAndDevelopmentActivitiesDisclosureTextBlock_33C0D3B7DB60176E64D879CE669E65C0_label_en-US" xlink:label="lab_us-gaap_CostIncurredInOilAndGasPropertyAcquisitionExplorationAndDevelopmentActivitiesDisclosureTextBlock_F4E76CBA8D8759A1B674C434F10402B0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cost Incurred in Oil and Gas Property Acquisition, Exploration, and Development Activities Disclosure [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CostIncurredInOilAndGasPropertyAcquisitionExplorationAndDevelopmentActivitiesDisclosureTextBlock" xlink:label="loc_us-gaap_CostIncurredInOilAndGasPropertyAcquisitionExplorationAndDevelopmentActivitiesDisclosureTextBlock_F4E76CBA8D8759A1B674C434F10402B0" xlink:type="locator"/>
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<link:label id="lab_srt_StandardizedMeasureOfDiscountedFutureCashFlowsRelatingToProvedReservesDisclosureTextBlock_1D6B61232D8E79E8ECE479CE669E8195_verboseLabel_en-US" xlink:label="lab_srt_StandardizedMeasureOfDiscountedFutureCashFlowsRelatingToProvedReservesDisclosureTextBlock_8E7D906F41055B1DA0665A4645275BAB" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Components Of The Standardized Measure Of Discounted Future Net Cash Flows </link:label>
<link:label id="lab_srt_StandardizedMeasureOfDiscountedFutureCashFlowsRelatingToProvedReservesDisclosureTextBlock_1D6B61232D8E79E8ECE479CE669E8195_label_en-US" xlink:label="lab_srt_StandardizedMeasureOfDiscountedFutureCashFlowsRelatingToProvedReservesDisclosureTextBlock_8E7D906F41055B1DA0665A4645275BAB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Standardized Measure of Discounted Future Cash Flows Relating to Proved Reserves Disclosure [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_StandardizedMeasureOfDiscountedFutureCashFlowsRelatingToProvedReservesDisclosureTextBlock" xlink:label="loc_srt_StandardizedMeasureOfDiscountedFutureCashFlowsRelatingToProvedReservesDisclosureTextBlock_8E7D906F41055B1DA0665A4645275BAB" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OtherDepreciationAndAmortization_BE4C52D7F537FB14D7EC8806AD4E903F_terseLabel_en-US" xlink:label="lab_us-gaap_OtherDepreciationAndAmortization_82D2F0ADF16D5B6E991A7CD669F93FD0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other property and equipment depreciation </link:label>
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<link:label id="lab_us-gaap_EmployeeStockOptionMember_4B587F8E0F084C1254D5AB15D080E44D_terseLabel_en-US" xlink:label="lab_us-gaap_EmployeeStockOptionMember_4B587F8E0F084C1254D5AB15D080E44D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stock options </link:label>
<link:label id="lab_us-gaap_EmployeeStockOptionMember_4B587F8E0F084C1254D5AB15D080E44D_label_en-US" xlink:label="lab_us-gaap_EmployeeStockOptionMember_4B587F8E0F084C1254D5AB15D080E44D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Employee Stock Option [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_EmployeeStockOptionMember" xlink:label="loc_us-gaap_EmployeeStockOptionMember_4B587F8E0F084C1254D5AB15D080E44D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EmployeeStockOptionMember_4B587F8E0F084C1254D5AB15D080E44D" xlink:to="lab_us-gaap_EmployeeStockOptionMember_4B587F8E0F084C1254D5AB15D080E44D" xlink:type="arc"/>
<link:label id="lab_amr_RestrictedStockUnitsDirectorsMember_90B81ECE543E66CC776BAB15D080153E_terseLabel_en-US" xlink:label="lab_amr_RestrictedStockUnitsDirectorsMember_90B81ECE543E66CC776BAB15D080153E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Restricted Stock Units, Directors </link:label>
<link:label id="lab_amr_RestrictedStockUnitsDirectorsMember_90B81ECE543E66CC776BAB15D080153E_label_en-US" xlink:label="lab_amr_RestrictedStockUnitsDirectorsMember_90B81ECE543E66CC776BAB15D080153E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Restricted Stock Units, Directors [Member] </link:label>
<link:label id="lab_amr_RestrictedStockUnitsDirectorsMember_90B81ECE543E66CC776BAB15D080153E_documentation_en-US" xlink:label="lab_amr_RestrictedStockUnitsDirectorsMember_90B81ECE543E66CC776BAB15D080153E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Restricted Stock Units, Directors [Member] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_RestrictedStockUnitsDirectorsMember" xlink:label="loc_amr_RestrictedStockUnitsDirectorsMember_90B81ECE543E66CC776BAB15D080153E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_RestrictedStockUnitsDirectorsMember_90B81ECE543E66CC776BAB15D080153E" xlink:to="lab_amr_RestrictedStockUnitsDirectorsMember_90B81ECE543E66CC776BAB15D080153E" xlink:type="arc"/>
<link:label id="lab_amr_RestrictedStockUnitsEmployeesMember_701D30E86CFC142E1DD4AB15D081AB3E_terseLabel_en-US" xlink:label="lab_amr_RestrictedStockUnitsEmployeesMember_701D30E86CFC142E1DD4AB15D081AB3E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Restricted Stock Units, Employees </link:label>
<link:label id="lab_amr_RestrictedStockUnitsEmployeesMember_701D30E86CFC142E1DD4AB15D081AB3E_label_en-US" xlink:label="lab_amr_RestrictedStockUnitsEmployeesMember_701D30E86CFC142E1DD4AB15D081AB3E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Restricted Stock Units, Employees [Member] </link:label>
<link:label id="lab_amr_RestrictedStockUnitsEmployeesMember_701D30E86CFC142E1DD4AB15D081AB3E_documentation_en-US" xlink:label="lab_amr_RestrictedStockUnitsEmployeesMember_701D30E86CFC142E1DD4AB15D081AB3E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Restricted Stock Units, Employees [Member] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_RestrictedStockUnitsEmployeesMember" xlink:label="loc_amr_RestrictedStockUnitsEmployeesMember_701D30E86CFC142E1DD4AB15D081AB3E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_RestrictedStockUnitsEmployeesMember_701D30E86CFC142E1DD4AB15D081AB3E" xlink:to="lab_amr_RestrictedStockUnitsEmployeesMember_701D30E86CFC142E1DD4AB15D081AB3E" xlink:type="arc"/>
<link:label id="lab_us-gaap_VestingAxis_D400A67E1414BA85802BAB15D0815E96_terseLabel_en-US" xlink:label="lab_us-gaap_VestingAxis_D400A67E1414BA85802BAB15D0815E96" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Vesting [Axis] </link:label>
<link:label id="lab_us-gaap_VestingAxis_D400A67E1414BA85802BAB15D0815E96_label_en-US" xlink:label="lab_us-gaap_VestingAxis_D400A67E1414BA85802BAB15D0815E96" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Vesting [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_VestingAxis" xlink:label="loc_us-gaap_VestingAxis_D400A67E1414BA85802BAB15D0815E96" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_VestingAxis_D400A67E1414BA85802BAB15D0815E96" xlink:to="lab_us-gaap_VestingAxis_D400A67E1414BA85802BAB15D0815E96" xlink:type="arc"/>
<link:label id="lab_us-gaap_VestingDomain_DDB8904B242AFC39B88BAB15D081345C_terseLabel_en-US" xlink:label="lab_us-gaap_VestingDomain_DDB8904B242AFC39B88BAB15D081345C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Vesting [Domain] </link:label>
<link:label id="lab_us-gaap_VestingDomain_DDB8904B242AFC39B88BAB15D081345C_label_en-US" xlink:label="lab_us-gaap_VestingDomain_DDB8904B242AFC39B88BAB15D081345C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Vesting [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_VestingDomain" xlink:label="loc_us-gaap_VestingDomain_DDB8904B242AFC39B88BAB15D081345C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_VestingDomain_DDB8904B242AFC39B88BAB15D081345C" xlink:to="lab_us-gaap_VestingDomain_DDB8904B242AFC39B88BAB15D081345C" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationAwardTrancheOneMember_ED534A14603EE5AEA8D6AB15D081A42D_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationAwardTrancheOneMember_ED534A14603EE5AEA8D6AB15D081A42D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Tranche one </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationAwardTrancheOneMember_ED534A14603EE5AEA8D6AB15D081A42D_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationAwardTrancheOneMember_ED534A14603EE5AEA8D6AB15D081A42D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Award, Tranche One [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ShareBasedCompensationAwardTrancheOneMember" xlink:label="loc_us-gaap_ShareBasedCompensationAwardTrancheOneMember_ED534A14603EE5AEA8D6AB15D081A42D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationAwardTrancheOneMember_ED534A14603EE5AEA8D6AB15D081A42D" xlink:to="lab_us-gaap_ShareBasedCompensationAwardTrancheOneMember_ED534A14603EE5AEA8D6AB15D081A42D" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationAwardTrancheTwoMember_A639CEF89477A14C96AAAB15D082BB5C_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationAwardTrancheTwoMember_A639CEF89477A14C96AAAB15D082BB5C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Tranche two </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationAwardTrancheTwoMember_A639CEF89477A14C96AAAB15D082BB5C_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationAwardTrancheTwoMember_A639CEF89477A14C96AAAB15D082BB5C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Award, Tranche Two [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ShareBasedCompensationAwardTrancheTwoMember" xlink:label="loc_us-gaap_ShareBasedCompensationAwardTrancheTwoMember_A639CEF89477A14C96AAAB15D082BB5C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationAwardTrancheTwoMember_A639CEF89477A14C96AAAB15D082BB5C" xlink:to="lab_us-gaap_ShareBasedCompensationAwardTrancheTwoMember_A639CEF89477A14C96AAAB15D082BB5C" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationAwardTrancheThreeMember_4C3C7453D23FDF6A2334AB15D08255C3_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationAwardTrancheThreeMember_4C3C7453D23FDF6A2334AB15D08255C3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Tranche three </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationAwardTrancheThreeMember_4C3C7453D23FDF6A2334AB15D08255C3_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationAwardTrancheThreeMember_4C3C7453D23FDF6A2334AB15D08255C3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Award, Tranche Three [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ShareBasedCompensationAwardTrancheThreeMember" xlink:label="loc_us-gaap_ShareBasedCompensationAwardTrancheThreeMember_4C3C7453D23FDF6A2334AB15D08255C3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationAwardTrancheThreeMember_4C3C7453D23FDF6A2334AB15D08255C3" xlink:to="lab_us-gaap_ShareBasedCompensationAwardTrancheThreeMember_4C3C7453D23FDF6A2334AB15D08255C3" xlink:type="arc"/>
<link:label id="lab_srt_RangeAxis_797CEFFBA14DB97B6AA1AB15D0829C3F_terseLabel_en-US" xlink:label="lab_srt_RangeAxis_797CEFFBA14DB97B6AA1AB15D0829C3F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Range [Axis] </link:label>
<link:label id="lab_srt_RangeAxis_797CEFFBA14DB97B6AA1AB15D0829C3F_label_en-US" xlink:label="lab_srt_RangeAxis_797CEFFBA14DB97B6AA1AB15D0829C3F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Range [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_RangeAxis" xlink:label="loc_srt_RangeAxis_797CEFFBA14DB97B6AA1AB15D0829C3F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_RangeAxis_797CEFFBA14DB97B6AA1AB15D0829C3F" xlink:to="lab_srt_RangeAxis_797CEFFBA14DB97B6AA1AB15D0829C3F" xlink:type="arc"/>
<link:label id="lab_srt_RangeMember_56755078D51E136F25CCAB15D0824960_terseLabel_en-US" xlink:label="lab_srt_RangeMember_56755078D51E136F25CCAB15D0824960" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Range [Domain] </link:label>
<link:label id="lab_srt_RangeMember_56755078D51E136F25CCAB15D0824960_label_en-US" xlink:label="lab_srt_RangeMember_56755078D51E136F25CCAB15D0824960" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Range [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_RangeMember" xlink:label="loc_srt_RangeMember_56755078D51E136F25CCAB15D0824960" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_RangeMember_56755078D51E136F25CCAB15D0824960" xlink:to="lab_srt_RangeMember_56755078D51E136F25CCAB15D0824960" xlink:type="arc"/>
<link:label id="lab_srt_MinimumMember_56924780DD2BAD7745A1AB15D0839107_terseLabel_en-US" xlink:label="lab_srt_MinimumMember_56924780DD2BAD7745A1AB15D0839107" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Minimum </link:label>
<link:label id="lab_srt_MinimumMember_56924780DD2BAD7745A1AB15D0839107_label_en-US" xlink:label="lab_srt_MinimumMember_56924780DD2BAD7745A1AB15D0839107" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Minimum [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_MinimumMember" xlink:label="loc_srt_MinimumMember_56924780DD2BAD7745A1AB15D0839107" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_MinimumMember_56924780DD2BAD7745A1AB15D0839107" xlink:to="lab_srt_MinimumMember_56924780DD2BAD7745A1AB15D0839107" xlink:type="arc"/>
<link:label id="lab_srt_MaximumMember_1B2EC2F0A89299C7DDC1AB15D083409D_terseLabel_en-US" xlink:label="lab_srt_MaximumMember_1B2EC2F0A89299C7DDC1AB15D083409D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Maximum </link:label>
<link:label id="lab_srt_MaximumMember_1B2EC2F0A89299C7DDC1AB15D083409D_label_en-US" xlink:label="lab_srt_MaximumMember_1B2EC2F0A89299C7DDC1AB15D083409D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Maximum [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_MaximumMember" xlink:label="loc_srt_MaximumMember_1B2EC2F0A89299C7DDC1AB15D083409D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_MaximumMember_1B2EC2F0A89299C7DDC1AB15D083409D" xlink:to="lab_srt_MaximumMember_1B2EC2F0A89299C7DDC1AB15D083409D" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_D49623AEE47A417A099BAB15D083C65D_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_D49623AEE47A417A099BAB15D083C65D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of shares authorized under plan (in shares) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_D49623AEE47A417A099BAB15D083C65D_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_D49623AEE47A417A099BAB15D083C65D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_D49623AEE47A417A099BAB15D083C65D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_D49623AEE47A417A099BAB15D083C65D" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_D49623AEE47A417A099BAB15D083C65D" xlink:type="arc"/>
<link:label id="lab_us-gaap_AllocatedShareBasedCompensationExpense_20D710DACD0DC1B70BDDAB15D08360AB_terseLabel_en-US" xlink:label="lab_us-gaap_AllocatedShareBasedCompensationExpense_20D710DACD0DC1B70BDDAB15D08360AB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Equity-based compensation expense </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AllocatedShareBasedCompensationExpense" xlink:label="loc_us-gaap_AllocatedShareBasedCompensationExpense_20D710DACD0DC1B70BDDAB15D08360AB" xlink:type="locator"/>
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<link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod_CBC73BB5DA2F8C686E9BAB15D0845611_terseLabel_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod_CBC73BB5DA2F8C686E9BAB15D0845611" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Option expiration period </link:label>
<link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod_CBC73BB5DA2F8C686E9BAB15D0845611_label_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod_CBC73BB5DA2F8C686E9BAB15D0845611" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod_CBC73BB5DA2F8C686E9BAB15D0845611" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod_CBC73BB5DA2F8C686E9BAB15D0845611" xlink:to="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod_CBC73BB5DA2F8C686E9BAB15D0845611" xlink:type="arc"/>
<link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_F9661D76D6270CE9D102AB15D084608E_terseLabel_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_F9661D76D6270CE9D102AB15D084608E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Vesting percentage </link:label>
<link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_F9661D76D6270CE9D102AB15D084608E_label_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_F9661D76D6270CE9D102AB15D084608E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_F9661D76D6270CE9D102AB15D084608E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_EEAC814E9BBF32AAA2A1AB15D0845AB4_terseLabel_en-US" xlink:label="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_EEAC814E9BBF32AAA2A1AB15D0845AB4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Unrecognized compensation cost </link:label>
<link:label id="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_EEAC814E9BBF32AAA2A1AB15D0845AB4_label_en-US" xlink:label="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_EEAC814E9BBF32AAA2A1AB15D0845AB4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_EEAC814E9BBF32AAA2A1AB15D0845AB4" xlink:type="locator"/>
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<link:label id="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_48258F3F62882DDECAA7AB15D0846C97_label_en-US" xlink:label="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_48258F3F62882DDECAA7AB15D0846C97" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition </link:label>
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<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_1143F36DEBF8BA02E143AB15D08969A7_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_1143F36DEBF8BA02E143AB15D08969A7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Vesting period </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_1143F36DEBF8BA02E143AB15D08969A7_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_1143F36DEBF8BA02E143AB15D08969A7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_1143F36DEBF8BA02E143AB15D08969A7" xlink:type="locator"/>
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<link:label id="lab_amr_VestingRate_AD22C876764B597FCB81AB15D08AA093_terseLabel_en-US" xlink:label="lab_amr_VestingRate_AD22C876764B597FCB81AB15D08AA093" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Vesting rate </link:label>
<link:label id="lab_amr_VestingRate_AD22C876764B597FCB81AB15D08AA093_label_en-US" xlink:label="lab_amr_VestingRate_AD22C876764B597FCB81AB15D08AA093" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Vesting Rate </link:label>
<link:label id="lab_amr_VestingRate_AD22C876764B597FCB81AB15D08AA093_documentation_en-US" xlink:label="lab_amr_VestingRate_AD22C876764B597FCB81AB15D08AA093" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Vesting Rate </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_VestingRate" xlink:label="loc_amr_VestingRate_AD22C876764B597FCB81AB15D08AA093" xlink:type="locator"/>
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<link:label id="lab_amr_PercentageOfSharesThatMayBeEarned_0015D32982634C36F3C0AB15D08A4AF4_terseLabel_en-US" xlink:label="lab_amr_PercentageOfSharesThatMayBeEarned_0015D32982634C36F3C0AB15D08A4AF4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Percentage of shares that may be earned </link:label>
<link:label id="lab_amr_PercentageOfSharesThatMayBeEarned_0015D32982634C36F3C0AB15D08A4AF4_label_en-US" xlink:label="lab_amr_PercentageOfSharesThatMayBeEarned_0015D32982634C36F3C0AB15D08A4AF4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Percentage Of Shares That May Be Earned </link:label>
<link:label id="lab_amr_PercentageOfSharesThatMayBeEarned_0015D32982634C36F3C0AB15D08A4AF4_documentation_en-US" xlink:label="lab_amr_PercentageOfSharesThatMayBeEarned_0015D32982634C36F3C0AB15D08A4AF4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Percentage Of Shares That May Be Earned </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_PercentageOfSharesThatMayBeEarned" xlink:label="loc_amr_PercentageOfSharesThatMayBeEarned_0015D32982634C36F3C0AB15D08A4AF4" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DefinedContributionPlanTable_2EA6F7510FD3F018476588DB4FA39605_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedContributionPlanTable_97B1AA7868ED5859B7148AD53DBAFC60" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Defined Contribution Plan [Table] </link:label>
<link:label id="lab_us-gaap_DefinedContributionPlanTable_2EA6F7510FD3F018476588DB4FA39605_label_en-US" xlink:label="lab_us-gaap_DefinedContributionPlanTable_97B1AA7868ED5859B7148AD53DBAFC60" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Defined Contribution Plan [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DefinedContributionPlanTable" xlink:label="loc_us-gaap_DefinedContributionPlanTable_97B1AA7868ED5859B7148AD53DBAFC60" xlink:type="locator"/>
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<link:label id="lab_amr_VestingPeriodOneMember_DB32116730E23EF4FC7188DB53B06CA1_terseLabel_en-US" xlink:label="lab_amr_VestingPeriodOneMember_A47B00DC0380513C90F68DC95AA94499" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Tranche one </link:label>
<link:label id="lab_amr_VestingPeriodOneMember_DB32116730E23EF4FC7188DB53B06CA1_label_en-US" xlink:label="lab_amr_VestingPeriodOneMember_A47B00DC0380513C90F68DC95AA94499" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Vesting Period One [Member] </link:label>
<link:label id="lab_amr_VestingPeriodOneMember_DB32116730E23EF4FC7188DB53B06CA1_documentation_en-US" xlink:label="lab_amr_VestingPeriodOneMember_A47B00DC0380513C90F68DC95AA94499" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Vesting Period One [Member] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_VestingPeriodOneMember" xlink:label="loc_amr_VestingPeriodOneMember_A47B00DC0380513C90F68DC95AA94499" xlink:type="locator"/>
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<link:label id="lab_amr_VestingPeriodTwoMember_C7CDFDE3F9DE9BE1A88988DBB25C457C_terseLabel_en-US" xlink:label="lab_amr_VestingPeriodTwoMember_8EF8B62725A1556FAF13374F1FC3AF12" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Tranche two </link:label>
<link:label id="lab_amr_VestingPeriodTwoMember_C7CDFDE3F9DE9BE1A88988DBB25C457C_label_en-US" xlink:label="lab_amr_VestingPeriodTwoMember_8EF8B62725A1556FAF13374F1FC3AF12" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Vesting Period Two [Member] </link:label>
<link:label id="lab_amr_VestingPeriodTwoMember_C7CDFDE3F9DE9BE1A88988DBB25C457C_documentation_en-US" xlink:label="lab_amr_VestingPeriodTwoMember_8EF8B62725A1556FAF13374F1FC3AF12" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Vesting Period Two [Member] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_VestingPeriodTwoMember" xlink:label="loc_amr_VestingPeriodTwoMember_8EF8B62725A1556FAF13374F1FC3AF12" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DefinedContributionPlanDisclosureLineItems_57EE043A1C06F469B44D88DB4FAA2E4C_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedContributionPlanDisclosureLineItems_A54E57B0B0BB5622922DF21579E5872E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Defined Contribution Plan Disclosure [Line Items] </link:label>
<link:label id="lab_us-gaap_DefinedContributionPlanDisclosureLineItems_57EE043A1C06F469B44D88DB4FAA2E4C_label_en-US" xlink:label="lab_us-gaap_DefinedContributionPlanDisclosureLineItems_A54E57B0B0BB5622922DF21579E5872E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Defined Contribution Plan Disclosure [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DefinedContributionPlanDisclosureLineItems" xlink:label="loc_us-gaap_DefinedContributionPlanDisclosureLineItems_A54E57B0B0BB5622922DF21579E5872E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch_7D08482B5ECF18987DAC88DB4FAA9F19_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch_3B94B153ACC6571F91730AF4B1DE25EB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Percentage of matching contribution by company </link:label>
<link:label id="lab_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch_7D08482B5ECF18987DAC88DB4FAA9F19_label_en-US" xlink:label="lab_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch_3B94B153ACC6571F91730AF4B1DE25EB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Defined Contribution Plan, Employer Matching Contribution, Percent of Match </link:label>
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<link:label id="lab_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent_7DEA05629C7491E347BD88DB4FAB8363_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent_962A2B33D34F5A688BD962F18626A497" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Maximum percentage of employee's salary deferral contribution </link:label>
<link:label id="lab_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent_7DEA05629C7491E347BD88DB4FAB8363_label_en-US" xlink:label="lab_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent_962A2B33D34F5A688BD962F18626A497" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent" xlink:label="loc_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent_962A2B33D34F5A688BD962F18626A497" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DefinedContributionPlanEmployersMatchingContributionAnnualVestingPercentage_D5D5395FC35DF475B52188DB4FAB9F82_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedContributionPlanEmployersMatchingContributionAnnualVestingPercentage_A08734D251C25C92B821F4010431A3DB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Employer matching contribution, vesting percentage </link:label>
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<link:label id="lab_amr_DefinedContributionPlanCompanyMatchingContributionVestingTerm_F3C1EAE1586D8939E03888DB4FACCCE4_terseLabel_en-US" xlink:label="lab_amr_DefinedContributionPlanCompanyMatchingContributionVestingTerm_43FE53FC70BF58BA8501425971C26BEE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Employer matching contribution, vesting term </link:label>
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<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_769B92A4CDF699B7EBEC8806AE759CB0_terseLabel_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_22DA0B00ABB15189885E175E800793EF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2023 </link:label>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_769B92A4CDF699B7EBEC8806AE759CB0_label_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_22DA0B00ABB15189885E175E800793EF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lessee, Operating Lease, Liability, Payments, Due Year Four </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_22DA0B00ABB15189885E175E800793EF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_22DA0B00ABB15189885E175E800793EF" xlink:to="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_22DA0B00ABB15189885E175E800793EF" xlink:type="arc"/>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_41E613BFF7BA1F676E068806AE76E046_terseLabel_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_8CEE2C0D37865ECBADCE03A62E03F263" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2024 </link:label>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_41E613BFF7BA1F676E068806AE76E046_label_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_8CEE2C0D37865ECBADCE03A62E03F263" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lessee, Operating Lease, Liability, Payments, Due Year Five </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_8CEE2C0D37865ECBADCE03A62E03F263" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_8CEE2C0D37865ECBADCE03A62E03F263" xlink:to="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_8CEE2C0D37865ECBADCE03A62E03F263" xlink:type="arc"/>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_55614753E62D850008E18806AE760DDD_terseLabel_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_1EBAC39106FB58F8A23D434DAF77B68F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Thereafter </link:label>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_55614753E62D850008E18806AE760DDD_label_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_1EBAC39106FB58F8A23D434DAF77B68F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lessee, Operating Lease, Liability, Payments, Due after Year Five </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_1EBAC39106FB58F8A23D434DAF77B68F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_1EBAC39106FB58F8A23D434DAF77B68F" xlink:to="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_1EBAC39106FB58F8A23D434DAF77B68F" xlink:type="arc"/>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_FD06DA4A01FADB801EA38806AE76BA85_totalLabel_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_8C824277CD8F5E838E75B474265DC164" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total lease payments </link:label>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_FD06DA4A01FADB801EA38806AE76BA85_label_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_8C824277CD8F5E838E75B474265DC164" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lessee, Operating Lease, Liability, Payments, Due </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_8C824277CD8F5E838E75B474265DC164" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_8C824277CD8F5E838E75B474265DC164" xlink:to="lab_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_8C824277CD8F5E838E75B474265DC164" xlink:type="arc"/>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_7898BFE04699DFF04B9E8806AE76D4A8_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_81770ADDE9A25959862603D5CFCA533A" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Less: imputed interest </link:label>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_7898BFE04699DFF04B9E8806AE76D4A8_label_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_81770ADDE9A25959862603D5CFCA533A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lessee, Operating Lease, Liability, Undiscounted Excess Amount </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_81770ADDE9A25959862603D5CFCA533A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_81770ADDE9A25959862603D5CFCA533A" xlink:to="lab_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_81770ADDE9A25959862603D5CFCA533A" xlink:type="arc"/>
<link:label id="lab_amr_ReclassificationToLiabilitiesSubjectToCompromise_54FFE6EA1A68A06D51948806AE776123_negatedTerseLabel_en-US" xlink:label="lab_amr_ReclassificationToLiabilitiesSubjectToCompromise_1CC8A5F6392452CBB2A59768EB1DFAE7" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Less: reclassification to liabilities subject to compromise </link:label>
<link:label id="lab_amr_ReclassificationToLiabilitiesSubjectToCompromise_54FFE6EA1A68A06D51948806AE776123_label_en-US" xlink:label="lab_amr_ReclassificationToLiabilitiesSubjectToCompromise_1CC8A5F6392452CBB2A59768EB1DFAE7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Reclassification To Liabilities Subject To Compromise </link:label>
<link:label id="lab_amr_ReclassificationToLiabilitiesSubjectToCompromise_54FFE6EA1A68A06D51948806AE776123_documentation_en-US" xlink:label="lab_amr_ReclassificationToLiabilitiesSubjectToCompromise_1CC8A5F6392452CBB2A59768EB1DFAE7" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Reclassification To Liabilities Subject To Compromise </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_ReclassificationToLiabilitiesSubjectToCompromise" xlink:label="loc_amr_ReclassificationToLiabilitiesSubjectToCompromise_1CC8A5F6392452CBB2A59768EB1DFAE7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_ReclassificationToLiabilitiesSubjectToCompromise_1CC8A5F6392452CBB2A59768EB1DFAE7" xlink:to="lab_amr_ReclassificationToLiabilitiesSubjectToCompromise_1CC8A5F6392452CBB2A59768EB1DFAE7" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingLeaseLiability_A3368C11A5B79C5458718806AE779818_totalLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseLiability_068934007E3653DB94410B0084F78F1B" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Present value of operating lease liabilities </link:label>
<link:label id="lab_us-gaap_OperatingLeaseLiability_A3368C11A5B79C5458718806AE779818_label_en-US" xlink:label="lab_us-gaap_OperatingLeaseLiability_068934007E3653DB94410B0084F78F1B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Lease, Liability </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OperatingLeaseLiability" xlink:label="loc_us-gaap_OperatingLeaseLiability_068934007E3653DB94410B0084F78F1B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeaseLiability_068934007E3653DB94410B0084F78F1B" xlink:to="lab_us-gaap_OperatingLeaseLiability_068934007E3653DB94410B0084F78F1B" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingLeaseLiabilityCurrent_83AFA924FDEBAA2321178806AE775FB3_verboseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseLiabilityCurrent_143A6264478C5880979EC3AB228F56E4" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Current portion of operating lease liabilities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OperatingLeaseLiabilityCurrent" xlink:label="loc_us-gaap_OperatingLeaseLiabilityCurrent_143A6264478C5880979EC3AB228F56E4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeaseLiabilityCurrent_143A6264478C5880979EC3AB228F56E4" xlink:to="lab_us-gaap_OperatingLeaseLiabilityCurrent_143A6264478C5880979EC3AB228F56E4" xlink:type="arc"/>
<link:label id="lab_amr_AssetRetirementObligationTable_1CD86B66A98FF2ED729988CBCD8175F0_terseLabel_en-US" xlink:label="lab_amr_AssetRetirementObligationTable_5327DDDB29FE5001B73B41B8FDCA4172" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligation [Table] </link:label>
<link:label id="lab_amr_AssetRetirementObligationTable_1CD86B66A98FF2ED729988CBCD8175F0_label_en-US" xlink:label="lab_amr_AssetRetirementObligationTable_5327DDDB29FE5001B73B41B8FDCA4172" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligation [Table] </link:label>
<link:label id="lab_amr_AssetRetirementObligationTable_1CD86B66A98FF2ED729988CBCD8175F0_documentation_en-US" xlink:label="lab_amr_AssetRetirementObligationTable_5327DDDB29FE5001B73B41B8FDCA4172" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligation [Table] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_AssetRetirementObligationTable" xlink:label="loc_amr_AssetRetirementObligationTable_5327DDDB29FE5001B73B41B8FDCA4172" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_AssetRetirementObligationTable_5327DDDB29FE5001B73B41B8FDCA4172" xlink:to="lab_amr_AssetRetirementObligationTable_5327DDDB29FE5001B73B41B8FDCA4172" xlink:type="arc"/>
<link:label id="lab_amr_AssetRetirementObligationLineItems_78EEC46630535DF7923288CBCD85088C_terseLabel_en-US" xlink:label="lab_amr_AssetRetirementObligationLineItems_E00D916B5ABD58709E53AB79D42AC178" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligation [Line Items] </link:label>
<link:label id="lab_amr_AssetRetirementObligationLineItems_78EEC46630535DF7923288CBCD85088C_label_en-US" xlink:label="lab_amr_AssetRetirementObligationLineItems_E00D916B5ABD58709E53AB79D42AC178" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligation [Line Items] </link:label>
<link:label id="lab_amr_AssetRetirementObligationLineItems_78EEC46630535DF7923288CBCD85088C_documentation_en-US" xlink:label="lab_amr_AssetRetirementObligationLineItems_E00D916B5ABD58709E53AB79D42AC178" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligation [Line Items] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_AssetRetirementObligationLineItems" xlink:label="loc_amr_AssetRetirementObligationLineItems_E00D916B5ABD58709E53AB79D42AC178" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_AssetRetirementObligationLineItems_E00D916B5ABD58709E53AB79D42AC178" xlink:to="lab_amr_AssetRetirementObligationLineItems_E00D916B5ABD58709E53AB79D42AC178" xlink:type="arc"/>
<link:label id="lab_us-gaap_AssetRetirementObligationRollForwardAnalysisRollForward_C749F922EBE3470F326688CBCD86F546_terseLabel_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationRollForwardAnalysisRollForward_209AD2A12282551482A4E996134F103B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligation, Roll Forward Analysis [Roll Forward] </link:label>
<link:label id="lab_us-gaap_AssetRetirementObligationRollForwardAnalysisRollForward_C749F922EBE3470F326688CBCD86F546_label_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationRollForwardAnalysisRollForward_209AD2A12282551482A4E996134F103B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligation, Roll Forward Analysis [Roll Forward] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AssetRetirementObligationRollForwardAnalysisRollForward" xlink:label="loc_us-gaap_AssetRetirementObligationRollForwardAnalysisRollForward_209AD2A12282551482A4E996134F103B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetRetirementObligationRollForwardAnalysisRollForward_209AD2A12282551482A4E996134F103B" xlink:to="lab_us-gaap_AssetRetirementObligationRollForwardAnalysisRollForward_209AD2A12282551482A4E996134F103B" xlink:type="arc"/>
<link:label id="lab_us-gaap_AssetRetirementObligation_4B542AA329265335B3A888CBCD86F01E_periodStartLabel_en-US" xlink:label="lab_us-gaap_AssetRetirementObligation_470377DA13A053C28B3FC173C059733D" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US"> Balance, beginning of period </link:label>
<link:label id="lab_us-gaap_AssetRetirementObligation_4B542AA329265335B3A888CBCD86F01E_label_en-US" xlink:label="lab_us-gaap_AssetRetirementObligation_470377DA13A053C28B3FC173C059733D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligation </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AssetRetirementObligation" xlink:label="loc_us-gaap_AssetRetirementObligation_470377DA13A053C28B3FC173C059733D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetRetirementObligation_470377DA13A053C28B3FC173C059733D" xlink:to="lab_us-gaap_AssetRetirementObligation_470377DA13A053C28B3FC173C059733D" xlink:type="arc"/>
<link:label id="lab_amr_AssetRetirementObligationLiabilitiesAssumedInBusinessCombination_FDF9CECB06F7C81F8B7888CBCD88158A_terseLabel_en-US" xlink:label="lab_amr_AssetRetirementObligationLiabilitiesAssumedInBusinessCombination_12D0BDCC2B4957E6945564AD031084C9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Liabilities assumed in Business Combination </link:label>
<link:label id="lab_amr_AssetRetirementObligationLiabilitiesAssumedInBusinessCombination_FDF9CECB06F7C81F8B7888CBCD88158A_label_en-US" xlink:label="lab_amr_AssetRetirementObligationLiabilitiesAssumedInBusinessCombination_12D0BDCC2B4957E6945564AD031084C9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligation, Liabilities Assumed In Business Combination </link:label>
<link:label id="lab_amr_AssetRetirementObligationLiabilitiesAssumedInBusinessCombination_FDF9CECB06F7C81F8B7888CBCD88158A_documentation_en-US" xlink:label="lab_amr_AssetRetirementObligationLiabilitiesAssumedInBusinessCombination_12D0BDCC2B4957E6945564AD031084C9" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligation, Liabilities Assumed In Business Combination </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_AssetRetirementObligationLiabilitiesAssumedInBusinessCombination" xlink:label="loc_amr_AssetRetirementObligationLiabilitiesAssumedInBusinessCombination_12D0BDCC2B4957E6945564AD031084C9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_AssetRetirementObligationLiabilitiesAssumedInBusinessCombination_12D0BDCC2B4957E6945564AD031084C9" xlink:to="lab_amr_AssetRetirementObligationLiabilitiesAssumedInBusinessCombination_12D0BDCC2B4957E6945564AD031084C9" xlink:type="arc"/>
<link:label id="lab_us-gaap_AssetRetirementObligationLiabilitiesIncurred_A8A2ADB4A942810B360A88CBCD89F35D_verboseLabel_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationLiabilitiesIncurred_D1B38EC7F63551829FC6E5D50FE89054" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Liabilities incurred </link:label>
<link:label id="lab_us-gaap_AssetRetirementObligationLiabilitiesIncurred_A8A2ADB4A942810B360A88CBCD89F35D_label_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationLiabilitiesIncurred_D1B38EC7F63551829FC6E5D50FE89054" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligation, Liabilities Incurred </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AssetRetirementObligationLiabilitiesIncurred" xlink:label="loc_us-gaap_AssetRetirementObligationLiabilitiesIncurred_D1B38EC7F63551829FC6E5D50FE89054" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetRetirementObligationLiabilitiesIncurred_D1B38EC7F63551829FC6E5D50FE89054" xlink:to="lab_us-gaap_AssetRetirementObligationLiabilitiesIncurred_D1B38EC7F63551829FC6E5D50FE89054" xlink:type="arc"/>
<link:label id="lab_us-gaap_AssetRetirementObligationLiabilitiesSettled_080A8D393E1E7EF363F588CBCD89FE54_negatedLabel_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationLiabilitiesSettled_9D3F21F8A6B558C1B78A1E579FE5A100" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Liabilities settled </link:label>
<link:label id="lab_us-gaap_AssetRetirementObligationLiabilitiesSettled_080A8D393E1E7EF363F588CBCD89FE54_label_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationLiabilitiesSettled_9D3F21F8A6B558C1B78A1E579FE5A100" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligation, Liabilities Settled </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AssetRetirementObligationLiabilitiesSettled" xlink:label="loc_us-gaap_AssetRetirementObligationLiabilitiesSettled_9D3F21F8A6B558C1B78A1E579FE5A100" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetRetirementObligationLiabilitiesSettled_9D3F21F8A6B558C1B78A1E579FE5A100" xlink:to="lab_us-gaap_AssetRetirementObligationLiabilitiesSettled_9D3F21F8A6B558C1B78A1E579FE5A100" xlink:type="arc"/>
<link:label id="lab_amr_AssetRetirementObligationLiabilitiesTransferredInSaleofProperties_8D7CA74974A1508DC4BE88CBCD8E5B87_negatedTerseLabel_en-US" xlink:label="lab_amr_AssetRetirementObligationLiabilitiesTransferredInSaleofProperties_DE564D1D4A765946B6D4D1798CE846D6" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Liabilities transferred via sale </link:label>
<link:label id="lab_amr_AssetRetirementObligationLiabilitiesTransferredInSaleofProperties_8D7CA74974A1508DC4BE88CBCD8E5B87_label_en-US" xlink:label="lab_amr_AssetRetirementObligationLiabilitiesTransferredInSaleofProperties_DE564D1D4A765946B6D4D1798CE846D6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligation, Liabilities Transferred In Sale of Properties </link:label>
<link:label id="lab_amr_AssetRetirementObligationLiabilitiesTransferredInSaleofProperties_8D7CA74974A1508DC4BE88CBCD8E5B87_documentation_en-US" xlink:label="lab_amr_AssetRetirementObligationLiabilitiesTransferredInSaleofProperties_DE564D1D4A765946B6D4D1798CE846D6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligation, Liabilities Transferred In Sale of Properties </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_AssetRetirementObligationLiabilitiesTransferredInSaleofProperties" xlink:label="loc_amr_AssetRetirementObligationLiabilitiesTransferredInSaleofProperties_DE564D1D4A765946B6D4D1798CE846D6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_AssetRetirementObligationLiabilitiesTransferredInSaleofProperties_DE564D1D4A765946B6D4D1798CE846D6" xlink:to="lab_amr_AssetRetirementObligationLiabilitiesTransferredInSaleofProperties_DE564D1D4A765946B6D4D1798CE846D6" xlink:type="arc"/>
<link:label id="lab_us-gaap_AssetRetirementObligationRevisionOfEstimate_6D0B50836B3744EC659088CBCD8E6566_verboseLabel_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationRevisionOfEstimate_C3B88D3FB6945F78B5A091CCCE9EBB0B" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Revisions to estimates </link:label>
<link:label id="lab_us-gaap_AssetRetirementObligationRevisionOfEstimate_6D0B50836B3744EC659088CBCD8E6566_label_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationRevisionOfEstimate_C3B88D3FB6945F78B5A091CCCE9EBB0B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligation, Revision of Estimate </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AssetRetirementObligationRevisionOfEstimate" xlink:label="loc_us-gaap_AssetRetirementObligationRevisionOfEstimate_C3B88D3FB6945F78B5A091CCCE9EBB0B" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AssetRetirementObligationAccretionExpense_8894B2C16B96011B6BE488CBCD8EAA23_terseLabel_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationAccretionExpense_9075DDD99D675C3D95955F784C606520" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accretion expense </link:label>
<link:label id="lab_us-gaap_AssetRetirementObligationAccretionExpense_8894B2C16B96011B6BE488CBCD8EAA23_label_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationAccretionExpense_9075DDD99D675C3D95955F784C606520" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligation, Accretion Expense </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AssetRetirementObligationAccretionExpense" xlink:label="loc_us-gaap_AssetRetirementObligationAccretionExpense_9075DDD99D675C3D95955F784C606520" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AssetRetirementObligation_B49314EC66A5A823CDD588CBCD8F68C2_periodEndLabel_en-US" xlink:label="lab_us-gaap_AssetRetirementObligation_02046AC5CFA15262B273A12E0A081B17" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US"> Balance, end of period </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AssetRetirementObligation" xlink:label="loc_us-gaap_AssetRetirementObligation_02046AC5CFA15262B273A12E0A081B17" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetRetirementObligation_02046AC5CFA15262B273A12E0A081B17" xlink:to="lab_us-gaap_AssetRetirementObligation_02046AC5CFA15262B273A12E0A081B17" xlink:type="arc"/>
<link:label id="lab_us-gaap_AssetRetirementObligationCurrent_1BDBF2A22B08847A2C5688CBCD8F70BB_terseLabel_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationCurrent_F53AE7A3332055A48ABBD6CA65C05F99" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Less: Current portion </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AssetRetirementObligationCurrent" xlink:label="loc_us-gaap_AssetRetirementObligationCurrent_F53AE7A3332055A48ABBD6CA65C05F99" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetRetirementObligationCurrent_F53AE7A3332055A48ABBD6CA65C05F99" xlink:to="lab_us-gaap_AssetRetirementObligationCurrent_F53AE7A3332055A48ABBD6CA65C05F99" xlink:type="arc"/>
<link:label id="lab_amr_AssetRetirementObligationMeasurementInputDebtInterestRate_9E2A3BDC69AFC0EB503088CBCD8F8F98_terseLabel_en-US" xlink:label="lab_amr_AssetRetirementObligationMeasurementInputDebtInterestRate_35A85969C778527A889BB20B0D64EAED" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Asset retirement obligation, measurement input, interest rates </link:label>
<link:label id="lab_amr_AssetRetirementObligationMeasurementInputDebtInterestRate_9E2A3BDC69AFC0EB503088CBCD8F8F98_label_en-US" xlink:label="lab_amr_AssetRetirementObligationMeasurementInputDebtInterestRate_35A85969C778527A889BB20B0D64EAED" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligation, Measurement Input, Debt Interest Rate </link:label>
<link:label id="lab_amr_AssetRetirementObligationMeasurementInputDebtInterestRate_9E2A3BDC69AFC0EB503088CBCD8F8F98_documentation_en-US" xlink:label="lab_amr_AssetRetirementObligationMeasurementInputDebtInterestRate_35A85969C778527A889BB20B0D64EAED" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligation, Measurement Input, Debt Interest Rate </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_AssetRetirementObligationMeasurementInputDebtInterestRate" xlink:label="loc_amr_AssetRetirementObligationMeasurementInputDebtInterestRate_35A85969C778527A889BB20B0D64EAED" xlink:type="locator"/>
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<link:label id="lab_us-gaap_EquityAbstract_2CDE4D7A444E0635E562878214DA19DE_label_en-US" xlink:label="lab_us-gaap_EquityAbstract_E41B79E499BE52D2BB1CB35CB833426B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Equity [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_EquityAbstract" xlink:label="loc_us-gaap_EquityAbstract_E41B79E499BE52D2BB1CB35CB833426B" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ClassOfWarrantOrRightTable_5CE27839E43152E889F9878214DA9297_terseLabel_en-US" xlink:label="lab_us-gaap_ClassOfWarrantOrRightTable_124D55CCDA185E81AD3FBA31624549DD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Class of Warrant or Right [Table] </link:label>
<link:label id="lab_us-gaap_ClassOfWarrantOrRightTable_5CE27839E43152E889F9878214DA9297_label_en-US" xlink:label="lab_us-gaap_ClassOfWarrantOrRightTable_124D55CCDA185E81AD3FBA31624549DD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Class of Warrant or Right [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ClassOfWarrantOrRightTable" xlink:label="loc_us-gaap_ClassOfWarrantOrRightTable_124D55CCDA185E81AD3FBA31624549DD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ClassOfWarrantOrRightTable_124D55CCDA185E81AD3FBA31624549DD" xlink:to="lab_us-gaap_ClassOfWarrantOrRightTable_124D55CCDA185E81AD3FBA31624549DD" xlink:type="arc"/>
<link:label id="lab_amr_BayouCityEnergyManagementLLCMember_AA695D1268EDB173DA12878214DD1487_terseLabel_en-US" xlink:label="lab_amr_BayouCityEnergyManagementLLCMember_3E503053F983545DACBF682CD16FAB94" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Bayou City </link:label>
<link:label id="lab_amr_BayouCityEnergyManagementLLCMember_AA695D1268EDB173DA12878214DD1487_label_en-US" xlink:label="lab_amr_BayouCityEnergyManagementLLCMember_3E503053F983545DACBF682CD16FAB94" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Bayou City Energy Management LLC [Member] </link:label>
<link:label id="lab_amr_BayouCityEnergyManagementLLCMember_AA695D1268EDB173DA12878214DD1487_documentation_en-US" xlink:label="lab_amr_BayouCityEnergyManagementLLCMember_3E503053F983545DACBF682CD16FAB94" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Bayou City Energy Management LLC [Member] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_BayouCityEnergyManagementLLCMember" xlink:label="loc_amr_BayouCityEnergyManagementLLCMember_3E503053F983545DACBF682CD16FAB94" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_BayouCityEnergyManagementLLCMember_3E503053F983545DACBF682CD16FAB94" xlink:to="lab_amr_BayouCityEnergyManagementLLCMember_3E503053F983545DACBF682CD16FAB94" xlink:type="arc"/>
<link:label id="lab_amr_AltaMesaContributorMember_C91018EEF68FB1E6A870878214DE00C9_terseLabel_en-US" xlink:label="lab_amr_AltaMesaContributorMember_CBA25F1F47DB5518B401908CFE124549" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Alta Mesa Contributor </link:label>
<link:label id="lab_amr_AltaMesaContributorMember_C91018EEF68FB1E6A870878214DE00C9_label_en-US" xlink:label="lab_amr_AltaMesaContributorMember_CBA25F1F47DB5518B401908CFE124549" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Alta Mesa Contributor [Member] </link:label>
<link:label id="lab_amr_AltaMesaContributorMember_C91018EEF68FB1E6A870878214DE00C9_documentation_en-US" xlink:label="lab_amr_AltaMesaContributorMember_CBA25F1F47DB5518B401908CFE124549" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Alta Mesa Contributor [Member] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_AltaMesaContributorMember" xlink:label="loc_amr_AltaMesaContributorMember_CBA25F1F47DB5518B401908CFE124549" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_AltaMesaContributorMember_CBA25F1F47DB5518B401908CFE124549" xlink:to="lab_amr_AltaMesaContributorMember_CBA25F1F47DB5518B401908CFE124549" xlink:type="arc"/>
<link:label id="lab_amr_KingfisherContributorMember_6A73DD4EEB68A0F5B2EF878214DE3AC9_terseLabel_en-US" xlink:label="lab_amr_KingfisherContributorMember_DDB1CBAD94435EED87738654EE5DA56B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Kingfisher Contributor </link:label>
<link:label id="lab_amr_KingfisherContributorMember_6A73DD4EEB68A0F5B2EF878214DE3AC9_label_en-US" xlink:label="lab_amr_KingfisherContributorMember_DDB1CBAD94435EED87738654EE5DA56B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Kingfisher Contributor [Member] </link:label>
<link:label id="lab_amr_KingfisherContributorMember_6A73DD4EEB68A0F5B2EF878214DE3AC9_documentation_en-US" xlink:label="lab_amr_KingfisherContributorMember_DDB1CBAD94435EED87738654EE5DA56B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Kingfisher Contributor [Member] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_KingfisherContributorMember" xlink:label="loc_amr_KingfisherContributorMember_DDB1CBAD94435EED87738654EE5DA56B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_KingfisherContributorMember_DDB1CBAD94435EED87738654EE5DA56B" xlink:to="lab_amr_KingfisherContributorMember_DDB1CBAD94435EED87738654EE5DA56B" xlink:type="arc"/>
<link:label id="lab_us-gaap_ClassOfWarrantOrRightAxis_B6546A3C0DC4EAE38573878214DEDFF5_terseLabel_en-US" xlink:label="lab_us-gaap_ClassOfWarrantOrRightAxis_12F5FF76464B5D38B0F6A27F5779A5D4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Class of Warrant or Right [Axis] </link:label>
<link:label id="lab_us-gaap_ClassOfWarrantOrRightAxis_B6546A3C0DC4EAE38573878214DEDFF5_label_en-US" xlink:label="lab_us-gaap_ClassOfWarrantOrRightAxis_12F5FF76464B5D38B0F6A27F5779A5D4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Class of Warrant or Right [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ClassOfWarrantOrRightAxis" xlink:label="loc_us-gaap_ClassOfWarrantOrRightAxis_12F5FF76464B5D38B0F6A27F5779A5D4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ClassOfWarrantOrRightAxis_12F5FF76464B5D38B0F6A27F5779A5D4" xlink:to="lab_us-gaap_ClassOfWarrantOrRightAxis_12F5FF76464B5D38B0F6A27F5779A5D4" xlink:type="arc"/>
<link:label id="lab_us-gaap_ClassOfWarrantOrRightDomain_3F1C8E0BB05BA261DD6A878214DFBB92_terseLabel_en-US" xlink:label="lab_us-gaap_ClassOfWarrantOrRightDomain_50EE51E857C959519495E529E82581BC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Class of Warrant or Right [Domain] </link:label>
<link:label id="lab_us-gaap_ClassOfWarrantOrRightDomain_3F1C8E0BB05BA261DD6A878214DFBB92_label_en-US" xlink:label="lab_us-gaap_ClassOfWarrantOrRightDomain_50EE51E857C959519495E529E82581BC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Class of Warrant or Right [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ClassOfWarrantOrRightDomain" xlink:label="loc_us-gaap_ClassOfWarrantOrRightDomain_50EE51E857C959519495E529E82581BC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ClassOfWarrantOrRightDomain_50EE51E857C959519495E529E82581BC" xlink:to="lab_us-gaap_ClassOfWarrantOrRightDomain_50EE51E857C959519495E529E82581BC" xlink:type="arc"/>
<link:label id="lab_amr_PublicWarrantsMember_D1DA778B8CD664556021878214DF9E36_terseLabel_en-US" xlink:label="lab_amr_PublicWarrantsMember_57019AE0EEC25EA6AC819B70392BD4D7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Public Warrants </link:label>
<link:label id="lab_amr_PublicWarrantsMember_D1DA778B8CD664556021878214DF9E36_label_en-US" xlink:label="lab_amr_PublicWarrantsMember_57019AE0EEC25EA6AC819B70392BD4D7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Public Warrants [Member] </link:label>
<link:label id="lab_amr_PublicWarrantsMember_D1DA778B8CD664556021878214DF9E36_documentation_en-US" xlink:label="lab_amr_PublicWarrantsMember_57019AE0EEC25EA6AC819B70392BD4D7" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Public Warrants [Member] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_PublicWarrantsMember" xlink:label="loc_amr_PublicWarrantsMember_57019AE0EEC25EA6AC819B70392BD4D7" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PrivatePlacementMember_0E4D733E156FFA744E02878214DF03BE_terseLabel_en-US" xlink:label="lab_us-gaap_PrivatePlacementMember_1644C0E2B07E5652B6049D5944C3FA78" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Private Placement </link:label>
<link:label id="lab_us-gaap_PrivatePlacementMember_0E4D733E156FFA744E02878214DF03BE_label_en-US" xlink:label="lab_us-gaap_PrivatePlacementMember_1644C0E2B07E5652B6049D5944C3FA78" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Private Placement [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PrivatePlacementMember" xlink:label="loc_us-gaap_PrivatePlacementMember_1644C0E2B07E5652B6049D5944C3FA78" xlink:type="locator"/>
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<link:label id="lab_amr_ForwardPurchaseWarrantsMember_5ABAFB5D6DD0593E3E19878214DF97D9_terseLabel_en-US" xlink:label="lab_amr_ForwardPurchaseWarrantsMember_BA536307A58A5D659D86AC15A8957E10" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Forward Purchase Warrants </link:label>
<link:label id="lab_amr_ForwardPurchaseWarrantsMember_5ABAFB5D6DD0593E3E19878214DF97D9_label_en-US" xlink:label="lab_amr_ForwardPurchaseWarrantsMember_BA536307A58A5D659D86AC15A8957E10" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Forward Purchase Warrants [Member] </link:label>
<link:label id="lab_amr_ForwardPurchaseWarrantsMember_5ABAFB5D6DD0593E3E19878214DF97D9_documentation_en-US" xlink:label="lab_amr_ForwardPurchaseWarrantsMember_BA536307A58A5D659D86AC15A8957E10" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Forward Purchase Warrants [Member] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_ForwardPurchaseWarrantsMember" xlink:label="loc_amr_ForwardPurchaseWarrantsMember_BA536307A58A5D659D86AC15A8957E10" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_ForwardPurchaseWarrantsMember_BA536307A58A5D659D86AC15A8957E10" xlink:to="lab_amr_ForwardPurchaseWarrantsMember_BA536307A58A5D659D86AC15A8957E10" xlink:type="arc"/>
<link:label id="lab_us-gaap_ClassOfWarrantOrRightLineItems_78370C0AA4971A24E0F7878214E03348_terseLabel_en-US" xlink:label="lab_us-gaap_ClassOfWarrantOrRightLineItems_B9DBB7BEDB9159B3916466AA7E94FC6D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Class of Warrant or Right [Line Items] </link:label>
<link:label id="lab_us-gaap_ClassOfWarrantOrRightLineItems_78370C0AA4971A24E0F7878214E03348_label_en-US" xlink:label="lab_us-gaap_ClassOfWarrantOrRightLineItems_B9DBB7BEDB9159B3916466AA7E94FC6D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Class of Warrant or Right [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ClassOfWarrantOrRightLineItems" xlink:label="loc_us-gaap_ClassOfWarrantOrRightLineItems_B9DBB7BEDB9159B3916466AA7E94FC6D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ClassOfWarrantOrRightLineItems_B9DBB7BEDB9159B3916466AA7E94FC6D" xlink:to="lab_us-gaap_ClassOfWarrantOrRightLineItems_B9DBB7BEDB9159B3916466AA7E94FC6D" xlink:type="arc"/>
<link:label id="lab_amr_NumberOfVotesForEachShareOfCommonStock_999DAD6C58842007D2B1878214E07FBA_terseLabel_en-US" xlink:label="lab_amr_NumberOfVotesForEachShareOfCommonStock_34558F1387C351AFB397A0A6F2A16622" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of votes for each share of common stock (votes) </link:label>
<link:label id="lab_amr_NumberOfVotesForEachShareOfCommonStock_999DAD6C58842007D2B1878214E07FBA_label_en-US" xlink:label="lab_amr_NumberOfVotesForEachShareOfCommonStock_34558F1387C351AFB397A0A6F2A16622" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Number Of Votes For Each Share Of Common Stock </link:label>
<link:label id="lab_amr_NumberOfVotesForEachShareOfCommonStock_999DAD6C58842007D2B1878214E07FBA_documentation_en-US" xlink:label="lab_amr_NumberOfVotesForEachShareOfCommonStock_34558F1387C351AFB397A0A6F2A16622" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Number Of Votes For Each Share Of Common Stock </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_NumberOfVotesForEachShareOfCommonStock" xlink:label="loc_amr_NumberOfVotesForEachShareOfCommonStock_34558F1387C351AFB397A0A6F2A16622" xlink:type="locator"/>
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<link:label id="lab_amr_VotingPercentageForElectionOfDirectors_D2621D8C01D216549D08878214E1C3F8_terseLabel_en-US" xlink:label="lab_amr_VotingPercentageForElectionOfDirectors_638E3414DF2C5C409CF86A17A1F6B732" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Voting percentage for election of directors </link:label>
<link:label id="lab_amr_VotingPercentageForElectionOfDirectors_D2621D8C01D216549D08878214E1C3F8_label_en-US" xlink:label="lab_amr_VotingPercentageForElectionOfDirectors_638E3414DF2C5C409CF86A17A1F6B732" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Voting Percentage For Election Of Directors </link:label>
<link:label id="lab_amr_VotingPercentageForElectionOfDirectors_D2621D8C01D216549D08878214E1C3F8_documentation_en-US" xlink:label="lab_amr_VotingPercentageForElectionOfDirectors_638E3414DF2C5C409CF86A17A1F6B732" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Voting Percentage For Election Of Directors </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_VotingPercentageForElectionOfDirectors" xlink:label="loc_amr_VotingPercentageForElectionOfDirectors_638E3414DF2C5C409CF86A17A1F6B732" xlink:type="locator"/>
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<link:label id="lab_amr_NumberOfDirectorsThatMayBeElected_09E03C67FC33396D2035878214E16251_terseLabel_en-US" xlink:label="lab_amr_NumberOfDirectorsThatMayBeElected_F310F7EEE738531BB52E6B68BD024F5C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of directors that may be elected (director) </link:label>
<link:label id="lab_amr_NumberOfDirectorsThatMayBeElected_09E03C67FC33396D2035878214E16251_label_en-US" xlink:label="lab_amr_NumberOfDirectorsThatMayBeElected_F310F7EEE738531BB52E6B68BD024F5C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Number Of Directors That May Be Elected </link:label>
<link:label id="lab_amr_NumberOfDirectorsThatMayBeElected_09E03C67FC33396D2035878214E16251_documentation_en-US" xlink:label="lab_amr_NumberOfDirectorsThatMayBeElected_F310F7EEE738531BB52E6B68BD024F5C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Number Of Directors That May Be Elected </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_NumberOfDirectorsThatMayBeElected" xlink:label="loc_amr_NumberOfDirectorsThatMayBeElected_F310F7EEE738531BB52E6B68BD024F5C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_NumberOfDirectorsThatMayBeElected_F310F7EEE738531BB52E6B68BD024F5C" xlink:to="lab_amr_NumberOfDirectorsThatMayBeElected_F310F7EEE738531BB52E6B68BD024F5C" xlink:type="arc"/>
<link:label id="lab_us-gaap_StockRepurchaseProgramAuthorizedAmount1_96B360C2884DA96AC190878214E18B94_terseLabel_en-US" xlink:label="lab_us-gaap_StockRepurchaseProgramAuthorizedAmount1_43ABE7A9E7BC562BA369E99D9A655BA4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Share repurchase program, authorized amount </link:label>
<link:label id="lab_us-gaap_StockRepurchaseProgramAuthorizedAmount1_96B360C2884DA96AC190878214E18B94_label_en-US" xlink:label="lab_us-gaap_StockRepurchaseProgramAuthorizedAmount1_43ABE7A9E7BC562BA369E99D9A655BA4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Repurchase Program, Authorized Amount </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StockRepurchaseProgramAuthorizedAmount1" xlink:label="loc_us-gaap_StockRepurchaseProgramAuthorizedAmount1_43ABE7A9E7BC562BA369E99D9A655BA4" xlink:type="locator"/>
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<link:label id="lab_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue_55C1E777C080C247CD88878214E1E485_verboseLabel_en-US" xlink:label="lab_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue_762B898A33A35AB69616ED4496842D4C" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Price paid for the shares repurchased </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StockRepurchasedAndRetiredDuringPeriodValue" xlink:label="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue_762B898A33A35AB69616ED4496842D4C" xlink:type="locator"/>
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<link:label id="lab_amr_AdjustmentsToAdditionalPaidInCapitalIncreaseInCarryingValueOfNoncontrollingInterest_732B41BB62CB30828D00878214E2AE11_terseLabel_en-US" xlink:label="lab_amr_AdjustmentsToAdditionalPaidInCapitalIncreaseInCarryingValueOfNoncontrollingInterest_A41C908A7F87573E99C35EAB980A7640" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Adjustment to additional paid in capital </link:label>
<link:label id="lab_amr_AdjustmentsToAdditionalPaidInCapitalIncreaseInCarryingValueOfNoncontrollingInterest_732B41BB62CB30828D00878214E2AE11_label_en-US" xlink:label="lab_amr_AdjustmentsToAdditionalPaidInCapitalIncreaseInCarryingValueOfNoncontrollingInterest_A41C908A7F87573E99C35EAB980A7640" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Adjustments To Additional Paid In Capital, Increase In Carrying Value Of Noncontrolling Interest </link:label>
<link:label id="lab_amr_AdjustmentsToAdditionalPaidInCapitalIncreaseInCarryingValueOfNoncontrollingInterest_732B41BB62CB30828D00878214E2AE11_documentation_en-US" xlink:label="lab_amr_AdjustmentsToAdditionalPaidInCapitalIncreaseInCarryingValueOfNoncontrollingInterest_A41C908A7F87573E99C35EAB980A7640" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Adjustments To Additional Paid In Capital, Increase In Carrying Value Of Noncontrolling Interest </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_AdjustmentsToAdditionalPaidInCapitalIncreaseInCarryingValueOfNoncontrollingInterest" xlink:label="loc_amr_AdjustmentsToAdditionalPaidInCapitalIncreaseInCarryingValueOfNoncontrollingInterest_A41C908A7F87573E99C35EAB980A7640" xlink:type="locator"/>
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<link:label id="lab_amr_ElectionOfDirectorsPeriod_B32A1B414B844111434F878214E2776B_terseLabel_en-US" xlink:label="lab_amr_ElectionOfDirectorsPeriod_130C7C17132E5A4597F6A7230BE56B13" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Period for election of directors </link:label>
<link:label id="lab_amr_ElectionOfDirectorsPeriod_B32A1B414B844111434F878214E2776B_label_en-US" xlink:label="lab_amr_ElectionOfDirectorsPeriod_130C7C17132E5A4597F6A7230BE56B13" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Election Of Directors, Period </link:label>
<link:label id="lab_amr_ElectionOfDirectorsPeriod_B32A1B414B844111434F878214E2776B_documentation_en-US" xlink:label="lab_amr_ElectionOfDirectorsPeriod_130C7C17132E5A4597F6A7230BE56B13" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Election Of Directors, Period </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_ElectionOfDirectorsPeriod" xlink:label="loc_amr_ElectionOfDirectorsPeriod_130C7C17132E5A4597F6A7230BE56B13" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_ElectionOfDirectorsPeriod_130C7C17132E5A4597F6A7230BE56B13" xlink:to="lab_amr_ElectionOfDirectorsPeriod_130C7C17132E5A4597F6A7230BE56B13" xlink:type="arc"/>
<link:label id="lab_us-gaap_ClassOfWarrantOrRightOutstanding_7E35BC4D05679459A8C3878214E3BA0B_terseLabel_en-US" xlink:label="lab_us-gaap_ClassOfWarrantOrRightOutstanding_7FA83B20B8EB54DBB1B6269AB680D7AB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Warrants outstanding (in shares) </link:label>
<link:label id="lab_us-gaap_ClassOfWarrantOrRightOutstanding_7E35BC4D05679459A8C3878214E3BA0B_label_en-US" xlink:label="lab_us-gaap_ClassOfWarrantOrRightOutstanding_7FA83B20B8EB54DBB1B6269AB680D7AB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Class of Warrant or Right, Outstanding </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ClassOfWarrantOrRightOutstanding" xlink:label="loc_us-gaap_ClassOfWarrantOrRightOutstanding_7FA83B20B8EB54DBB1B6269AB680D7AB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ClassOfWarrantOrRightOutstanding_7FA83B20B8EB54DBB1B6269AB680D7AB" xlink:to="lab_us-gaap_ClassOfWarrantOrRightOutstanding_7FA83B20B8EB54DBB1B6269AB680D7AB" xlink:type="arc"/>
<link:label id="lab_amr_ClassOfWarrantOrRightIssued_F5D57A1904FA4A545382878214E3D85B_terseLabel_en-US" xlink:label="lab_amr_ClassOfWarrantOrRightIssued_1F7ED63B9BAA532DB4D948DEC499F07E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Warrants issued (in shares) </link:label>
<link:label id="lab_amr_ClassOfWarrantOrRightIssued_F5D57A1904FA4A545382878214E3D85B_label_en-US" xlink:label="lab_amr_ClassOfWarrantOrRightIssued_1F7ED63B9BAA532DB4D948DEC499F07E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Class Of Warrant Or Right, Issued </link:label>
<link:label id="lab_amr_ClassOfWarrantOrRightIssued_F5D57A1904FA4A545382878214E3D85B_documentation_en-US" xlink:label="lab_amr_ClassOfWarrantOrRightIssued_1F7ED63B9BAA532DB4D948DEC499F07E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Class Of Warrant Or Right, Issued </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_ClassOfWarrantOrRightIssued" xlink:label="loc_amr_ClassOfWarrantOrRightIssued_1F7ED63B9BAA532DB4D948DEC499F07E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_ClassOfWarrantOrRightIssued_1F7ED63B9BAA532DB4D948DEC499F07E" xlink:to="lab_amr_ClassOfWarrantOrRightIssued_1F7ED63B9BAA532DB4D948DEC499F07E" xlink:type="arc"/>
<link:label id="lab_us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight_B085E6B9AA75578B0EFA878214E3D7F8_terseLabel_en-US" xlink:label="lab_us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight_4CE8097C923452C69087FEA67E2D7521" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of shares called by each warrant (in shares) </link:label>
<link:label id="lab_us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight_B085E6B9AA75578B0EFA878214E3D7F8_label_en-US" xlink:label="lab_us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight_4CE8097C923452C69087FEA67E2D7521" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Class of Warrant or Right, Number of Securities Called by Each Warrant or Right </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight" xlink:label="loc_us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight_4CE8097C923452C69087FEA67E2D7521" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_E08E5368F3D007BA2094878214E3FE1B_terseLabel_en-US" xlink:label="lab_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_415CF645D02C53EFBC01569A745AA463" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Warrant exercise price per share (in dollars per share) </link:label>
<link:label id="lab_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_E08E5368F3D007BA2094878214E3FE1B_label_en-US" xlink:label="lab_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_415CF645D02C53EFBC01569A745AA463" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Class of Warrant or Right, Exercise Price of Warrants or Rights </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1" xlink:label="loc_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_415CF645D02C53EFBC01569A745AA463" xlink:type="locator"/>
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<link:label id="lab_us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners_65C5A8B649EA55A6BA63878214E3A142_terseLabel_en-US" xlink:label="lab_us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners_EC0A382A9FDD532CAE2C044F5A8EC298" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Noncontrolling interest </link:label>
<link:label id="lab_us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners_65C5A8B649EA55A6BA63878214E3A142_label_en-US" xlink:label="lab_us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners_EC0A382A9FDD532CAE2C044F5A8EC298" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners" xlink:label="loc_us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners_EC0A382A9FDD532CAE2C044F5A8EC298" xlink:type="locator"/>
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<link:label id="lab_amr_PercentageOfEconomicInterestHeld_CD242174DC1DA867B778878214E3DB40_terseLabel_en-US" xlink:label="lab_amr_PercentageOfEconomicInterestHeld_C7DC024E80BB58A7913F96369EEB8B7B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Percentage of economic interest held </link:label>
<link:label id="lab_amr_PercentageOfEconomicInterestHeld_CD242174DC1DA867B778878214E3DB40_label_en-US" xlink:label="lab_amr_PercentageOfEconomicInterestHeld_C7DC024E80BB58A7913F96369EEB8B7B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Percentage Of Economic Interest Held </link:label>
<link:label id="lab_amr_PercentageOfEconomicInterestHeld_CD242174DC1DA867B778878214E3DB40_documentation_en-US" xlink:label="lab_amr_PercentageOfEconomicInterestHeld_C7DC024E80BB58A7913F96369EEB8B7B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Percentage Of Economic Interest Held </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_PercentageOfEconomicInterestHeld" xlink:label="loc_amr_PercentageOfEconomicInterestHeld_C7DC024E80BB58A7913F96369EEB8B7B" xlink:type="locator"/>
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<link:label id="lab_amr_PercentageOfVotingInterestHeld_254EA0D8D4F64747839B878214E45732_terseLabel_en-US" xlink:label="lab_amr_PercentageOfVotingInterestHeld_305DBBCAB0445776B9E3A669007FADDA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Percentage of voting interest held </link:label>
<link:label id="lab_amr_PercentageOfVotingInterestHeld_254EA0D8D4F64747839B878214E45732_label_en-US" xlink:label="lab_amr_PercentageOfVotingInterestHeld_305DBBCAB0445776B9E3A669007FADDA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Percentage Of Voting Interest Held </link:label>
<link:label id="lab_amr_PercentageOfVotingInterestHeld_254EA0D8D4F64747839B878214E45732_documentation_en-US" xlink:label="lab_amr_PercentageOfVotingInterestHeld_305DBBCAB0445776B9E3A669007FADDA" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Percentage Of Voting Interest Held </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_PercentageOfVotingInterestHeld" xlink:label="loc_amr_PercentageOfVotingInterestHeld_305DBBCAB0445776B9E3A669007FADDA" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DisclosureOfOtherReserveInformationAbstract_DFE0BAE3911C5AE8BE1D8806A73F952A_verboseLabel_en-US" xlink:label="lab_us-gaap_DisclosureOfOtherReserveInformationAbstract_2C27464A0ED75779AF4F50068724547D" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Components of the standardized measure of discounted future net cash flows </link:label>
<link:label id="lab_us-gaap_DisclosureOfOtherReserveInformationAbstract_DFE0BAE3911C5AE8BE1D8806A73F952A_label_en-US" xlink:label="lab_us-gaap_DisclosureOfOtherReserveInformationAbstract_2C27464A0ED75779AF4F50068724547D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disclosure of Other Reserve Information [Abstract] </link:label>
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<link:label id="lab_srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesCashInflows_7756072B446D6A37380D8806A73F4E63_terseLabel_en-US" xlink:label="lab_srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesCashInflows_CA8F1A22D2D355998203061410A55A9E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Future cash inflows </link:label>
<link:label id="lab_srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesCashInflows_7756072B446D6A37380D8806A73F4E63_label_en-US" xlink:label="lab_srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesCashInflows_CA8F1A22D2D355998203061410A55A9E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Cash Inflows </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesCashInflows" xlink:label="loc_srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesCashInflows_CA8F1A22D2D355998203061410A55A9E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesCashInflows_CA8F1A22D2D355998203061410A55A9E" xlink:to="lab_srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesCashInflows_CA8F1A22D2D355998203061410A55A9E" xlink:type="arc"/>
<link:label id="lab_srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesProductionCosts_A14241C63337D48E4E8D8806A73FDD0F_negatedLabel_en-US" xlink:label="lab_srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesProductionCosts_47F749C5312A5DB086B0572F1E41BD42" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Future production costs </link:label>
<link:label id="lab_srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesProductionCosts_A14241C63337D48E4E8D8806A73FDD0F_label_en-US" xlink:label="lab_srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesProductionCosts_47F749C5312A5DB086B0572F1E41BD42" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Production Costs </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesProductionCosts" xlink:label="loc_srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesProductionCosts_47F749C5312A5DB086B0572F1E41BD42" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesProductionCosts_47F749C5312A5DB086B0572F1E41BD42" xlink:to="lab_srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesProductionCosts_47F749C5312A5DB086B0572F1E41BD42" xlink:type="arc"/>
<link:label id="lab_srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesDevelopmentCosts_3CE641BAC0B73F580B818806A73F7176_negatedLabel_en-US" xlink:label="lab_srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesDevelopmentCosts_42E96C3C159A5F8CBA616EF4A513B151" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Future development costs </link:label>
<link:label id="lab_srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesDevelopmentCosts_3CE641BAC0B73F580B818806A73F7176_label_en-US" xlink:label="lab_srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesDevelopmentCosts_42E96C3C159A5F8CBA616EF4A513B151" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Development Costs </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesDevelopmentCosts" xlink:label="loc_srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesDevelopmentCosts_42E96C3C159A5F8CBA616EF4A513B151" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesDevelopmentCosts_42E96C3C159A5F8CBA616EF4A513B151" xlink:to="lab_srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesDevelopmentCosts_42E96C3C159A5F8CBA616EF4A513B151" xlink:type="arc"/>
<link:label id="lab_srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesIncomeTaxExpense_C05FCD55CFBC4F5F76768806A7456EFD_negatedLabel_en-US" xlink:label="lab_srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesIncomeTaxExpense_9CED6DB96332580587318092DA9BF80F" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Future income taxes </link:label>
<link:label id="lab_srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesIncomeTaxExpense_C05FCD55CFBC4F5F76768806A7456EFD_label_en-US" xlink:label="lab_srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesIncomeTaxExpense_9CED6DB96332580587318092DA9BF80F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Income Tax Expense </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesIncomeTaxExpense" xlink:label="loc_srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesIncomeTaxExpense_9CED6DB96332580587318092DA9BF80F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesIncomeTaxExpense_9CED6DB96332580587318092DA9BF80F" xlink:to="lab_srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesIncomeTaxExpense_9CED6DB96332580587318092DA9BF80F" xlink:type="arc"/>
<link:label id="lab_srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesNetCashFlows_14D90B7998D06F5B6AA88806A746644E_totalLabel_en-US" xlink:label="lab_srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesNetCashFlows_3DADAFC361F2566B9C0B149C5D939416" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Future net cash flows </link:label>
<link:label id="lab_srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesNetCashFlows_14D90B7998D06F5B6AA88806A746644E_label_en-US" xlink:label="lab_srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesNetCashFlows_3DADAFC361F2566B9C0B149C5D939416" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Net Cash Flows </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesNetCashFlows" xlink:label="loc_srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesNetCashFlows_3DADAFC361F2566B9C0B149C5D939416" xlink:type="locator"/>
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<link:label id="lab_srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesTenPercentAnnualDiscountForEstimatedTimingOfCashFlows_2584620910EB577298618806A746C402_negatedLabel_en-US" xlink:label="lab_srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesTenPercentAnnualDiscountForEstimatedTimingOfCashFlows_A87EC21C7D0153B6B6D05F1BDA1C0E2C" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Discount to present value at 10 percent per annum </link:label>
<link:label id="lab_srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesTenPercentAnnualDiscountForEstimatedTimingOfCashFlows_2584620910EB577298618806A746C402_label_en-US" xlink:label="lab_srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesTenPercentAnnualDiscountForEstimatedTimingOfCashFlows_A87EC21C7D0153B6B6D05F1BDA1C0E2C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Ten Percent Annual Discount for Estimated Timing of Cash Flows </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesTenPercentAnnualDiscountForEstimatedTimingOfCashFlows" xlink:label="loc_srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesTenPercentAnnualDiscountForEstimatedTimingOfCashFlows_A87EC21C7D0153B6B6D05F1BDA1C0E2C" xlink:type="locator"/>
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<link:label id="lab_srt_StandardizedMeasureOfDiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReserves_68F5D062B0F1F83A58E18806A7467880_totalLabel_en-US" xlink:label="lab_srt_StandardizedMeasureOfDiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReserves_7C9CEAC5EED355848785E7F231F2FAAE" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Standardized measure of discounted future net cash flows </link:label>
<link:label id="lab_srt_StandardizedMeasureOfDiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReserves_68F5D062B0F1F83A58E18806A7467880_label_en-US" xlink:label="lab_srt_StandardizedMeasureOfDiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReserves_7C9CEAC5EED355848785E7F231F2FAAE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Standardized Measure of Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_StandardizedMeasureOfDiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReserves" xlink:label="loc_srt_StandardizedMeasureOfDiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReserves_7C9CEAC5EED355848785E7F231F2FAAE" xlink:type="locator"/>
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<link:label id="lab_amr_BasePricePerUnitforCrudeOil_7A5BB1C43A05B8F401878806A7479604_verboseLabel_en-US" xlink:label="lab_amr_BasePricePerUnitforCrudeOil_D378E3F38EB85B13A3DE9B7D35B4265E" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Base price for crude oil, per barrel, in the above computation </link:label>
<link:label id="lab_amr_BasePricePerUnitforCrudeOil_7A5BB1C43A05B8F401878806A7479604_label_en-US" xlink:label="lab_amr_BasePricePerUnitforCrudeOil_D378E3F38EB85B13A3DE9B7D35B4265E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Base Price Per Unit for Crude Oil </link:label>
<link:label id="lab_amr_BasePricePerUnitforCrudeOil_7A5BB1C43A05B8F401878806A7479604_documentation_en-US" xlink:label="lab_amr_BasePricePerUnitforCrudeOil_D378E3F38EB85B13A3DE9B7D35B4265E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Base price per unit for crude oil. </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_BasePricePerUnitforCrudeOil" xlink:label="loc_amr_BasePricePerUnitforCrudeOil_D378E3F38EB85B13A3DE9B7D35B4265E" xlink:type="locator"/>
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<link:label id="lab_amr_BasePricePerUnitForNaturalGas_BA2CA42C23D0FE16DF168806A747EC92_verboseLabel_en-US" xlink:label="lab_amr_BasePricePerUnitForNaturalGas_77907D4C284156968B1EA85998780529" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Base price for gas, per Mcf, in the above computation </link:label>
<link:label id="lab_amr_BasePricePerUnitForNaturalGas_BA2CA42C23D0FE16DF168806A747EC92_label_en-US" xlink:label="lab_amr_BasePricePerUnitForNaturalGas_77907D4C284156968B1EA85998780529" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Base Price Per Unit For Natural Gas </link:label>
<link:label id="lab_amr_BasePricePerUnitForNaturalGas_BA2CA42C23D0FE16DF168806A747EC92_documentation_en-US" xlink:label="lab_amr_BasePricePerUnitForNaturalGas_77907D4C284156968B1EA85998780529" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Base price per unit for natural gas. </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_BasePricePerUnitForNaturalGas" xlink:label="loc_amr_BasePricePerUnitForNaturalGas_77907D4C284156968B1EA85998780529" xlink:type="locator"/>
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<link:label id="lab_amr_BasePricePerUnitForNaturalGasLiquids_9EF687011FE3F9F43E068806A747927D_terseLabel_en-US" xlink:label="lab_amr_BasePricePerUnitForNaturalGasLiquids_4F11C75375385F97AFE94BCB3F5B0623" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Realized price for NGLs, per barrel, in the above computation </link:label>
<link:label id="lab_amr_BasePricePerUnitForNaturalGasLiquids_9EF687011FE3F9F43E068806A747927D_label_en-US" xlink:label="lab_amr_BasePricePerUnitForNaturalGasLiquids_4F11C75375385F97AFE94BCB3F5B0623" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Base Price Per Unit For Natural Gas Liquids </link:label>
<link:label id="lab_amr_BasePricePerUnitForNaturalGasLiquids_9EF687011FE3F9F43E068806A747927D_documentation_en-US" xlink:label="lab_amr_BasePricePerUnitForNaturalGasLiquids_4F11C75375385F97AFE94BCB3F5B0623" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Base Price Per Unit For Natural Gas Liquids </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_BasePricePerUnitForNaturalGasLiquids" xlink:label="loc_amr_BasePricePerUnitForNaturalGasLiquids_4F11C75375385F97AFE94BCB3F5B0623" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DerivativeTable_E84B66EAB224DFC090B27CEAC77684CE_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeTable_30DE5D16CD2756DE8A372FF7F28D8765" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Derivative [Table] </link:label>
<link:label id="lab_us-gaap_DerivativeTable_E84B66EAB224DFC090B27CEAC77684CE_label_en-US" xlink:label="lab_us-gaap_DerivativeTable_30DE5D16CD2756DE8A372FF7F28D8765" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DerivativeTable" xlink:label="loc_us-gaap_DerivativeTable_30DE5D16CD2756DE8A372FF7F28D8765" xlink:type="locator"/>
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<link:label id="lab_amr_ContractsTobeSettledJanuary2019Member_D76BB8DDC3CBA918A96C7CEAC77C099A_terseLabel_en-US" xlink:label="lab_amr_ContractsTobeSettledJanuary2019Member_5880190FA07A525B9F74AEB52793B13D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Contracts To be Settled January 2019 </link:label>
<link:label id="lab_amr_ContractsTobeSettledJanuary2019Member_D76BB8DDC3CBA918A96C7CEAC77C099A_label_en-US" xlink:label="lab_amr_ContractsTobeSettledJanuary2019Member_5880190FA07A525B9F74AEB52793B13D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Contracts To be Settled January 2019 [Member] </link:label>
<link:label id="lab_amr_ContractsTobeSettledJanuary2019Member_D76BB8DDC3CBA918A96C7CEAC77C099A_documentation_en-US" xlink:label="lab_amr_ContractsTobeSettledJanuary2019Member_5880190FA07A525B9F74AEB52793B13D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Contracts To be Settled January 2019 [Member] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_ContractsTobeSettledJanuary2019Member" xlink:label="loc_amr_ContractsTobeSettledJanuary2019Member_5880190FA07A525B9F74AEB52793B13D" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DerivativeLineItems_9E0EEDE7E0BE383564507CEAC77C77E9_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeLineItems_2B51803947B057C4BC286208FACA7FE8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Derivative [Line Items] </link:label>
<link:label id="lab_us-gaap_DerivativeLineItems_9E0EEDE7E0BE383564507CEAC77C77E9_label_en-US" xlink:label="lab_us-gaap_DerivativeLineItems_2B51803947B057C4BC286208FACA7FE8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DerivativeLineItems" xlink:label="loc_us-gaap_DerivativeLineItems_2B51803947B057C4BC286208FACA7FE8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeLineItems_2B51803947B057C4BC286208FACA7FE8" xlink:to="lab_us-gaap_DerivativeLineItems_2B51803947B057C4BC286208FACA7FE8" xlink:type="arc"/>
<link:label id="lab_amr_DerivativeGainOnDerivativeAmountAppliedTowardsOutstandingDebtObligations_937C2C61AF15AEC0B11C7CFA97DEC725_terseLabel_en-US" xlink:label="lab_amr_DerivativeGainOnDerivativeAmountAppliedTowardsOutstandingDebtObligations_DE102A44807B52318AA4441AE3E39FF4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Derivative net proceeds </link:label>
<link:label id="lab_amr_DerivativeGainOnDerivativeAmountAppliedTowardsOutstandingDebtObligations_937C2C61AF15AEC0B11C7CFA97DEC725_label_en-US" xlink:label="lab_amr_DerivativeGainOnDerivativeAmountAppliedTowardsOutstandingDebtObligations_DE102A44807B52318AA4441AE3E39FF4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative, Gain On Derivative, Amount Applied Towards Outstanding Debt Obligations </link:label>
<link:label id="lab_amr_DerivativeGainOnDerivativeAmountAppliedTowardsOutstandingDebtObligations_937C2C61AF15AEC0B11C7CFA97DEC725_documentation_en-US" xlink:label="lab_amr_DerivativeGainOnDerivativeAmountAppliedTowardsOutstandingDebtObligations_DE102A44807B52318AA4441AE3E39FF4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Derivative, Gain On Derivative, Amount Applied Towards Outstanding Debt Obligations </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_DerivativeGainOnDerivativeAmountAppliedTowardsOutstandingDebtObligations" xlink:label="loc_amr_DerivativeGainOnDerivativeAmountAppliedTowardsOutstandingDebtObligations_DE102A44807B52318AA4441AE3E39FF4" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DerivativeAssets_D95134EF91C8C687FE087CEAC77D6DD8_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeAssets_C9F14919C8475DDE8343DF83304D39C1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Derivative contracts </link:label>
<link:label id="lab_us-gaap_DerivativeAssets_D95134EF91C8C687FE087CEAC77D6DD8_label_en-US" xlink:label="lab_us-gaap_DerivativeAssets_C9F14919C8475DDE8343DF83304D39C1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative Asset </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DerivativeAssets" xlink:label="loc_us-gaap_DerivativeAssets_C9F14919C8475DDE8343DF83304D39C1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeAssets_C9F14919C8475DDE8343DF83304D39C1" xlink:to="lab_us-gaap_DerivativeAssets_C9F14919C8475DDE8343DF83304D39C1" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_9FB1FDCBE19FCFCF0FA063CF6EE1C876_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_70332A3B3422576980FBD43759DFA88F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Earnings per Share, Basic and Diluted </link:label>
<link:label id="lab_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_9FB1FDCBE19FCFCF0FA063CF6EE1C876_label_en-US" xlink:label="lab_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_70332A3B3422576980FBD43759DFA88F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_70332A3B3422576980FBD43759DFA88F" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LiabilitiesSubjectToCompromiseDebtAndAccruedInterest_E0B4FFE174FFB59AB528879E749ECA13_terseLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesSubjectToCompromiseDebtAndAccruedInterest_89AB890B44E85D5C9B50AB09D79631A4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long term debt </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LiabilitiesSubjectToCompromiseDebtAndAccruedInterest" xlink:label="loc_us-gaap_LiabilitiesSubjectToCompromiseDebtAndAccruedInterest_89AB890B44E85D5C9B50AB09D79631A4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesSubjectToCompromiseDebtAndAccruedInterest_89AB890B44E85D5C9B50AB09D79631A4" xlink:to="lab_us-gaap_LiabilitiesSubjectToCompromiseDebtAndAccruedInterest_89AB890B44E85D5C9B50AB09D79631A4" xlink:type="arc"/>
<link:label id="lab_us-gaap_LiabilitiesSubjectToCompromiseAccountsPayableAndAccruedLiabilities_5B03B22770640F97C6D5879E749E16A4_terseLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesSubjectToCompromiseAccountsPayableAndAccruedLiabilities_64B76C2070355BE3AC063CD24791F5FA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accounts payable and accrued liabilities </link:label>
<link:label id="lab_us-gaap_LiabilitiesSubjectToCompromiseAccountsPayableAndAccruedLiabilities_5B03B22770640F97C6D5879E749E16A4_label_en-US" xlink:label="lab_us-gaap_LiabilitiesSubjectToCompromiseAccountsPayableAndAccruedLiabilities_64B76C2070355BE3AC063CD24791F5FA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liabilities Subject to Compromise, Accounts Payable and Accrued Liabilities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LiabilitiesSubjectToCompromiseAccountsPayableAndAccruedLiabilities" xlink:label="loc_us-gaap_LiabilitiesSubjectToCompromiseAccountsPayableAndAccruedLiabilities_64B76C2070355BE3AC063CD24791F5FA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesSubjectToCompromiseAccountsPayableAndAccruedLiabilities_64B76C2070355BE3AC063CD24791F5FA" xlink:to="lab_us-gaap_LiabilitiesSubjectToCompromiseAccountsPayableAndAccruedLiabilities_64B76C2070355BE3AC063CD24791F5FA" xlink:type="arc"/>
<link:label id="lab_amr_LiabilitiesSubjectToCompromiseAccruedInterestPayable_27396CAE723F5E8835C187E5D978DCCE_terseLabel_en-US" xlink:label="lab_amr_LiabilitiesSubjectToCompromiseAccruedInterestPayable_5CBDECF217A75D51A77337A2A8503EAF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accrued interest payable on 2024 Notes </link:label>
<link:label id="lab_amr_LiabilitiesSubjectToCompromiseAccruedInterestPayable_27396CAE723F5E8835C187E5D978DCCE_label_en-US" xlink:label="lab_amr_LiabilitiesSubjectToCompromiseAccruedInterestPayable_5CBDECF217A75D51A77337A2A8503EAF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liabilities Subject To Compromise, Accrued Interest Payable </link:label>
<link:label id="lab_amr_LiabilitiesSubjectToCompromiseAccruedInterestPayable_27396CAE723F5E8835C187E5D978DCCE_documentation_en-US" xlink:label="lab_amr_LiabilitiesSubjectToCompromiseAccruedInterestPayable_5CBDECF217A75D51A77337A2A8503EAF" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Liabilities Subject To Compromise, Accrued Interest Payable </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_LiabilitiesSubjectToCompromiseAccruedInterestPayable" xlink:label="loc_amr_LiabilitiesSubjectToCompromiseAccruedInterestPayable_5CBDECF217A75D51A77337A2A8503EAF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_LiabilitiesSubjectToCompromiseAccruedInterestPayable_5CBDECF217A75D51A77337A2A8503EAF" xlink:to="lab_amr_LiabilitiesSubjectToCompromiseAccruedInterestPayable_5CBDECF217A75D51A77337A2A8503EAF" xlink:type="arc"/>
<link:label id="lab_amr_LiabilitiesSubjectToCompromiseOperatingLeaseLiabilities_144003BC9538D8BDC8A5879E749FFAF5_terseLabel_en-US" xlink:label="lab_amr_LiabilitiesSubjectToCompromiseOperatingLeaseLiabilities_B9922BEF40965EDBAC4AFBCABFE1E343" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating lease liabilities </link:label>
<link:label id="lab_amr_LiabilitiesSubjectToCompromiseOperatingLeaseLiabilities_144003BC9538D8BDC8A5879E749FFAF5_label_en-US" xlink:label="lab_amr_LiabilitiesSubjectToCompromiseOperatingLeaseLiabilities_B9922BEF40965EDBAC4AFBCABFE1E343" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liabilities Subject To Compromise, Operating Lease Liabilities </link:label>
<link:label id="lab_amr_LiabilitiesSubjectToCompromiseOperatingLeaseLiabilities_144003BC9538D8BDC8A5879E749FFAF5_documentation_en-US" xlink:label="lab_amr_LiabilitiesSubjectToCompromiseOperatingLeaseLiabilities_B9922BEF40965EDBAC4AFBCABFE1E343" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Liabilities Subject To Compromise, Operating Lease Liabilities </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_LiabilitiesSubjectToCompromiseOperatingLeaseLiabilities" xlink:label="loc_amr_LiabilitiesSubjectToCompromiseOperatingLeaseLiabilities_B9922BEF40965EDBAC4AFBCABFE1E343" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LiabilitiesSubjectToCompromise_30444A5D520ACA841BC5879E749FDD8B_totalLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesSubjectToCompromise_D6D0CE5C44DF511AB7CB91A906C13E43" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Liabilities subject to compromise </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LiabilitiesSubjectToCompromise" xlink:label="loc_us-gaap_LiabilitiesSubjectToCompromise_D6D0CE5C44DF511AB7CB91A906C13E43" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesSubjectToCompromise_D6D0CE5C44DF511AB7CB91A906C13E43" xlink:to="lab_us-gaap_LiabilitiesSubjectToCompromise_D6D0CE5C44DF511AB7CB91A906C13E43" xlink:type="arc"/>
<link:label id="lab_amr_LeaseScheduleOfPracticalExpedientsTableTextBlock_63E93E4FC925AA51382F7CB24E81C2B2_terseLabel_en-US" xlink:label="lab_amr_LeaseScheduleOfPracticalExpedientsTableTextBlock_F7AD45A016645708AA2F436D8C3C0CA0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Practical Expedients </link:label>
<link:label id="lab_amr_LeaseScheduleOfPracticalExpedientsTableTextBlock_63E93E4FC925AA51382F7CB24E81C2B2_label_en-US" xlink:label="lab_amr_LeaseScheduleOfPracticalExpedientsTableTextBlock_F7AD45A016645708AA2F436D8C3C0CA0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lease, Schedule Of Practical Expedients [Table Text Block] </link:label>
<link:label id="lab_amr_LeaseScheduleOfPracticalExpedientsTableTextBlock_63E93E4FC925AA51382F7CB24E81C2B2_documentation_en-US" xlink:label="lab_amr_LeaseScheduleOfPracticalExpedientsTableTextBlock_F7AD45A016645708AA2F436D8C3C0CA0" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Lease, Schedule Of Practical Expedients [Table Text Block] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_LeaseScheduleOfPracticalExpedientsTableTextBlock" xlink:label="loc_amr_LeaseScheduleOfPracticalExpedientsTableTextBlock_F7AD45A016645708AA2F436D8C3C0CA0" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LeaseCostTableTextBlock_D5354116850C079EA78B7CB24E8180DD_terseLabel_en-US" xlink:label="lab_us-gaap_LeaseCostTableTextBlock_FCE93E6968C059D396DD1ACA9BD6A392" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Lease Cost </link:label>
<link:label id="lab_us-gaap_LeaseCostTableTextBlock_D5354116850C079EA78B7CB24E8180DD_label_en-US" xlink:label="lab_us-gaap_LeaseCostTableTextBlock_FCE93E6968C059D396DD1ACA9BD6A392" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lease, Cost [Table Text Block] </link:label>
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<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_DC528E72DAA3EA8E2E157CB24E82C596_terseLabel_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_74F3785601C35A33856596592AEFBEBF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Maturities of Operating Lease Liabilities </link:label>
<link:label id="lab_us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_DC528E72DAA3EA8E2E157CB24E82C596_label_en-US" xlink:label="lab_us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_74F3785601C35A33856596592AEFBEBF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lessee, Operating Lease, Liability, Maturity [Table Text Block] </link:label>
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<link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_38F02420E610D4FD2E4479CE6741F852_terseLabel_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_46C46284FB8350C49CEB8A09CF331604" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Expected term (in years) </link:label>
<link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_38F02420E610D4FD2E4479CE6741F852_label_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_46C46284FB8350C49CEB8A09CF331604" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_46C46284FB8350C49CEB8A09CF331604" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_319742A9DF6F8BF0F9E779CE67412875_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_D3E33FB17D3E5EC58854A372766C7D0C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Expected stock volatility </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_319742A9DF6F8BF0F9E779CE67412875_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_D3E33FB17D3E5EC58854A372766C7D0C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_D3E33FB17D3E5EC58854A372766C7D0C" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_668AA0364CCDBAD1D11179CE674138D9_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_2F5A1AD5BCE85347B4A5A3FDEF4627B6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Dividend yield </link:label>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_2F5A1AD5BCE85347B4A5A3FDEF4627B6" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_83BA5E9841C308C9198E79CE6741E470_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_32AA6DCFD0AC5BF58A1C6FE77621231C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Risk-free interest rate </link:label>
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<link:label id="lab_us-gaap_DisaggregationOfRevenueTable_C925A9281755813139EC8DBAE116948A_terseLabel_en-US" xlink:label="lab_us-gaap_DisaggregationOfRevenueTable_CBF5B666F91C532297B16434F6B4E513" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Disaggregation of Revenue [Table] </link:label>
<link:label id="lab_us-gaap_DisaggregationOfRevenueTable_C925A9281755813139EC8DBAE116948A_label_en-US" xlink:label="lab_us-gaap_DisaggregationOfRevenueTable_CBF5B666F91C532297B16434F6B4E513" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disaggregation of Revenue [Table] </link:label>
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<link:label id="lab_srt_NaturalGasLiquidsReservesMember_3050F1843AEFF5091D388DBAE118B7D7_verboseLabel_en-US" xlink:label="lab_srt_NaturalGasLiquidsReservesMember_894D7E3BF339568A9882B5B5FFD14F57" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Natural Gas Liquids </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_NaturalGasLiquidsReservesMember" xlink:label="loc_srt_NaturalGasLiquidsReservesMember_894D7E3BF339568A9882B5B5FFD14F57" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DisaggregationOfRevenueLineItems_13DAF28293F1D53F429F8DBAE1180E82_terseLabel_en-US" xlink:label="lab_us-gaap_DisaggregationOfRevenueLineItems_D2803224AFB15315B30355E378137200" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Disaggregation of Revenue [Line Items] </link:label>
<link:label id="lab_us-gaap_DisaggregationOfRevenueLineItems_13DAF28293F1D53F429F8DBAE1180E82_label_en-US" xlink:label="lab_us-gaap_DisaggregationOfRevenueLineItems_D2803224AFB15315B30355E378137200" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disaggregation of Revenue [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DisaggregationOfRevenueLineItems" xlink:label="loc_us-gaap_DisaggregationOfRevenueLineItems_D2803224AFB15315B30355E378137200" xlink:type="locator"/>
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<link:label id="lab_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_FD2339A2C6FBEB9810828DBAE1182B87_terseLabel_en-US" xlink:label="lab_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_DA9C6DCAAC3A5F65AB7C9A917D085D3D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating revenue </link:label>
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<link:label id="lab_us-gaap_OperatingExpensesAbstract_66DCF9136827FDF0D86A8DBAE119D8A9_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingExpensesAbstract_AB3F3B5E1C28582C94F1907CA1BFCD1F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating expenses </link:label>
<link:label id="lab_us-gaap_OperatingExpensesAbstract_66DCF9136827FDF0D86A8DBAE119D8A9_label_en-US" xlink:label="lab_us-gaap_OperatingExpensesAbstract_AB3F3B5E1C28582C94F1907CA1BFCD1F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Expenses [Abstract] </link:label>
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<link:label id="lab_us-gaap_OperatingLeaseExpense_0EB8DDD03C33EEDC3AF18DBAE1191C35_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeaseExpense_51F318175B4A56068191EFB233654942" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Lease operating </link:label>
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<link:label id="lab_us-gaap_CostOfGoodsAndServicesSold_2C615B64B63FC26E663C8DBAE1194A3F_verboseLabel_en-US" xlink:label="lab_us-gaap_CostOfGoodsAndServicesSold_531D8E6A6F18585C89D33C23E2FCA4FD" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Transportation and marketing </link:label>
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<link:label id="lab_amr_VolumeWeightedAveragePriceTwoMember_55967A542F957B148AEC63CF6E49F131_terseLabel_en-US" xlink:label="lab_amr_VolumeWeightedAveragePriceTwoMember_C6F4640C5E625B5992472D7151096B11" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> $16.00 VWAP </link:label>
<link:label id="lab_amr_VolumeWeightedAveragePriceTwoMember_55967A542F957B148AEC63CF6E49F131_label_en-US" xlink:label="lab_amr_VolumeWeightedAveragePriceTwoMember_C6F4640C5E625B5992472D7151096B11" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Volume Weighted Average Price Two [Member] </link:label>
<link:label id="lab_amr_VolumeWeightedAveragePriceTwoMember_55967A542F957B148AEC63CF6E49F131_documentation_en-US" xlink:label="lab_amr_VolumeWeightedAveragePriceTwoMember_C6F4640C5E625B5992472D7151096B11" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Volume-Weighted Average Price, Two [Member] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_VolumeWeightedAveragePriceTwoMember" xlink:label="loc_amr_VolumeWeightedAveragePriceTwoMember_C6F4640C5E625B5992472D7151096B11" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_VolumeWeightedAveragePriceTwoMember_C6F4640C5E625B5992472D7151096B11" xlink:to="lab_amr_VolumeWeightedAveragePriceTwoMember_C6F4640C5E625B5992472D7151096B11" xlink:type="arc"/>
<link:label id="lab_amr_VolumeWeightedAveragePriceThreeMember_6CCDA3717DE3AF8FADB963CF6E49B35C_terseLabel_en-US" xlink:label="lab_amr_VolumeWeightedAveragePriceThreeMember_501A8860B6855DE7B451B71079998F57" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> $18.00 VWAP </link:label>
<link:label id="lab_amr_VolumeWeightedAveragePriceThreeMember_6CCDA3717DE3AF8FADB963CF6E49B35C_label_en-US" xlink:label="lab_amr_VolumeWeightedAveragePriceThreeMember_501A8860B6855DE7B451B71079998F57" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Volume Weighted Average Price Three [Member] </link:label>
<link:label id="lab_amr_VolumeWeightedAveragePriceThreeMember_6CCDA3717DE3AF8FADB963CF6E49B35C_documentation_en-US" xlink:label="lab_amr_VolumeWeightedAveragePriceThreeMember_501A8860B6855DE7B451B71079998F57" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Volume-Weighted Average Price, Three [Member] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_VolumeWeightedAveragePriceThreeMember" xlink:label="loc_amr_VolumeWeightedAveragePriceThreeMember_501A8860B6855DE7B451B71079998F57" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_VolumeWeightedAveragePriceThreeMember_501A8860B6855DE7B451B71079998F57" xlink:to="lab_amr_VolumeWeightedAveragePriceThreeMember_501A8860B6855DE7B451B71079998F57" xlink:type="arc"/>
<link:label id="lab_amr_VolumeWeightedAveragePriceFourMember_169F0B7C575414AB3B5063CF6E49790E_terseLabel_en-US" xlink:label="lab_amr_VolumeWeightedAveragePriceFourMember_C365BA2949B95601B63F7B39A9556D37" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> $20.00 VWAP </link:label>
<link:label id="lab_amr_VolumeWeightedAveragePriceFourMember_169F0B7C575414AB3B5063CF6E49790E_label_en-US" xlink:label="lab_amr_VolumeWeightedAveragePriceFourMember_C365BA2949B95601B63F7B39A9556D37" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Volume Weighted Average Price Four [Member] </link:label>
<link:label id="lab_amr_VolumeWeightedAveragePriceFourMember_169F0B7C575414AB3B5063CF6E49790E_documentation_en-US" xlink:label="lab_amr_VolumeWeightedAveragePriceFourMember_C365BA2949B95601B63F7B39A9556D37" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Volume-Weighted Average Price, Four [Member] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_VolumeWeightedAveragePriceFourMember" xlink:label="loc_amr_VolumeWeightedAveragePriceFourMember_C365BA2949B95601B63F7B39A9556D37" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_VolumeWeightedAveragePriceFourMember_C365BA2949B95601B63F7B39A9556D37" xlink:to="lab_amr_VolumeWeightedAveragePriceFourMember_C365BA2949B95601B63F7B39A9556D37" xlink:type="arc"/>
<link:label id="lab_us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableLineItems_1A314C721D5FB775FB0263CF6E499C69_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableLineItems_9AE9ED464A165CACB3E8D84BDCFEB973" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Business Acquisition, Equity Interests Issued or Issuable [Line Items] </link:label>
<link:label id="lab_us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableLineItems_1A314C721D5FB775FB0263CF6E499C69_label_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableLineItems_9AE9ED464A165CACB3E8D84BDCFEB973" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Acquisition, Equity Interests Issued or Issuable [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableLineItems" xlink:label="loc_us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableLineItems_9AE9ED464A165CACB3E8D84BDCFEB973" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableLineItems_9AE9ED464A165CACB3E8D84BDCFEB973" xlink:to="lab_us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableLineItems_9AE9ED464A165CACB3E8D84BDCFEB973" xlink:type="arc"/>
<link:label id="lab_amr_BusinessAcquisitionEquityInterestIssuedorIssuableTwentyDayVolumeWeightedAveragePrice_FD0FC72E83135350A4CF63CF6E49C608_terseLabel_en-US" xlink:label="lab_amr_BusinessAcquisitionEquityInterestIssuedorIssuableTwentyDayVolumeWeightedAveragePrice_E334B7D289BB57E4983F028FDE9101DE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 20-Day VWAP (in dollars per share) </link:label>
<link:label id="lab_amr_BusinessAcquisitionEquityInterestIssuedorIssuableTwentyDayVolumeWeightedAveragePrice_FD0FC72E83135350A4CF63CF6E49C608_label_en-US" xlink:label="lab_amr_BusinessAcquisitionEquityInterestIssuedorIssuableTwentyDayVolumeWeightedAveragePrice_E334B7D289BB57E4983F028FDE9101DE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Acquisition, Equity Interest Issued or Issuable, Twenty Day Volume Weighted Average Price </link:label>
<link:label id="lab_amr_BusinessAcquisitionEquityInterestIssuedorIssuableTwentyDayVolumeWeightedAveragePrice_FD0FC72E83135350A4CF63CF6E49C608_documentation_en-US" xlink:label="lab_amr_BusinessAcquisitionEquityInterestIssuedorIssuableTwentyDayVolumeWeightedAveragePrice_E334B7D289BB57E4983F028FDE9101DE" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Business Acquisition, Equity Interest Issued or Issuable, Twenty Day Volume Weighted Average Price </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_BusinessAcquisitionEquityInterestIssuedorIssuableTwentyDayVolumeWeightedAveragePrice" xlink:label="loc_amr_BusinessAcquisitionEquityInterestIssuedorIssuableTwentyDayVolumeWeightedAveragePrice_E334B7D289BB57E4983F028FDE9101DE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_BusinessAcquisitionEquityInterestIssuedorIssuableTwentyDayVolumeWeightedAveragePrice_E334B7D289BB57E4983F028FDE9101DE" xlink:to="lab_amr_BusinessAcquisitionEquityInterestIssuedorIssuableTwentyDayVolumeWeightedAveragePrice_E334B7D289BB57E4983F028FDE9101DE" xlink:type="arc"/>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentByTypeAxis_C8A3B6DB5750C77EF355AB15D25DD7A0_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentByTypeAxis_C8A3B6DB5750C77EF355AB15D25DD7A0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Type [Axis] </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentByTypeAxis_C8A3B6DB5750C77EF355AB15D25DD7A0_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentByTypeAxis_C8A3B6DB5750C77EF355AB15D25DD7A0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Type [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_C8A3B6DB5750C77EF355AB15D25DD7A0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_C8A3B6DB5750C77EF355AB15D25DD7A0" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentByTypeAxis_C8A3B6DB5750C77EF355AB15D25DD7A0" xlink:type="arc"/>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentTypeDomain_A27524C73CAC2915208FAB15D25D0FD8_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentTypeDomain_A27524C73CAC2915208FAB15D25D0FD8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Type [Domain] </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentTypeDomain_A27524C73CAC2915208FAB15D25D0FD8_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentTypeDomain_A27524C73CAC2915208FAB15D25D0FD8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Type [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_A27524C73CAC2915208FAB15D25D0FD8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_A27524C73CAC2915208FAB15D25D0FD8" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentTypeDomain_A27524C73CAC2915208FAB15D25D0FD8" xlink:type="arc"/>
<link:label id="lab_amr_NonStackAssetsMember_69ED72673C09B6FBB9E4AB15D25E8970_terseLabel_en-US" xlink:label="lab_amr_NonStackAssetsMember_69ED72673C09B6FBB9E4AB15D25E8970" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Non-Stack Assets </link:label>
<link:label id="lab_amr_NonStackAssetsMember_69ED72673C09B6FBB9E4AB15D25E8970_label_en-US" xlink:label="lab_amr_NonStackAssetsMember_69ED72673C09B6FBB9E4AB15D25E8970" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Non Stack Assets [Member] </link:label>
<link:label id="lab_amr_NonStackAssetsMember_69ED72673C09B6FBB9E4AB15D25E8970_documentation_en-US" xlink:label="lab_amr_NonStackAssetsMember_69ED72673C09B6FBB9E4AB15D25E8970" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Non-Stack Assets [Member] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_NonStackAssetsMember" xlink:label="loc_amr_NonStackAssetsMember_69ED72673C09B6FBB9E4AB15D25E8970" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_NonStackAssetsMember_69ED72673C09B6FBB9E4AB15D25E8970" xlink:to="lab_amr_NonStackAssetsMember_69ED72673C09B6FBB9E4AB15D25E8970" xlink:type="arc"/>
<link:label id="lab_srt_StatementGeographicalAxis_D519102D3529042654F1AB15D25E561B_terseLabel_en-US" xlink:label="lab_srt_StatementGeographicalAxis_D519102D3529042654F1AB15D25E561B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Geographical [Axis] </link:label>
<link:label id="lab_srt_StatementGeographicalAxis_D519102D3529042654F1AB15D25E561B_label_en-US" xlink:label="lab_srt_StatementGeographicalAxis_D519102D3529042654F1AB15D25E561B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Geographical [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_StatementGeographicalAxis" xlink:label="loc_srt_StatementGeographicalAxis_D519102D3529042654F1AB15D25E561B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_StatementGeographicalAxis_D519102D3529042654F1AB15D25E561B" xlink:to="lab_srt_StatementGeographicalAxis_D519102D3529042654F1AB15D25E561B" xlink:type="arc"/>
<link:label id="lab_srt_SegmentGeographicalDomain_C77D1E07F54D3270AB1BAB15D25ED9BE_terseLabel_en-US" xlink:label="lab_srt_SegmentGeographicalDomain_C77D1E07F54D3270AB1BAB15D25ED9BE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Geographical [Domain] </link:label>
<link:label id="lab_srt_SegmentGeographicalDomain_C77D1E07F54D3270AB1BAB15D25ED9BE_label_en-US" xlink:label="lab_srt_SegmentGeographicalDomain_C77D1E07F54D3270AB1BAB15D25ED9BE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Geographical [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_SegmentGeographicalDomain" xlink:label="loc_srt_SegmentGeographicalDomain_C77D1E07F54D3270AB1BAB15D25ED9BE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_SegmentGeographicalDomain_C77D1E07F54D3270AB1BAB15D25ED9BE" xlink:to="lab_srt_SegmentGeographicalDomain_C77D1E07F54D3270AB1BAB15D25ED9BE" xlink:type="arc"/>
<link:label id="lab_amr_WeeksIslandLouisianaMember_40AB56393DE1438959DDAB15D25EB0AC_terseLabel_en-US" xlink:label="lab_amr_WeeksIslandLouisianaMember_40AB56393DE1438959DDAB15D25EB0AC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Weeks Island Field, Louisiana </link:label>
<link:label id="lab_amr_WeeksIslandLouisianaMember_40AB56393DE1438959DDAB15D25EB0AC_label_en-US" xlink:label="lab_amr_WeeksIslandLouisianaMember_40AB56393DE1438959DDAB15D25EB0AC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Weeks Island Louisiana [Member] </link:label>
<link:label id="lab_amr_WeeksIslandLouisianaMember_40AB56393DE1438959DDAB15D25EB0AC_documentation_en-US" xlink:label="lab_amr_WeeksIslandLouisianaMember_40AB56393DE1438959DDAB15D25EB0AC" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Weeks Island, Louisiana [Member] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_WeeksIslandLouisianaMember" xlink:label="loc_amr_WeeksIslandLouisianaMember_40AB56393DE1438959DDAB15D25EB0AC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_WeeksIslandLouisianaMember_40AB56393DE1438959DDAB15D25EB0AC" xlink:to="lab_amr_WeeksIslandLouisianaMember_40AB56393DE1438959DDAB15D25EB0AC" xlink:type="arc"/>
<link:label id="lab_amr_DisposalGroupIncludingDiscontinuedOperationRevenuesAndOtherAbstract_922D214D7BCF993FCF98AB15D25FFE37_terseLabel_en-US" xlink:label="lab_amr_DisposalGroupIncludingDiscontinuedOperationRevenuesAndOtherAbstract_922D214D7BCF993FCF98AB15D25FFE37" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Revenue: </link:label>
<link:label id="lab_amr_DisposalGroupIncludingDiscontinuedOperationRevenuesAndOtherAbstract_922D214D7BCF993FCF98AB15D25FFE37_label_en-US" xlink:label="lab_amr_DisposalGroupIncludingDiscontinuedOperationRevenuesAndOtherAbstract_922D214D7BCF993FCF98AB15D25FFE37" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Revenues And Other [Abstract] </link:label>
<link:label id="lab_amr_DisposalGroupIncludingDiscontinuedOperationRevenuesAndOtherAbstract_922D214D7BCF993FCF98AB15D25FFE37_documentation_en-US" xlink:label="lab_amr_DisposalGroupIncludingDiscontinuedOperationRevenuesAndOtherAbstract_922D214D7BCF993FCF98AB15D25FFE37" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Revenues And Other [Abstract] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_DisposalGroupIncludingDiscontinuedOperationRevenuesAndOtherAbstract" xlink:label="loc_amr_DisposalGroupIncludingDiscontinuedOperationRevenuesAndOtherAbstract_922D214D7BCF993FCF98AB15D25FFE37" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_DisposalGroupIncludingDiscontinuedOperationRevenuesAndOtherAbstract_922D214D7BCF993FCF98AB15D25FFE37" xlink:to="lab_amr_DisposalGroupIncludingDiscontinuedOperationRevenuesAndOtherAbstract_922D214D7BCF993FCF98AB15D25FFE37" xlink:type="arc"/>
<link:label id="lab_amr_DisposalGroupIncludingDiscontinuedOperationOilRevenue_4AAC1B727A61C1D5FED0AB15D260B309_terseLabel_en-US" xlink:label="lab_amr_DisposalGroupIncludingDiscontinuedOperationOilRevenue_4AAC1B727A61C1D5FED0AB15D260B309" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Oil </link:label>
<link:label id="lab_amr_DisposalGroupIncludingDiscontinuedOperationOilRevenue_4AAC1B727A61C1D5FED0AB15D260B309_label_en-US" xlink:label="lab_amr_DisposalGroupIncludingDiscontinuedOperationOilRevenue_4AAC1B727A61C1D5FED0AB15D260B309" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Oil Revenue </link:label>
<link:label id="lab_amr_DisposalGroupIncludingDiscontinuedOperationOilRevenue_4AAC1B727A61C1D5FED0AB15D260B309_documentation_en-US" xlink:label="lab_amr_DisposalGroupIncludingDiscontinuedOperationOilRevenue_4AAC1B727A61C1D5FED0AB15D260B309" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Oil Revenue </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_DisposalGroupIncludingDiscontinuedOperationOilRevenue" xlink:label="loc_amr_DisposalGroupIncludingDiscontinuedOperationOilRevenue_4AAC1B727A61C1D5FED0AB15D260B309" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_DisposalGroupIncludingDiscontinuedOperationOilRevenue_4AAC1B727A61C1D5FED0AB15D260B309" xlink:to="lab_amr_DisposalGroupIncludingDiscontinuedOperationOilRevenue_4AAC1B727A61C1D5FED0AB15D260B309" xlink:type="arc"/>
<link:label id="lab_amr_DisposalGroupIncludingDiscontinuedOperationNaturalGasProductionRevenue_56FAB02BEB9F45D9F4A0AB15D2601F34_terseLabel_en-US" xlink:label="lab_amr_DisposalGroupIncludingDiscontinuedOperationNaturalGasProductionRevenue_56FAB02BEB9F45D9F4A0AB15D2601F34" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Natural gas </link:label>
<link:label id="lab_amr_DisposalGroupIncludingDiscontinuedOperationNaturalGasProductionRevenue_56FAB02BEB9F45D9F4A0AB15D2601F34_label_en-US" xlink:label="lab_amr_DisposalGroupIncludingDiscontinuedOperationNaturalGasProductionRevenue_56FAB02BEB9F45D9F4A0AB15D2601F34" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Natural Gas Production Revenue </link:label>
<link:label id="lab_amr_DisposalGroupIncludingDiscontinuedOperationNaturalGasProductionRevenue_56FAB02BEB9F45D9F4A0AB15D2601F34_documentation_en-US" xlink:label="lab_amr_DisposalGroupIncludingDiscontinuedOperationNaturalGasProductionRevenue_56FAB02BEB9F45D9F4A0AB15D2601F34" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Natural Gas Production Revenue </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_DisposalGroupIncludingDiscontinuedOperationNaturalGasProductionRevenue" xlink:label="loc_amr_DisposalGroupIncludingDiscontinuedOperationNaturalGasProductionRevenue_56FAB02BEB9F45D9F4A0AB15D2601F34" xlink:type="locator"/>
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<link:label id="lab_amr_DisposalGroupIncludingDiscontinuedOperationNaturalGasLiquidsRevenues_7BF6DEFEF9775B8CE9D8AB15D2607F18_terseLabel_en-US" xlink:label="lab_amr_DisposalGroupIncludingDiscontinuedOperationNaturalGasLiquidsRevenues_7BF6DEFEF9775B8CE9D8AB15D2607F18" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Natural gas liquids </link:label>
<link:label id="lab_amr_DisposalGroupIncludingDiscontinuedOperationNaturalGasLiquidsRevenues_7BF6DEFEF9775B8CE9D8AB15D2607F18_label_en-US" xlink:label="lab_amr_DisposalGroupIncludingDiscontinuedOperationNaturalGasLiquidsRevenues_7BF6DEFEF9775B8CE9D8AB15D2607F18" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Natural Gas Liquids Revenues </link:label>
<link:label id="lab_amr_DisposalGroupIncludingDiscontinuedOperationNaturalGasLiquidsRevenues_7BF6DEFEF9775B8CE9D8AB15D2607F18_documentation_en-US" xlink:label="lab_amr_DisposalGroupIncludingDiscontinuedOperationNaturalGasLiquidsRevenues_7BF6DEFEF9775B8CE9D8AB15D2607F18" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Natural Gas Liquids Revenues </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_DisposalGroupIncludingDiscontinuedOperationNaturalGasLiquidsRevenues" xlink:label="loc_amr_DisposalGroupIncludingDiscontinuedOperationNaturalGasLiquidsRevenues_7BF6DEFEF9775B8CE9D8AB15D2607F18" xlink:type="locator"/>
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<link:label id="lab_amr_DisposalGroupIncludingDiscontinuedOperationOtherRevenues_BB1D7B6CFBD15E3DF90DAB15D2601DE8_terseLabel_en-US" xlink:label="lab_amr_DisposalGroupIncludingDiscontinuedOperationOtherRevenues_BB1D7B6CFBD15E3DF90DAB15D2601DE8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other </link:label>
<link:label id="lab_amr_DisposalGroupIncludingDiscontinuedOperationOtherRevenues_BB1D7B6CFBD15E3DF90DAB15D2601DE8_label_en-US" xlink:label="lab_amr_DisposalGroupIncludingDiscontinuedOperationOtherRevenues_BB1D7B6CFBD15E3DF90DAB15D2601DE8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Other Revenues </link:label>
<link:label id="lab_amr_DisposalGroupIncludingDiscontinuedOperationOtherRevenues_BB1D7B6CFBD15E3DF90DAB15D2601DE8_documentation_en-US" xlink:label="lab_amr_DisposalGroupIncludingDiscontinuedOperationOtherRevenues_BB1D7B6CFBD15E3DF90DAB15D2601DE8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Other Revenues </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_DisposalGroupIncludingDiscontinuedOperationOtherRevenues" xlink:label="loc_amr_DisposalGroupIncludingDiscontinuedOperationOtherRevenues_BB1D7B6CFBD15E3DF90DAB15D2601DE8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_DisposalGroupIncludingDiscontinuedOperationOtherRevenues_BB1D7B6CFBD15E3DF90DAB15D2601DE8" xlink:to="lab_amr_DisposalGroupIncludingDiscontinuedOperationOtherRevenues_BB1D7B6CFBD15E3DF90DAB15D2601DE8" xlink:type="arc"/>
<link:label id="lab_amr_DisposalGroupIncludingDiscontinuedOperationOilAndGasRevenue_81AE1BBD6F10950415C2AB15D260E9D8_totalLabel_en-US" xlink:label="lab_amr_DisposalGroupIncludingDiscontinuedOperationOilAndGasRevenue_81AE1BBD6F10950415C2AB15D260E9D8" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Operating revenue </link:label>
<link:label id="lab_amr_DisposalGroupIncludingDiscontinuedOperationOilAndGasRevenue_81AE1BBD6F10950415C2AB15D260E9D8_label_en-US" xlink:label="lab_amr_DisposalGroupIncludingDiscontinuedOperationOilAndGasRevenue_81AE1BBD6F10950415C2AB15D260E9D8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Oil And Gas Revenue </link:label>
<link:label id="lab_amr_DisposalGroupIncludingDiscontinuedOperationOilAndGasRevenue_81AE1BBD6F10950415C2AB15D260E9D8_documentation_en-US" xlink:label="lab_amr_DisposalGroupIncludingDiscontinuedOperationOilAndGasRevenue_81AE1BBD6F10950415C2AB15D260E9D8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Oil And Gas Revenue </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_DisposalGroupIncludingDiscontinuedOperationOilAndGasRevenue" xlink:label="loc_amr_DisposalGroupIncludingDiscontinuedOperationOilAndGasRevenue_81AE1BBD6F10950415C2AB15D260E9D8" xlink:type="locator"/>
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<link:label id="lab_amr_DisposalGroupIncludingDiscontinuedOperationGainLossOnDispositionOfOilAndGas_A5E7EBCA6DF2EC7A3875AB15D2613FDC_terseLabel_en-US" xlink:label="lab_amr_DisposalGroupIncludingDiscontinuedOperationGainLossOnDispositionOfOilAndGas_A5E7EBCA6DF2EC7A3875AB15D2613FDC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Loss on sale of assets </link:label>
<link:label id="lab_amr_DisposalGroupIncludingDiscontinuedOperationGainLossOnDispositionOfOilAndGas_A5E7EBCA6DF2EC7A3875AB15D2613FDC_label_en-US" xlink:label="lab_amr_DisposalGroupIncludingDiscontinuedOperationGainLossOnDispositionOfOilAndGas_A5E7EBCA6DF2EC7A3875AB15D2613FDC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Gain (Loss) On Disposition Of Oil And Gas </link:label>
<link:label id="lab_amr_DisposalGroupIncludingDiscontinuedOperationGainLossOnDispositionOfOilAndGas_A5E7EBCA6DF2EC7A3875AB15D2613FDC_documentation_en-US" xlink:label="lab_amr_DisposalGroupIncludingDiscontinuedOperationGainLossOnDispositionOfOilAndGas_A5E7EBCA6DF2EC7A3875AB15D2613FDC" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Gain (Loss) On Disposition Of Oil And Gas </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_DisposalGroupIncludingDiscontinuedOperationGainLossOnDispositionOfOilAndGas" xlink:label="loc_amr_DisposalGroupIncludingDiscontinuedOperationGainLossOnDispositionOfOilAndGas_A5E7EBCA6DF2EC7A3875AB15D2613FDC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_DisposalGroupIncludingDiscontinuedOperationGainLossOnDispositionOfOilAndGas_A5E7EBCA6DF2EC7A3875AB15D2613FDC" xlink:to="lab_amr_DisposalGroupIncludingDiscontinuedOperationGainLossOnDispositionOfOilAndGas_A5E7EBCA6DF2EC7A3875AB15D2613FDC" xlink:type="arc"/>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationRevenue_5C053308590B2124A5C0AB15D26169B8_totalLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationRevenue_5C053308590B2124A5C0AB15D26169B8" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total revenue </link:label>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationRevenue_5C053308590B2124A5C0AB15D26169B8_label_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationRevenue_5C053308590B2124A5C0AB15D26169B8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Revenue </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationRevenue" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationRevenue_5C053308590B2124A5C0AB15D26169B8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationRevenue_5C053308590B2124A5C0AB15D26169B8" xlink:to="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationRevenue_5C053308590B2124A5C0AB15D26169B8" xlink:type="arc"/>
<link:label id="lab_amr_DisposalGroupIncludingDiscontinuedOperationOperatingExpensesAbstract_DB8FC3EACFEC321BD5D2AB15D2618330_terseLabel_en-US" xlink:label="lab_amr_DisposalGroupIncludingDiscontinuedOperationOperatingExpensesAbstract_DB8FC3EACFEC321BD5D2AB15D2618330" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating expenses: </link:label>
<link:label id="lab_amr_DisposalGroupIncludingDiscontinuedOperationOperatingExpensesAbstract_DB8FC3EACFEC321BD5D2AB15D2618330_label_en-US" xlink:label="lab_amr_DisposalGroupIncludingDiscontinuedOperationOperatingExpensesAbstract_DB8FC3EACFEC321BD5D2AB15D2618330" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Operating Expenses [Abstract] </link:label>
<link:label id="lab_amr_DisposalGroupIncludingDiscontinuedOperationOperatingExpensesAbstract_DB8FC3EACFEC321BD5D2AB15D2618330_documentation_en-US" xlink:label="lab_amr_DisposalGroupIncludingDiscontinuedOperationOperatingExpensesAbstract_DB8FC3EACFEC321BD5D2AB15D2618330" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Operating Expenses [Abstract] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_DisposalGroupIncludingDiscontinuedOperationOperatingExpensesAbstract" xlink:label="loc_amr_DisposalGroupIncludingDiscontinuedOperationOperatingExpensesAbstract_DB8FC3EACFEC321BD5D2AB15D2618330" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_DisposalGroupIncludingDiscontinuedOperationOperatingExpensesAbstract_DB8FC3EACFEC321BD5D2AB15D2618330" xlink:to="lab_amr_DisposalGroupIncludingDiscontinuedOperationOperatingExpensesAbstract_DB8FC3EACFEC321BD5D2AB15D2618330" xlink:type="arc"/>
<link:label id="lab_amr_DisposalGroupIncludingDiscontinuedOperationOilAndGasPropertyLeaseOperatingExpense_878C82F5DA07D3F89A23AB15D2619D5F_terseLabel_en-US" xlink:label="lab_amr_DisposalGroupIncludingDiscontinuedOperationOilAndGasPropertyLeaseOperatingExpense_878C82F5DA07D3F89A23AB15D2619D5F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Lease operating </link:label>
<link:label id="lab_amr_DisposalGroupIncludingDiscontinuedOperationOilAndGasPropertyLeaseOperatingExpense_878C82F5DA07D3F89A23AB15D2619D5F_label_en-US" xlink:label="lab_amr_DisposalGroupIncludingDiscontinuedOperationOilAndGasPropertyLeaseOperatingExpense_878C82F5DA07D3F89A23AB15D2619D5F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Oil And Gas Property, Lease Operating Expense </link:label>
<link:label id="lab_amr_DisposalGroupIncludingDiscontinuedOperationOilAndGasPropertyLeaseOperatingExpense_878C82F5DA07D3F89A23AB15D2619D5F_documentation_en-US" xlink:label="lab_amr_DisposalGroupIncludingDiscontinuedOperationOilAndGasPropertyLeaseOperatingExpense_878C82F5DA07D3F89A23AB15D2619D5F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Oil And Gas Property, Lease Operating Expense </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_DisposalGroupIncludingDiscontinuedOperationOilAndGasPropertyLeaseOperatingExpense" xlink:label="loc_amr_DisposalGroupIncludingDiscontinuedOperationOilAndGasPropertyLeaseOperatingExpense_878C82F5DA07D3F89A23AB15D2619D5F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_DisposalGroupIncludingDiscontinuedOperationOilAndGasPropertyLeaseOperatingExpense_878C82F5DA07D3F89A23AB15D2619D5F" xlink:to="lab_amr_DisposalGroupIncludingDiscontinuedOperationOilAndGasPropertyLeaseOperatingExpense_878C82F5DA07D3F89A23AB15D2619D5F" xlink:type="arc"/>
<link:label id="lab_amr_DisposalGroupIncludingDiscontinuedOperationGasGatheringTransportationMarketingAndProcessingCosts_E65728F1C1EA144FCF6BAB15D2618AA3_terseLabel_en-US" xlink:label="lab_amr_DisposalGroupIncludingDiscontinuedOperationGasGatheringTransportationMarketingAndProcessingCosts_E65728F1C1EA144FCF6BAB15D2618AA3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Transportation and marketing </link:label>
<link:label id="lab_amr_DisposalGroupIncludingDiscontinuedOperationGasGatheringTransportationMarketingAndProcessingCosts_E65728F1C1EA144FCF6BAB15D2618AA3_label_en-US" xlink:label="lab_amr_DisposalGroupIncludingDiscontinuedOperationGasGatheringTransportationMarketingAndProcessingCosts_E65728F1C1EA144FCF6BAB15D2618AA3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Gas Gathering, Transportation, Marketing And Processing Costs </link:label>
<link:label id="lab_amr_DisposalGroupIncludingDiscontinuedOperationGasGatheringTransportationMarketingAndProcessingCosts_E65728F1C1EA144FCF6BAB15D2618AA3_documentation_en-US" xlink:label="lab_amr_DisposalGroupIncludingDiscontinuedOperationGasGatheringTransportationMarketingAndProcessingCosts_E65728F1C1EA144FCF6BAB15D2618AA3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Gas Gathering, Transportation, Marketing And Processing Costs </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_DisposalGroupIncludingDiscontinuedOperationGasGatheringTransportationMarketingAndProcessingCosts" xlink:label="loc_amr_DisposalGroupIncludingDiscontinuedOperationGasGatheringTransportationMarketingAndProcessingCosts_E65728F1C1EA144FCF6BAB15D2618AA3" xlink:type="locator"/>
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<link:label id="lab_amr_DisposalGroupIncludingDiscontinuedOperationTaxesMiscellaneous_F42B4491347E32BA5F1AAB15D262E318_terseLabel_en-US" xlink:label="lab_amr_DisposalGroupIncludingDiscontinuedOperationTaxesMiscellaneous_F42B4491347E32BA5F1AAB15D262E318" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Production taxes </link:label>
<link:label id="lab_amr_DisposalGroupIncludingDiscontinuedOperationTaxesMiscellaneous_F42B4491347E32BA5F1AAB15D262E318_label_en-US" xlink:label="lab_amr_DisposalGroupIncludingDiscontinuedOperationTaxesMiscellaneous_F42B4491347E32BA5F1AAB15D262E318" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Taxes, Miscellaneous </link:label>
<link:label id="lab_amr_DisposalGroupIncludingDiscontinuedOperationTaxesMiscellaneous_F42B4491347E32BA5F1AAB15D262E318_documentation_en-US" xlink:label="lab_amr_DisposalGroupIncludingDiscontinuedOperationTaxesMiscellaneous_F42B4491347E32BA5F1AAB15D262E318" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Taxes, Miscellaneous </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_DisposalGroupIncludingDiscontinuedOperationTaxesMiscellaneous" xlink:label="loc_amr_DisposalGroupIncludingDiscontinuedOperationTaxesMiscellaneous_F42B4491347E32BA5F1AAB15D262E318" xlink:type="locator"/>
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<link:label id="lab_amr_DisposalGroupIncludingDiscontinuedOperationWorkoverExpense_C52F659BE4DD064E1BBBAB15D2624210_terseLabel_en-US" xlink:label="lab_amr_DisposalGroupIncludingDiscontinuedOperationWorkoverExpense_C52F659BE4DD064E1BBBAB15D2624210" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Workovers </link:label>
<link:label id="lab_amr_DisposalGroupIncludingDiscontinuedOperationWorkoverExpense_C52F659BE4DD064E1BBBAB15D2624210_label_en-US" xlink:label="lab_amr_DisposalGroupIncludingDiscontinuedOperationWorkoverExpense_C52F659BE4DD064E1BBBAB15D2624210" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Workover Expense </link:label>
<link:label id="lab_amr_DisposalGroupIncludingDiscontinuedOperationWorkoverExpense_C52F659BE4DD064E1BBBAB15D2624210_documentation_en-US" xlink:label="lab_amr_DisposalGroupIncludingDiscontinuedOperationWorkoverExpense_C52F659BE4DD064E1BBBAB15D2624210" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Workover Expense </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_DisposalGroupIncludingDiscontinuedOperationWorkoverExpense" xlink:label="loc_amr_DisposalGroupIncludingDiscontinuedOperationWorkoverExpense_C52F659BE4DD064E1BBBAB15D2624210" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationDepreciationAndAmortization_529964DF37297B18D6AFAB15D262B1C3_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationDepreciationAndAmortization_529964DF37297B18D6AFAB15D262B1C3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Depreciation, depletion and amortization </link:label>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationDepreciationAndAmortization_529964DF37297B18D6AFAB15D262B1C3_label_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationDepreciationAndAmortization_529964DF37297B18D6AFAB15D262B1C3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Depreciation and Amortization </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationDepreciationAndAmortization" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationDepreciationAndAmortization_529964DF37297B18D6AFAB15D262B1C3" xlink:type="locator"/>
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<link:label id="lab_amr_DisposalGroupIncludingDiscontinuedOperationImpairmentOfOilAndGasProperties_8DD2D48EA6A327925D87AB15D262E9C6_label_en-US" xlink:label="lab_amr_DisposalGroupIncludingDiscontinuedOperationImpairmentOfOilAndGasProperties_8DD2D48EA6A327925D87AB15D262E9C6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Impairment Of Oil And Gas Properties </link:label>
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<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationGeneralAndAdministrativeExpense_69DEDC177F05B727DBA9AB15D262B0A7_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationGeneralAndAdministrativeExpense_69DEDC177F05B727DBA9AB15D262B0A7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> General and administrative </link:label>
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<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingExpense_BD7A8AD4C7A38115ED74AB15D263929E_totalLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingExpense_BD7A8AD4C7A38115ED74AB15D263929E" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total operating expenses </link:label>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingExpense_BD7A8AD4C7A38115ED74AB15D263929E_label_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingExpense_BD7A8AD4C7A38115ED74AB15D263929E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Operating Expense </link:label>
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<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationInterestExpense_936CA6CB1D8374B2B253AB15D26354FD_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationInterestExpense_936CA6CB1D8374B2B253AB15D26354FD" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Interest expense </link:label>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationInterestExpense_936CA6CB1D8374B2B253AB15D26354FD_label_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationInterestExpense_936CA6CB1D8374B2B253AB15D26354FD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Interest Expense </link:label>
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<link:label id="lab_amr_DisposalGroupIncludingDiscontinuedOperationOtherIncomeNet_5EAE76165DA2E9CE5AE0AB15D263A6DB_totalLabel_en-US" xlink:label="lab_amr_DisposalGroupIncludingDiscontinuedOperationOtherIncomeNet_5EAE76165DA2E9CE5AE0AB15D263A6DB" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total other expense </link:label>
<link:label id="lab_amr_DisposalGroupIncludingDiscontinuedOperationOtherIncomeNet_5EAE76165DA2E9CE5AE0AB15D263A6DB_label_en-US" xlink:label="lab_amr_DisposalGroupIncludingDiscontinuedOperationOtherIncomeNet_5EAE76165DA2E9CE5AE0AB15D263A6DB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Other Income, Net </link:label>
<link:label id="lab_amr_DisposalGroupIncludingDiscontinuedOperationOtherIncomeNet_5EAE76165DA2E9CE5AE0AB15D263A6DB_documentation_en-US" xlink:label="lab_amr_DisposalGroupIncludingDiscontinuedOperationOtherIncomeNet_5EAE76165DA2E9CE5AE0AB15D263A6DB" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Other Income, Net </link:label>
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<link:label id="lab_us-gaap_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax_CC7F0A259DDADC9B2372AB15D2642715_totalLabel_en-US" xlink:label="lab_us-gaap_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax_CC7F0A259DDADC9B2372AB15D2642715" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Loss from discontinued operations, net of state income taxes </link:label>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax" xlink:label="loc_us-gaap_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax_CC7F0A259DDADC9B2372AB15D2642715" xlink:type="locator"/>
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<link:label id="lab_us-gaap_BusinessCombinationDisclosureTextBlock_2DBB63CA7D2EF965537F7CB24D85F6C5_verboseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationDisclosureTextBlock_8603CED7AB9E5B9EB07795748769E7B3" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> SIGNIFICANT ACQUISITIONS AND DIVESTITURES </link:label>
<link:label id="lab_us-gaap_BusinessCombinationDisclosureTextBlock_2DBB63CA7D2EF965537F7CB24D85F6C5_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationDisclosureTextBlock_8603CED7AB9E5B9EB07795748769E7B3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Combination Disclosure [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_BusinessCombinationDisclosureTextBlock" xlink:label="loc_us-gaap_BusinessCombinationDisclosureTextBlock_8603CED7AB9E5B9EB07795748769E7B3" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ScheduleOfEquityMethodInvestmentsTable_48950B409546291413B38806AC5DF471_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfEquityMethodInvestmentsTable_1AE9EDD6B70D53D3A396F9C6DCD9C0CE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Equity Method Investments [Table] </link:label>
<link:label id="lab_us-gaap_ScheduleOfEquityMethodInvestmentsTable_48950B409546291413B38806AC5DF471_label_en-US" xlink:label="lab_us-gaap_ScheduleOfEquityMethodInvestmentsTable_1AE9EDD6B70D53D3A396F9C6DCD9C0CE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Equity Method Investments [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ScheduleOfEquityMethodInvestmentsTable" xlink:label="loc_us-gaap_ScheduleOfEquityMethodInvestmentsTable_1AE9EDD6B70D53D3A396F9C6DCD9C0CE" xlink:type="locator"/>
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<link:label id="lab_amr_CimarronExpressMember_C47020D87B857E5B18F98806AC5E1510_terseLabel_en-US" xlink:label="lab_amr_CimarronExpressMember_61A4160BB91F5250B4F7ED8ABDF319D4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cimarron Express </link:label>
<link:label id="lab_amr_CimarronExpressMember_C47020D87B857E5B18F98806AC5E1510_label_en-US" xlink:label="lab_amr_CimarronExpressMember_61A4160BB91F5250B4F7ED8ABDF319D4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cimarron Express [Member] </link:label>
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<link:label id="lab_us-gaap_ScheduleOfEquityMethodInvestmentsLineItems_257B6F0566F176A0E1F88806AC5E0670_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfEquityMethodInvestmentsLineItems_ABFEA168E4CA55F6AD46FB2846B620A1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Equity Method Investments [Line Items] </link:label>
<link:label id="lab_us-gaap_ScheduleOfEquityMethodInvestmentsLineItems_257B6F0566F176A0E1F88806AC5E0670_label_en-US" xlink:label="lab_us-gaap_ScheduleOfEquityMethodInvestmentsLineItems_ABFEA168E4CA55F6AD46FB2846B620A1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Equity Method Investments [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ScheduleOfEquityMethodInvestmentsLineItems" xlink:label="loc_us-gaap_ScheduleOfEquityMethodInvestmentsLineItems_ABFEA168E4CA55F6AD46FB2846B620A1" xlink:type="locator"/>
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<link:label id="lab_us-gaap_EquityMethodInvestments_89D9BEB95A09BC3371F18806AC5FDC9D_periodStartLabel_en-US" xlink:label="lab_us-gaap_EquityMethodInvestments_FC691A4A85A859D89F9444C431C924CF" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US"> Equity method investment, beginning balance </link:label>
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<link:label id="lab_us-gaap_PaymentsToAcquireEquityMethodInvestments_63BACEC09F83DC95F6FD8806AC609556_verboseLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireEquityMethodInvestments_5013CD11E92C5270BD4B921D101001C3" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Capital contributions </link:label>
<link:label id="lab_us-gaap_PaymentsToAcquireEquityMethodInvestments_63BACEC09F83DC95F6FD8806AC609556_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireEquityMethodInvestments_5013CD11E92C5270BD4B921D101001C3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments to Acquire Equity Method Investments </link:label>
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<link:label id="lab_us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment_889169F595D0E8ADA1948806AC6001C5_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment_4E55E2D74DC0568199F5CF0AFDF140E8" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Impairment </link:label>
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<link:label id="lab_us-gaap_EquityMethodInvestments_8CCEFC59AF9742ACC79B8806AC600D5B_periodEndLabel_en-US" xlink:label="lab_us-gaap_EquityMethodInvestments_4C937E69643C580396498038A1C5B2A9" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US"> Equity method investment, ending balance </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_EquityMethodInvestments" xlink:label="loc_us-gaap_EquityMethodInvestments_4C937E69643C580396498038A1C5B2A9" xlink:type="locator"/>
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<link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_2B86AD8C066A1D5C170788A120DD19AA_totalLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_FE3B84A45EE65F0A9D04CC5A408A6B4B" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Net assets received upon consolidation of Cimarron </link:label>
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<link:label id="lab_us-gaap_SupplementalCashFlowElementsAbstract_E03E49AC43BCA5B25D81AB15D2EEA69B_terseLabel_en-US" xlink:label="lab_us-gaap_SupplementalCashFlowElementsAbstract_E03E49AC43BCA5B25D81AB15D2EEA69B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Supplemental cash flow information: </link:label>
<link:label id="lab_us-gaap_SupplementalCashFlowElementsAbstract_E03E49AC43BCA5B25D81AB15D2EEA69B_label_en-US" xlink:label="lab_us-gaap_SupplementalCashFlowElementsAbstract_E03E49AC43BCA5B25D81AB15D2EEA69B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Supplemental Cash Flow Elements [Abstract] </link:label>
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<link:label id="lab_us-gaap_InterestPaidNet_151CB670078E91E6676CAB15D2EECA02_verboseLabel_en-US" xlink:label="lab_us-gaap_InterestPaidNet_151CB670078E91E6676CAB15D2EECA02" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Cash paid for interest </link:label>
<link:label id="lab_us-gaap_InterestPaidNet_151CB670078E91E6676CAB15D2EECA02_label_en-US" xlink:label="lab_us-gaap_InterestPaidNet_151CB670078E91E6676CAB15D2EECA02" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Interest Paid, Excluding Capitalized Interest, Operating Activities </link:label>
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<link:label id="lab_us-gaap_IncomeTaxesPaidNet_F4060DB687040D595CF9AB15D2EECB44_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxesPaidNet_F4060DB687040D595CF9AB15D2EECB44" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash paid for income taxes </link:label>
<link:label id="lab_us-gaap_IncomeTaxesPaidNet_F4060DB687040D595CF9AB15D2EECB44_label_en-US" xlink:label="lab_us-gaap_IncomeTaxesPaidNet_F4060DB687040D595CF9AB15D2EECB44" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Taxes Paid, Net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncomeTaxesPaidNet" xlink:label="loc_us-gaap_IncomeTaxesPaidNet_F4060DB687040D595CF9AB15D2EECB44" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_760023C074B004739BE4AB15D2EEF1BA_terseLabel_en-US" xlink:label="lab_us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_760023C074B004739BE4AB15D2EEF1BA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Non-cash investing and financing activities: </link:label>
<link:label id="lab_us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_760023C074B004739BE4AB15D2EEF1BA_label_en-US" xlink:label="lab_us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_760023C074B004739BE4AB15D2EEF1BA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract" xlink:label="loc_us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_760023C074B004739BE4AB15D2EEF1BA" xlink:type="locator"/>
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<link:label id="lab_us-gaap_SettlementOfAssetRetirementObligationsThroughNoncashPaymentsAmount_33360C4831229B6B2252AB15D2EF3045_terseLabel_en-US" xlink:label="lab_us-gaap_SettlementOfAssetRetirementObligationsThroughNoncashPaymentsAmount_33360C4831229B6B2252AB15D2EF3045" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Increase in asset retirement obligations </link:label>
<link:label id="lab_us-gaap_SettlementOfAssetRetirementObligationsThroughNoncashPaymentsAmount_33360C4831229B6B2252AB15D2EF3045_label_en-US" xlink:label="lab_us-gaap_SettlementOfAssetRetirementObligationsThroughNoncashPaymentsAmount_33360C4831229B6B2252AB15D2EF3045" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Settlement of Asset Retirement Obligations Through Noncash Payments, Amount </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_SettlementOfAssetRetirementObligationsThroughNoncashPaymentsAmount" xlink:label="loc_us-gaap_SettlementOfAssetRetirementObligationsThroughNoncashPaymentsAmount_33360C4831229B6B2252AB15D2EF3045" xlink:type="locator"/>
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<link:label id="lab_amr_ChangesInAccrualsOrLiabilitiesForCapitalExpenditures_8672C23E8B2C523443BAAB15D2EF160F_terseLabel_en-US" xlink:label="lab_amr_ChangesInAccrualsOrLiabilitiesForCapitalExpenditures_8672C23E8B2C523443BAAB15D2EF160F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Increase (decrease) in accruals or payables for capital expenditures </link:label>
<link:label id="lab_amr_ChangesInAccrualsOrLiabilitiesForCapitalExpenditures_8672C23E8B2C523443BAAB15D2EF160F_label_en-US" xlink:label="lab_amr_ChangesInAccrualsOrLiabilitiesForCapitalExpenditures_8672C23E8B2C523443BAAB15D2EF160F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Changes In Accruals Or Liabilities For Capital Expenditures </link:label>
<link:label id="lab_amr_ChangesInAccrualsOrLiabilitiesForCapitalExpenditures_8672C23E8B2C523443BAAB15D2EF160F_documentation_en-US" xlink:label="lab_amr_ChangesInAccrualsOrLiabilitiesForCapitalExpenditures_8672C23E8B2C523443BAAB15D2EF160F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Changes In Accruals Or Liabilities For Capital Expenditures </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_ChangesInAccrualsOrLiabilitiesForCapitalExpenditures" xlink:label="loc_amr_ChangesInAccrualsOrLiabilitiesForCapitalExpenditures_8672C23E8B2C523443BAAB15D2EF160F" xlink:type="locator"/>
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<link:label id="lab_amr_IncreaseDecreaseInTaxWithholdingAccrualsForShareBasedCompensation_1FF68C22066998579666AB15D2EF2A04_terseLabel_en-US" xlink:label="lab_amr_IncreaseDecreaseInTaxWithholdingAccrualsForShareBasedCompensation_1FF68C22066998579666AB15D2EF2A04" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Increase in withholding tax accruals for share-based compensation </link:label>
<link:label id="lab_amr_IncreaseDecreaseInTaxWithholdingAccrualsForShareBasedCompensation_1FF68C22066998579666AB15D2EF2A04_label_en-US" xlink:label="lab_amr_IncreaseDecreaseInTaxWithholdingAccrualsForShareBasedCompensation_1FF68C22066998579666AB15D2EF2A04" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) In Tax Withholding Accruals For Share-Based Compensation </link:label>
<link:label id="lab_amr_IncreaseDecreaseInTaxWithholdingAccrualsForShareBasedCompensation_1FF68C22066998579666AB15D2EF2A04_documentation_en-US" xlink:label="lab_amr_IncreaseDecreaseInTaxWithholdingAccrualsForShareBasedCompensation_1FF68C22066998579666AB15D2EF2A04" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) In Tax Withholding Accruals For Share-Based Compensation </link:label>
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<link:label id="lab_us-gaap_NoncashOrPartNoncashAcquisitionInvestmentsAcquired1_FFBCF32AC3D79008308FAB15D2EF47A7_terseLabel_en-US" xlink:label="lab_us-gaap_NoncashOrPartNoncashAcquisitionInvestmentsAcquired1_FFBCF32AC3D79008308FAB15D2EF47A7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Distribution of non-STACK assets, net of liabilities </link:label>
<link:label id="lab_us-gaap_NoncashOrPartNoncashAcquisitionInvestmentsAcquired1_FFBCF32AC3D79008308FAB15D2EF47A7_label_en-US" xlink:label="lab_us-gaap_NoncashOrPartNoncashAcquisitionInvestmentsAcquired1_FFBCF32AC3D79008308FAB15D2EF47A7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Noncash or Part Noncash Acquisition, Investments Acquired </link:label>
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<link:label id="lab_us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable_9E4F8FB42EE512E51257AB15D2EFF2F3_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable_9E4F8FB42EE512E51257AB15D2EFF2F3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Equity issued in Business Combination </link:label>
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<link:label id="lab_us-gaap_ReclassificationsOfTemporaryToPermanentEquity_A728D34776595E8C3323AB15D2F09099_terseLabel_en-US" xlink:label="lab_us-gaap_ReclassificationsOfTemporaryToPermanentEquity_A728D34776595E8C3323AB15D2F09099" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Release of common stock from possible redemption </link:label>
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<link:label id="lab_amr_ProcessingPlantAndPipelinesMember_A3A15B9448B9B7656B0487C2976A81A7_terseLabel_en-US" xlink:label="lab_amr_ProcessingPlantAndPipelinesMember_86923A02749E5D01B7E74109AA0BECAA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Processing Plant And Pipelines </link:label>
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<link:label id="lab_amr_CompressorsMember_7282DF75D95A65155D7487C2976ADB3A_terseLabel_en-US" xlink:label="lab_amr_CompressorsMember_559D57C0713F5C7AA5AA5F9D54F5671D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Compressors </link:label>
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<link:label id="lab_us-gaap_IncomeStatementAbstract_3AEB9F3EDAE7A5D653268DBAE1FBC4C0_label_en-US" xlink:label="lab_us-gaap_IncomeStatementAbstract_20E1976EB52F5701BADB64AFCEABFC39" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Statement [Abstract] </link:label>
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<link:label id="lab_amr_MidstreamMember_FAA64EB5C2A14A10D68B8DBAE1FD2643_verboseLabel_en-US" xlink:label="lab_amr_MidstreamMember_C9A43622160C5034B6E6B5342D76554F" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Midstream revenue </link:label>
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<link:label id="lab_us-gaap_InterestExpense_D3EC2BD4AB2073E77F198DBAE202233B_negatedLabel_en-US" xlink:label="lab_us-gaap_InterestExpense_CFBDDAE4E40859CCB09737FEF932E9A8" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Interest expense </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_InterestExpense" xlink:label="loc_us-gaap_InterestExpense_CFBDDAE4E40859CCB09737FEF932E9A8" xlink:type="locator"/>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncomeLossFromEquityMethodInvestments" xlink:label="loc_us-gaap_IncomeLossFromEquityMethodInvestments_2CEAD4ACD0EC577EA9518520F3F99F94" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest_282D240BE9AF993976AF8DBAE204BD91_totalLabel_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest_FED4121843C4517CB0E7AFE88FE730A1" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Loss from continuing operations </link:label>
<link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest_282D240BE9AF993976AF8DBAE204BD91_label_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest_FED4121843C4517CB0E7AFE88FE730A1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest_FED4121843C4517CB0E7AFE88FE730A1" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax_35226BFCB417365B80228DBAE204EF04_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax_E4311FF701A454AA8E09F7145F432A9D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Loss from discontinued operations, net of tax </link:label>
<link:label id="lab_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax_35226BFCB417365B80228DBAE204EF04_label_en-US" xlink:label="lab_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax_E4311FF701A454AA8E09F7145F432A9D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax" xlink:label="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax_E4311FF701A454AA8E09F7145F432A9D" xlink:type="locator"/>
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<link:label id="lab_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_44C52947E15817D0DF948DBAE2040301_terseLabel_en-US" xlink:label="lab_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_9D9406F25A5951CDACEA83B5B357F104" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Net loss attributable to non-controlling interest </link:label>
<link:label id="lab_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_44C52947E15817D0DF948DBAE2040301_label_en-US" xlink:label="lab_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_9D9406F25A5951CDACEA83B5B357F104" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Income (Loss) Attributable to Noncontrolling Interest </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_NetIncomeLossAttributableToNoncontrollingInterest" xlink:label="loc_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_9D9406F25A5951CDACEA83B5B357F104" xlink:type="locator"/>
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<link:label id="lab_us-gaap_NetIncomeLoss_225CE1F5EAE13AC3D4198DBAE204B793_totalLabel_en-US" xlink:label="lab_us-gaap_NetIncomeLoss_65520C2AB671592B9E427D1160B9AAB3" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Net loss attributable to Alta Mesa Resources, Inc. stockholders </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaap_NetIncomeLoss_65520C2AB671592B9E427D1160B9AAB3" xlink:type="locator"/>
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<link:label id="lab_us-gaap_EarningsPerShareAbstract_C897E402D9E33B14EBD78DBAE2040A04_terseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareAbstract_DE693084B41C5679AF599B068F452C6E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Net loss per common share attributable to Alta Mesa Resources, Inc. stockholders: </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_EarningsPerShareAbstract" xlink:label="loc_us-gaap_EarningsPerShareAbstract_DE693084B41C5679AF599B068F452C6E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_EarningsPerShareBasicAndDiluted_12FBF61165660D97C05C8DBAE20596B5_terseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareBasicAndDiluted_20EF4999803B57759513A30CD637C219" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Basic and diluted (in dollars per share) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_EarningsPerShareBasicAndDiluted" xlink:label="loc_us-gaap_EarningsPerShareBasicAndDiluted_20EF4999803B57759513A30CD637C219" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_49BE48EF306F36B03ACE69B749294F47_terseLabel_en-US" xlink:label="lab_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_67BCF24558285A3F879BABA2072E2D49" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] </link:label>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable" xlink:label="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_67BCF24558285A3F879BABA2072E2D49" xlink:type="locator"/>
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<link:label id="lab_us-gaap_BalanceSheetLocationAxis_18565D8398D6FF924A4269B7492BE291_terseLabel_en-US" xlink:label="lab_us-gaap_BalanceSheetLocationAxis_EFF8F2999A175CFFB03906E7037053BD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Balance Sheet Location [Axis] </link:label>
<link:label id="lab_us-gaap_BalanceSheetLocationAxis_18565D8398D6FF924A4269B7492BE291_label_en-US" xlink:label="lab_us-gaap_BalanceSheetLocationAxis_EFF8F2999A175CFFB03906E7037053BD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Balance Sheet Location [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_BalanceSheetLocationAxis" xlink:label="loc_us-gaap_BalanceSheetLocationAxis_EFF8F2999A175CFFB03906E7037053BD" xlink:type="locator"/>
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<link:label id="lab_us-gaap_BalanceSheetLocationDomain_41BBBB440EFEBE8E8EAB69B7492B0397_label_en-US" xlink:label="lab_us-gaap_BalanceSheetLocationDomain_476E8BB0F0EC51FA9DE5B7F4B55C9B58" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Balance Sheet Location [Domain] </link:label>
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<link:label id="lab_amr_DerivativeAssetsCurrentMember_59EEC4048B3AC5D5975669B7492BBA43_terseLabel_en-US" xlink:label="lab_amr_DerivativeAssetsCurrentMember_934A88C7236A5906896C35505D7D8161" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Derivatives, current assets </link:label>
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<link:loc xlink:href="amr-20191231.xsd#amr_DerivativeAssetsCurrentMember" xlink:label="loc_amr_DerivativeAssetsCurrentMember_934A88C7236A5906896C35505D7D8161" xlink:type="locator"/>
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<link:label id="lab_amr_DerivativeAssetNonCurrentMember_4F3124D6D9CD0670AD7669B7492BF424_terseLabel_en-US" xlink:label="lab_amr_DerivativeAssetNonCurrentMember_EAF4CD548EA05080BEB3C12D5DE2D96E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Derivatives, long-term assets </link:label>
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<link:label id="lab_amr_DerivativeLiabilitiesCurrentMember_429B261EE44359A03B6869B7492C28B5_terseLabel_en-US" xlink:label="lab_amr_DerivativeLiabilitiesCurrentMember_099F9BDBA52053BBB3C850BF0DB50952" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Derivatives, current liabilities </link:label>
<link:label id="lab_amr_DerivativeLiabilitiesCurrentMember_429B261EE44359A03B6869B7492C28B5_label_en-US" xlink:label="lab_amr_DerivativeLiabilitiesCurrentMember_099F9BDBA52053BBB3C850BF0DB50952" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative Liabilities Current [Member] </link:label>
<link:label id="lab_amr_DerivativeLiabilitiesCurrentMember_429B261EE44359A03B6869B7492C28B5_documentation_en-US" xlink:label="lab_amr_DerivativeLiabilitiesCurrentMember_099F9BDBA52053BBB3C850BF0DB50952" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Derivative liabilities, current </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_DerivativeLiabilitiesCurrentMember" xlink:label="loc_amr_DerivativeLiabilitiesCurrentMember_099F9BDBA52053BBB3C850BF0DB50952" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_DerivativeLiabilitiesCurrentMember_099F9BDBA52053BBB3C850BF0DB50952" xlink:to="lab_amr_DerivativeLiabilitiesCurrentMember_099F9BDBA52053BBB3C850BF0DB50952" xlink:type="arc"/>
<link:label id="lab_amr_DerivativeLiabilitiesNonCurrentMember_5610E0E79053EFEF7C4C69B7492C7A8A_terseLabel_en-US" xlink:label="lab_amr_DerivativeLiabilitiesNonCurrentMember_9D70F311300E55B7A62162FBCC4D00A1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Derivatives, long-term liabilities </link:label>
<link:label id="lab_amr_DerivativeLiabilitiesNonCurrentMember_5610E0E79053EFEF7C4C69B7492C7A8A_label_en-US" xlink:label="lab_amr_DerivativeLiabilitiesNonCurrentMember_9D70F311300E55B7A62162FBCC4D00A1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative Liabilities Non Current [Member] </link:label>
<link:label id="lab_amr_DerivativeLiabilitiesNonCurrentMember_5610E0E79053EFEF7C4C69B7492C7A8A_documentation_en-US" xlink:label="lab_amr_DerivativeLiabilitiesNonCurrentMember_9D70F311300E55B7A62162FBCC4D00A1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Derivative liabilities, non-current. </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_DerivativeLiabilitiesNonCurrentMember" xlink:label="loc_amr_DerivativeLiabilitiesNonCurrentMember_9D70F311300E55B7A62162FBCC4D00A1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_DerivativeLiabilitiesNonCurrentMember_9D70F311300E55B7A62162FBCC4D00A1" xlink:to="lab_amr_DerivativeLiabilitiesNonCurrentMember_9D70F311300E55B7A62162FBCC4D00A1" xlink:type="arc"/>
<link:label id="lab_us-gaap_DerivativesFairValueLineItems_7E34C9F3CFA3DE3D869D69B7492C23A8_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativesFairValueLineItems_05E41863B37B53A282F32A6D0AB58AC9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Derivatives, Fair Value [Line Items] </link:label>
<link:label id="lab_us-gaap_DerivativesFairValueLineItems_7E34C9F3CFA3DE3D869D69B7492C23A8_label_en-US" xlink:label="lab_us-gaap_DerivativesFairValueLineItems_05E41863B37B53A282F32A6D0AB58AC9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivatives, Fair Value [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DerivativesFairValueLineItems" xlink:label="loc_us-gaap_DerivativesFairValueLineItems_05E41863B37B53A282F32A6D0AB58AC9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativesFairValueLineItems_05E41863B37B53A282F32A6D0AB58AC9" xlink:to="lab_us-gaap_DerivativesFairValueLineItems_05E41863B37B53A282F32A6D0AB58AC9" xlink:type="arc"/>
<link:label id="lab_us-gaap_DerivativeFairValueOfDerivativeAsset_17F999FE1B8D08380B5A69B7492C5875_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeFairValueOfDerivativeAsset_71E3E3FE9D0453DBB9D335AC32E74C5A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Gross fair value of assets </link:label>
<link:label id="lab_us-gaap_DerivativeFairValueOfDerivativeAsset_17F999FE1B8D08380B5A69B7492C5875_label_en-US" xlink:label="lab_us-gaap_DerivativeFairValueOfDerivativeAsset_71E3E3FE9D0453DBB9D335AC32E74C5A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative Asset, Fair Value, Gross Asset </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeAsset" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeAsset_71E3E3FE9D0453DBB9D335AC32E74C5A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeFairValueOfDerivativeAsset_71E3E3FE9D0453DBB9D335AC32E74C5A" xlink:to="lab_us-gaap_DerivativeFairValueOfDerivativeAsset_71E3E3FE9D0453DBB9D335AC32E74C5A" xlink:type="arc"/>
<link:label id="lab_us-gaap_DerivativeAssetFairValueGrossLiability_63704EA78622E6418D5269B7492C3BA5_negatedLabel_en-US" xlink:label="lab_us-gaap_DerivativeAssetFairValueGrossLiability_16E5AC6C43B158758AE228B53157BB59" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Gross liabilities offset against assets in the Balance Sheet </link:label>
<link:label id="lab_us-gaap_DerivativeAssetFairValueGrossLiability_63704EA78622E6418D5269B7492C3BA5_label_en-US" xlink:label="lab_us-gaap_DerivativeAssetFairValueGrossLiability_16E5AC6C43B158758AE228B53157BB59" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative Asset, Fair Value, Gross Liability </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DerivativeAssetFairValueGrossLiability" xlink:label="loc_us-gaap_DerivativeAssetFairValueGrossLiability_16E5AC6C43B158758AE228B53157BB59" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeAssetFairValueGrossLiability_16E5AC6C43B158758AE228B53157BB59" xlink:to="lab_us-gaap_DerivativeAssetFairValueGrossLiability_16E5AC6C43B158758AE228B53157BB59" xlink:type="arc"/>
<link:label id="lab_us-gaap_DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral_71ACD1D0BE775905916769B7492DEB31_totalLabel_en-US" xlink:label="lab_us-gaap_DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral_1F4EE973BD6056488B7227834BEC2AAD" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Net fair value of assets presented in the Balance Sheet </link:label>
<link:label id="lab_us-gaap_DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral_71ACD1D0BE775905916769B7492DEB31_label_en-US" xlink:label="lab_us-gaap_DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral_1F4EE973BD6056488B7227834BEC2AAD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative Asset, Fair Value, Amount Not Offset Against Collateral </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral_1F4EE973BD6056488B7227834BEC2AAD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral_1F4EE973BD6056488B7227834BEC2AAD" xlink:to="lab_us-gaap_DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral_1F4EE973BD6056488B7227834BEC2AAD" xlink:type="arc"/>
<link:label id="lab_us-gaap_DerivativeFairValueOfDerivativeLiability_C90759ED33DE99BCC8E369B7492DA709_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeFairValueOfDerivativeLiability_6062B69790F550B7ABFE04F83205FEBF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Gross fair value of liabilities </link:label>
<link:label id="lab_us-gaap_DerivativeFairValueOfDerivativeLiability_C90759ED33DE99BCC8E369B7492DA709_label_en-US" xlink:label="lab_us-gaap_DerivativeFairValueOfDerivativeLiability_6062B69790F550B7ABFE04F83205FEBF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative Liability, Fair Value, Gross Liability </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeLiability" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeLiability_6062B69790F550B7ABFE04F83205FEBF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeFairValueOfDerivativeLiability_6062B69790F550B7ABFE04F83205FEBF" xlink:to="lab_us-gaap_DerivativeFairValueOfDerivativeLiability_6062B69790F550B7ABFE04F83205FEBF" xlink:type="arc"/>
<link:label id="lab_us-gaap_DerivativeLiabilityFairValueGrossAsset_FE9E495BBE35A50FD17F69B7492D8AD2_negatedLabel_en-US" xlink:label="lab_us-gaap_DerivativeLiabilityFairValueGrossAsset_A5DEF6BF4543550487122CCB3C9B16F7" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Gross assets offset against liabilities in the Balance Sheet </link:label>
<link:label id="lab_us-gaap_DerivativeLiabilityFairValueGrossAsset_FE9E495BBE35A50FD17F69B7492D8AD2_label_en-US" xlink:label="lab_us-gaap_DerivativeLiabilityFairValueGrossAsset_A5DEF6BF4543550487122CCB3C9B16F7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative Liability, Fair Value, Gross Asset </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DerivativeLiabilityFairValueGrossAsset" xlink:label="loc_us-gaap_DerivativeLiabilityFairValueGrossAsset_A5DEF6BF4543550487122CCB3C9B16F7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeLiabilityFairValueGrossAsset_A5DEF6BF4543550487122CCB3C9B16F7" xlink:to="lab_us-gaap_DerivativeLiabilityFairValueGrossAsset_A5DEF6BF4543550487122CCB3C9B16F7" xlink:type="arc"/>
<link:label id="lab_us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral_1F05DA5284A643416D8B69B7492D9A8A_totalLabel_en-US" xlink:label="lab_us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral_54DFB11EAA0B54A58A02CD3B27F0C952" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Net fair value of liabilities presented in the Balance Sheet </link:label>
<link:label id="lab_us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral_1F05DA5284A643416D8B69B7492D9A8A_label_en-US" xlink:label="lab_us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral_54DFB11EAA0B54A58A02CD3B27F0C952" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative Liability, Fair Value, Amount Not Offset Against Collateral </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral_54DFB11EAA0B54A58A02CD3B27F0C952" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral_54DFB11EAA0B54A58A02CD3B27F0C952" xlink:to="lab_us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral_54DFB11EAA0B54A58A02CD3B27F0C952" xlink:type="arc"/>
<link:label id="lab_us-gaap_StatementOfPartnersCapitalAbstract_2BC0CF2D607598D0B08B879E74ED31DF_label_en-US" xlink:label="lab_us-gaap_StatementOfPartnersCapitalAbstract_D998E041F68B574B81076BC1BC20CD73" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Statement of Partners' Capital [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StatementOfPartnersCapitalAbstract" xlink:label="loc_us-gaap_StatementOfPartnersCapitalAbstract_D998E041F68B574B81076BC1BC20CD73" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementOfPartnersCapitalAbstract_D998E041F68B574B81076BC1BC20CD73" xlink:to="lab_us-gaap_StatementOfPartnersCapitalAbstract_D998E041F68B574B81076BC1BC20CD73" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInPartnersCapitalRollForward_16B7AC67B9D2BC4C1377879E74EF19A5_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInPartnersCapitalRollForward_AE1B37B4FA5F5F6882B29DACB094E7AC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Partners' Capital [Roll Forward] </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInPartnersCapitalRollForward_16B7AC67B9D2BC4C1377879E74EF19A5_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInPartnersCapitalRollForward_AE1B37B4FA5F5F6882B29DACB094E7AC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Partners' Capital [Roll Forward] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncreaseDecreaseInPartnersCapitalRollForward" xlink:label="loc_us-gaap_IncreaseDecreaseInPartnersCapitalRollForward_AE1B37B4FA5F5F6882B29DACB094E7AC" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PartnersCapital_F723B564CA0020B1F1EC879E74EFACF4_periodStartLabel_en-US" xlink:label="lab_us-gaap_PartnersCapital_2D083BFD46565A7D831CEDB31FC81980" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US"> Balance </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PartnersCapital" xlink:label="loc_us-gaap_PartnersCapital_2D083BFD46565A7D831CEDB31FC81980" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PartnersCapital_2D083BFD46565A7D831CEDB31FC81980" xlink:to="lab_us-gaap_PartnersCapital_2D083BFD46565A7D831CEDB31FC81980" xlink:type="arc"/>
<link:label id="lab_amr_PartnersCapitalAccountDistributionOfNetLiability_76E73801F2D413897D0A879E74F07EF2_terseLabel_en-US" xlink:label="lab_amr_PartnersCapitalAccountDistributionOfNetLiability_D69322BFB466543B916464F7C8BE1E10" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Distribution of non-STACK oil and gas assets, net of associated liabilities </link:label>
<link:label id="lab_amr_PartnersCapitalAccountDistributionOfNetLiability_76E73801F2D413897D0A879E74F07EF2_label_en-US" xlink:label="lab_amr_PartnersCapitalAccountDistributionOfNetLiability_D69322BFB466543B916464F7C8BE1E10" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Partners' Capital Account, Distribution Of Net Liability </link:label>
<link:label id="lab_amr_PartnersCapitalAccountDistributionOfNetLiability_76E73801F2D413897D0A879E74F07EF2_documentation_en-US" xlink:label="lab_amr_PartnersCapitalAccountDistributionOfNetLiability_D69322BFB466543B916464F7C8BE1E10" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Partners' Capital Account, Distribution Of Net Liability </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_PartnersCapitalAccountDistributionOfNetLiability" xlink:label="loc_amr_PartnersCapitalAccountDistributionOfNetLiability_D69322BFB466543B916464F7C8BE1E10" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PartnersCapital_07669197DE3B8FC408D1879E74F094F5_periodEndLabel_en-US" xlink:label="lab_us-gaap_PartnersCapital_1BC2ACC0DC8A504F97393AF5EB723F0F" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US"> Balance </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PartnersCapital" xlink:label="loc_us-gaap_PartnersCapital_1BC2ACC0DC8A504F97393AF5EB723F0F" xlink:type="locator"/>
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<link:label id="lab_amr_AltaMesaCreditFacilityMember_AFE37BF2BBCB74A24B41AB15D19D432F_terseLabel_en-US" xlink:label="lab_amr_AltaMesaCreditFacilityMember_AFE37BF2BBCB74A24B41AB15D19D432F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Alta Mesa Credit Facility </link:label>
<link:label id="lab_amr_AltaMesaCreditFacilityMember_AFE37BF2BBCB74A24B41AB15D19D432F_label_en-US" xlink:label="lab_amr_AltaMesaCreditFacilityMember_AFE37BF2BBCB74A24B41AB15D19D432F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Alta Mesa Credit Facility [Member] </link:label>
<link:label id="lab_amr_AltaMesaCreditFacilityMember_AFE37BF2BBCB74A24B41AB15D19D432F_documentation_en-US" xlink:label="lab_amr_AltaMesaCreditFacilityMember_AFE37BF2BBCB74A24B41AB15D19D432F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Alta Mesa Credit Facility [Member] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_AltaMesaCreditFacilityMember" xlink:label="loc_amr_AltaMesaCreditFacilityMember_AFE37BF2BBCB74A24B41AB15D19D432F" xlink:type="locator"/>
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<link:label id="lab_amr_KingfisherCreditFacilityMember_15ECB537C882C8124050AB15D19E1C75_terseLabel_en-US" xlink:label="lab_amr_KingfisherCreditFacilityMember_15ECB537C882C8124050AB15D19E1C75" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> KFM Credit Facility </link:label>
<link:label id="lab_amr_KingfisherCreditFacilityMember_15ECB537C882C8124050AB15D19E1C75_label_en-US" xlink:label="lab_amr_KingfisherCreditFacilityMember_15ECB537C882C8124050AB15D19E1C75" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Kingfisher Credit Facility [Member] </link:label>
<link:label id="lab_amr_KingfisherCreditFacilityMember_15ECB537C882C8124050AB15D19E1C75_documentation_en-US" xlink:label="lab_amr_KingfisherCreditFacilityMember_15ECB537C882C8124050AB15D19E1C75" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Kingfisher Credit Facility [Member] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_KingfisherCreditFacilityMember" xlink:label="loc_amr_KingfisherCreditFacilityMember_15ECB537C882C8124050AB15D19E1C75" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_KingfisherCreditFacilityMember_15ECB537C882C8124050AB15D19E1C75" xlink:to="lab_amr_KingfisherCreditFacilityMember_15ECB537C882C8124050AB15D19E1C75" xlink:type="arc"/>
<link:label id="lab_amr_AmendmentToKFMCreditFacilityMember_0FA1172A4048872B2BA5AB15D19E2745_terseLabel_en-US" xlink:label="lab_amr_AmendmentToKFMCreditFacilityMember_0FA1172A4048872B2BA5AB15D19E2745" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Amendment to KFM Credit Facility </link:label>
<link:label id="lab_amr_AmendmentToKFMCreditFacilityMember_0FA1172A4048872B2BA5AB15D19E2745_label_en-US" xlink:label="lab_amr_AmendmentToKFMCreditFacilityMember_0FA1172A4048872B2BA5AB15D19E2745" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Amendment To KFM Credit Facility [Member] </link:label>
<link:label id="lab_amr_AmendmentToKFMCreditFacilityMember_0FA1172A4048872B2BA5AB15D19E2745_documentation_en-US" xlink:label="lab_amr_AmendmentToKFMCreditFacilityMember_0FA1172A4048872B2BA5AB15D19E2745" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Amendment To KFM Credit Facility [Member] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_AmendmentToKFMCreditFacilityMember" xlink:label="loc_amr_AmendmentToKFMCreditFacilityMember_0FA1172A4048872B2BA5AB15D19E2745" xlink:type="locator"/>
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<link:label id="lab_us-gaap_VariableRateAxis_4B2471F90B147E03347AAB15D19FEEBB_terseLabel_en-US" xlink:label="lab_us-gaap_VariableRateAxis_4B2471F90B147E03347AAB15D19FEEBB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Variable Rate [Axis] </link:label>
<link:label id="lab_us-gaap_VariableRateAxis_4B2471F90B147E03347AAB15D19FEEBB_label_en-US" xlink:label="lab_us-gaap_VariableRateAxis_4B2471F90B147E03347AAB15D19FEEBB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Variable Rate [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_VariableRateAxis" xlink:label="loc_us-gaap_VariableRateAxis_4B2471F90B147E03347AAB15D19FEEBB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_VariableRateAxis_4B2471F90B147E03347AAB15D19FEEBB" xlink:to="lab_us-gaap_VariableRateAxis_4B2471F90B147E03347AAB15D19FEEBB" xlink:type="arc"/>
<link:label id="lab_us-gaap_VariableRateDomain_B8EBC4F84C3BD8198900AB15D19F0A52_terseLabel_en-US" xlink:label="lab_us-gaap_VariableRateDomain_B8EBC4F84C3BD8198900AB15D19F0A52" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Variable Rate [Domain] </link:label>
<link:label id="lab_us-gaap_VariableRateDomain_B8EBC4F84C3BD8198900AB15D19F0A52_label_en-US" xlink:label="lab_us-gaap_VariableRateDomain_B8EBC4F84C3BD8198900AB15D19F0A52" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Variable Rate [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_VariableRateDomain" xlink:label="loc_us-gaap_VariableRateDomain_B8EBC4F84C3BD8198900AB15D19F0A52" xlink:type="locator"/>
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<link:label id="lab_us-gaap_EurodollarMember_FD979B365D0983A06ED0AB15D1A069ED_terseLabel_en-US" xlink:label="lab_us-gaap_EurodollarMember_FD979B365D0983A06ED0AB15D1A069ED" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Eurodollar </link:label>
<link:label id="lab_us-gaap_EurodollarMember_FD979B365D0983A06ED0AB15D1A069ED_label_en-US" xlink:label="lab_us-gaap_EurodollarMember_FD979B365D0983A06ED0AB15D1A069ED" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Eurodollar [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_EurodollarMember" xlink:label="loc_us-gaap_EurodollarMember_FD979B365D0983A06ED0AB15D1A069ED" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FederalFundsEffectiveSwapRateMember_32B4C9A4BFBCAA745C81AB15D1A0E1DC_terseLabel_en-US" xlink:label="lab_us-gaap_FederalFundsEffectiveSwapRateMember_32B4C9A4BFBCAA745C81AB15D1A0E1DC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Federal funds rate </link:label>
<link:label id="lab_us-gaap_FederalFundsEffectiveSwapRateMember_32B4C9A4BFBCAA745C81AB15D1A0E1DC_label_en-US" xlink:label="lab_us-gaap_FederalFundsEffectiveSwapRateMember_32B4C9A4BFBCAA745C81AB15D1A0E1DC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Federal Funds Effective Swap Rate [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_FederalFundsEffectiveSwapRateMember" xlink:label="loc_us-gaap_FederalFundsEffectiveSwapRateMember_32B4C9A4BFBCAA745C81AB15D1A0E1DC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FederalFundsEffectiveSwapRateMember_32B4C9A4BFBCAA745C81AB15D1A0E1DC" xlink:to="lab_us-gaap_FederalFundsEffectiveSwapRateMember_32B4C9A4BFBCAA745C81AB15D1A0E1DC" xlink:type="arc"/>
<link:label id="lab_us-gaap_SeniorNotesMember_7A0FD7E87DC0C2E4A7C1AB15D1A2E8CC_terseLabel_en-US" xlink:label="lab_us-gaap_SeniorNotesMember_7A0FD7E87DC0C2E4A7C1AB15D1A2E8CC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Senior Notes </link:label>
<link:label id="lab_us-gaap_SeniorNotesMember_7A0FD7E87DC0C2E4A7C1AB15D1A2E8CC_label_en-US" xlink:label="lab_us-gaap_SeniorNotesMember_7A0FD7E87DC0C2E4A7C1AB15D1A2E8CC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Senior Notes [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_SeniorNotesMember" xlink:label="loc_us-gaap_SeniorNotesMember_7A0FD7E87DC0C2E4A7C1AB15D1A2E8CC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SeniorNotesMember_7A0FD7E87DC0C2E4A7C1AB15D1A2E8CC" xlink:to="lab_us-gaap_SeniorNotesMember_7A0FD7E87DC0C2E4A7C1AB15D1A2E8CC" xlink:type="arc"/>
<link:label id="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_B4AD2100FC7FC581A8F8AB15D1A324B8_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_B4AD2100FC7FC581A8F8AB15D1A324B8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Maximum credit </link:label>
<link:label id="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_B4AD2100FC7FC581A8F8AB15D1A324B8_label_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_B4AD2100FC7FC581A8F8AB15D1A324B8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Line of Credit Facility, Maximum Borrowing Capacity </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity" xlink:label="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_B4AD2100FC7FC581A8F8AB15D1A324B8" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity_2D8DBDDA0A2C40476E8FAB15D1A3038A_verboseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity_2D8DBDDA0A2C40476E8FAB15D1A3038A" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Borrowing base </link:label>
<link:label id="lab_us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity_2D8DBDDA0A2C40476E8FAB15D1A3038A_label_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity_2D8DBDDA0A2C40476E8FAB15D1A3038A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Line of Credit Facility, Current Borrowing Capacity </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity" xlink:label="loc_us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity_2D8DBDDA0A2C40476E8FAB15D1A3038A" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LineOfCreditFacilityPeriodicPayment_48728664532171219821AB3AD3ABC4B4_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityPeriodicPayment_48728664532171219821AB3AD3ABC4B4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Installment payment </link:label>
<link:label id="lab_us-gaap_LineOfCreditFacilityPeriodicPayment_48728664532171219821AB3AD3ABC4B4_label_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityPeriodicPayment_48728664532171219821AB3AD3ABC4B4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Line of Credit Facility, Periodic Payment </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LineOfCreditFacilityPeriodicPayment" xlink:label="loc_us-gaap_LineOfCreditFacilityPeriodicPayment_48728664532171219821AB3AD3ABC4B4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LineOfCreditFacilityPeriodicPayment_48728664532171219821AB3AD3ABC4B4" xlink:to="lab_us-gaap_LineOfCreditFacilityPeriodicPayment_48728664532171219821AB3AD3ABC4B4" xlink:type="arc"/>
<link:label id="lab_us-gaap_LettersOfCreditOutstandingAmount_BF20DF33C54B4D862177AB15D1A3A89E_terseLabel_en-US" xlink:label="lab_us-gaap_LettersOfCreditOutstandingAmount_BF20DF33C54B4D862177AB15D1A3A89E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Letter of credit outstanding </link:label>
<link:label id="lab_us-gaap_LettersOfCreditOutstandingAmount_BF20DF33C54B4D862177AB15D1A3A89E_label_en-US" xlink:label="lab_us-gaap_LettersOfCreditOutstandingAmount_BF20DF33C54B4D862177AB15D1A3A89E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Letters of Credit Outstanding, Amount </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LettersOfCreditOutstandingAmount" xlink:label="loc_us-gaap_LettersOfCreditOutstandingAmount_BF20DF33C54B4D862177AB15D1A3A89E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_D4B08BA8BA177902107CAB15D1A31508_verboseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_D4B08BA8BA177902107CAB15D1A31508" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Margin interest rate </link:label>
<link:label id="lab_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_D4B08BA8BA177902107CAB15D1A31508_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_D4B08BA8BA177902107CAB15D1A31508" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Basis Spread on Variable Rate </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DebtInstrumentBasisSpreadOnVariableRate1" xlink:label="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_D4B08BA8BA177902107CAB15D1A31508" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DebtWeightedAverageInterestRate_A56E78A4CE308BB7A5A0AB15D1A33C3C_terseLabel_en-US" xlink:label="lab_us-gaap_DebtWeightedAverageInterestRate_A56E78A4CE308BB7A5A0AB15D1A33C3C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Interest rate </link:label>
<link:label id="lab_us-gaap_DebtWeightedAverageInterestRate_A56E78A4CE308BB7A5A0AB15D1A33C3C_label_en-US" xlink:label="lab_us-gaap_DebtWeightedAverageInterestRate_A56E78A4CE308BB7A5A0AB15D1A33C3C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt, Weighted Average Interest Rate </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DebtWeightedAverageInterestRate" xlink:label="loc_us-gaap_DebtWeightedAverageInterestRate_A56E78A4CE308BB7A5A0AB15D1A33C3C" xlink:type="locator"/>
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<link:label id="lab_amr_DebtWeightedAverageInterestRatePenaltyMarginBorrowingBaseDeficiency_176324D6B41C96783876AB15D1A4C0C6_terseLabel_en-US" xlink:label="lab_amr_DebtWeightedAverageInterestRatePenaltyMarginBorrowingBaseDeficiency_176324D6B41C96783876AB15D1A4C0C6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Interest rate due to borrowing base deficiency </link:label>
<link:label id="lab_amr_DebtWeightedAverageInterestRatePenaltyMarginBorrowingBaseDeficiency_176324D6B41C96783876AB15D1A4C0C6_label_en-US" xlink:label="lab_amr_DebtWeightedAverageInterestRatePenaltyMarginBorrowingBaseDeficiency_176324D6B41C96783876AB15D1A4C0C6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt, Weighted Average Interest Rate, Penalty Margin, Borrowing Base Deficiency </link:label>
<link:label id="lab_amr_DebtWeightedAverageInterestRatePenaltyMarginBorrowingBaseDeficiency_176324D6B41C96783876AB15D1A4C0C6_documentation_en-US" xlink:label="lab_amr_DebtWeightedAverageInterestRatePenaltyMarginBorrowingBaseDeficiency_176324D6B41C96783876AB15D1A4C0C6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Debt, Weighted Average Interest Rate, Penalty Margin, Borrowing Base Deficiency </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_DebtWeightedAverageInterestRatePenaltyMarginBorrowingBaseDeficiency" xlink:label="loc_amr_DebtWeightedAverageInterestRatePenaltyMarginBorrowingBaseDeficiency_176324D6B41C96783876AB15D1A4C0C6" xlink:type="locator"/>
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<link:label id="lab_amr_DebtWeightedAverageInterestRatePenaltyMarginDefault_2587D8AEF48E5663587CAB15D1A459FF_terseLabel_en-US" xlink:label="lab_amr_DebtWeightedAverageInterestRatePenaltyMarginDefault_2587D8AEF48E5663587CAB15D1A459FF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Interest rate due to default </link:label>
<link:label id="lab_amr_DebtWeightedAverageInterestRatePenaltyMarginDefault_2587D8AEF48E5663587CAB15D1A459FF_label_en-US" xlink:label="lab_amr_DebtWeightedAverageInterestRatePenaltyMarginDefault_2587D8AEF48E5663587CAB15D1A459FF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt, Weighted Average Interest Rate, Penalty Margin, Default </link:label>
<link:label id="lab_amr_DebtWeightedAverageInterestRatePenaltyMarginDefault_2587D8AEF48E5663587CAB15D1A459FF_documentation_en-US" xlink:label="lab_amr_DebtWeightedAverageInterestRatePenaltyMarginDefault_2587D8AEF48E5663587CAB15D1A459FF" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Debt, Weighted Average Interest Rate, Penalty Margin, Default </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_DebtWeightedAverageInterestRatePenaltyMarginDefault" xlink:label="loc_amr_DebtWeightedAverageInterestRatePenaltyMarginDefault_2587D8AEF48E5663587CAB15D1A459FF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_DebtWeightedAverageInterestRatePenaltyMarginDefault_2587D8AEF48E5663587CAB15D1A459FF" xlink:to="lab_amr_DebtWeightedAverageInterestRatePenaltyMarginDefault_2587D8AEF48E5663587CAB15D1A459FF" xlink:type="arc"/>
<link:label id="lab_us-gaap_LineOfCredit_4A76AFBBF50CD02C739AAB15D1A4F2F7_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCredit_4A76AFBBF50CD02C739AAB15D1A4F2F7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Outstanding borrowings </link:label>
<link:label id="lab_us-gaap_LineOfCredit_4A76AFBBF50CD02C739AAB15D1A4F2F7_label_en-US" xlink:label="lab_us-gaap_LineOfCredit_4A76AFBBF50CD02C739AAB15D1A4F2F7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Line of Credit </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LineOfCredit" xlink:label="loc_us-gaap_LineOfCredit_4A76AFBBF50CD02C739AAB15D1A4F2F7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LineOfCredit_4A76AFBBF50CD02C739AAB15D1A4F2F7" xlink:to="lab_us-gaap_LineOfCredit_4A76AFBBF50CD02C739AAB15D1A4F2F7" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtInstrumentUnamortizedPremium_DB97A97C1285FF467B67AB15D1A59FD3_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentUnamortizedPremium_DB97A97C1285FF467B67AB15D1A59FD3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Unamortized premium </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DebtInstrumentUnamortizedPremium" xlink:label="loc_us-gaap_DebtInstrumentUnamortizedPremium_DB97A97C1285FF467B67AB15D1A59FD3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentUnamortizedPremium_DB97A97C1285FF467B67AB15D1A59FD3" xlink:to="lab_us-gaap_DebtInstrumentUnamortizedPremium_DB97A97C1285FF467B67AB15D1A59FD3" xlink:type="arc"/>
<link:label id="lab_us-gaap_AmortizationOfDebtDiscountPremium_CB32EA9E40339BA63E1AAB15D1A528BD_terseLabel_en-US" xlink:label="lab_us-gaap_AmortizationOfDebtDiscountPremium_CB32EA9E40339BA63E1AAB15D1A528BD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Amortization of debt premium </link:label>
<link:label id="lab_us-gaap_AmortizationOfDebtDiscountPremium_CB32EA9E40339BA63E1AAB15D1A528BD_label_en-US" xlink:label="lab_us-gaap_AmortizationOfDebtDiscountPremium_CB32EA9E40339BA63E1AAB15D1A528BD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Amortization of Debt Discount (Premium) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AmortizationOfDebtDiscountPremium" xlink:label="loc_us-gaap_AmortizationOfDebtDiscountPremium_CB32EA9E40339BA63E1AAB15D1A528BD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AmortizationOfDebtDiscountPremium_CB32EA9E40339BA63E1AAB15D1A528BD" xlink:to="lab_us-gaap_AmortizationOfDebtDiscountPremium_CB32EA9E40339BA63E1AAB15D1A528BD" xlink:type="arc"/>
<link:label id="lab_us-gaap_AccountsPayableCurrent_F5D2A413F73EC0835622AB15D1490756_verboseLabel_en-US" xlink:label="lab_us-gaap_AccountsPayableCurrent_F5D2A413F73EC0835622AB15D1490756" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Accounts payable </link:label>
<link:label id="lab_us-gaap_AccountsPayableCurrent_F5D2A413F73EC0835622AB15D1490756_label_en-US" xlink:label="lab_us-gaap_AccountsPayableCurrent_F5D2A413F73EC0835622AB15D1490756" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accounts Payable, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AccountsPayableCurrent" xlink:label="loc_us-gaap_AccountsPayableCurrent_F5D2A413F73EC0835622AB15D1490756" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountsPayableCurrent_F5D2A413F73EC0835622AB15D1490756" xlink:to="lab_us-gaap_AccountsPayableCurrent_F5D2A413F73EC0835622AB15D1490756" xlink:type="arc"/>
<link:label id="lab_amr_Accuredcapitalexpenditures_90F458D8DCE71470FB02AB15D149A8F9_terseLabel_en-US" xlink:label="lab_amr_Accuredcapitalexpenditures_90F458D8DCE71470FB02AB15D149A8F9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accruals for capital expenditures </link:label>
<link:label id="lab_amr_Accuredcapitalexpenditures_90F458D8DCE71470FB02AB15D149A8F9_label_en-US" xlink:label="lab_amr_Accuredcapitalexpenditures_90F458D8DCE71470FB02AB15D149A8F9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> AccuredCapitalExpenditures </link:label>
<link:label id="lab_amr_Accuredcapitalexpenditures_90F458D8DCE71470FB02AB15D149A8F9_documentation_en-US" xlink:label="lab_amr_Accuredcapitalexpenditures_90F458D8DCE71470FB02AB15D149A8F9" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Accrued capital expenditures </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_Accuredcapitalexpenditures" xlink:label="loc_amr_Accuredcapitalexpenditures_90F458D8DCE71470FB02AB15D149A8F9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_Accuredcapitalexpenditures_90F458D8DCE71470FB02AB15D149A8F9" xlink:to="lab_amr_Accuredcapitalexpenditures_90F458D8DCE71470FB02AB15D149A8F9" xlink:type="arc"/>
<link:label id="lab_amr_RevenuesAndRoyaltiesPayable_C85E6BB0C6DDD94FEC4FAB15D149AFB0_verboseLabel_en-US" xlink:label="lab_amr_RevenuesAndRoyaltiesPayable_C85E6BB0C6DDD94FEC4FAB15D149AFB0" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Revenue and royalties payable </link:label>
<link:label id="lab_amr_RevenuesAndRoyaltiesPayable_C85E6BB0C6DDD94FEC4FAB15D149AFB0_label_en-US" xlink:label="lab_amr_RevenuesAndRoyaltiesPayable_C85E6BB0C6DDD94FEC4FAB15D149AFB0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Revenues and Royalties Payable </link:label>
<link:label id="lab_amr_RevenuesAndRoyaltiesPayable_C85E6BB0C6DDD94FEC4FAB15D149AFB0_documentation_en-US" xlink:label="lab_amr_RevenuesAndRoyaltiesPayable_C85E6BB0C6DDD94FEC4FAB15D149AFB0" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Revenues and royalties payable. </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_RevenuesAndRoyaltiesPayable" xlink:label="loc_amr_RevenuesAndRoyaltiesPayable_C85E6BB0C6DDD94FEC4FAB15D149AFB0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_RevenuesAndRoyaltiesPayable_C85E6BB0C6DDD94FEC4FAB15D149AFB0" xlink:to="lab_amr_RevenuesAndRoyaltiesPayable_C85E6BB0C6DDD94FEC4FAB15D149AFB0" xlink:type="arc"/>
<link:label id="lab_amr_OperatingExpensesAndTaxesAccrued_91BA60C0DC1C1042B00FAB15D1495201_verboseLabel_en-US" xlink:label="lab_amr_OperatingExpensesAndTaxesAccrued_91BA60C0DC1C1042B00FAB15D1495201" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Accruals for operating expenses </link:label>
<link:label id="lab_amr_OperatingExpensesAndTaxesAccrued_91BA60C0DC1C1042B00FAB15D1495201_label_en-US" xlink:label="lab_amr_OperatingExpensesAndTaxesAccrued_91BA60C0DC1C1042B00FAB15D1495201" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Expenses and Taxes Accrued </link:label>
<link:label id="lab_amr_OperatingExpensesAndTaxesAccrued_91BA60C0DC1C1042B00FAB15D1495201_documentation_en-US" xlink:label="lab_amr_OperatingExpensesAndTaxesAccrued_91BA60C0DC1C1042B00FAB15D1495201" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Operating expenses and taxes accrued. </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_OperatingExpensesAndTaxesAccrued" xlink:label="loc_amr_OperatingExpensesAndTaxesAccrued_91BA60C0DC1C1042B00FAB15D1495201" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_OperatingExpensesAndTaxesAccrued_91BA60C0DC1C1042B00FAB15D1495201" xlink:to="lab_amr_OperatingExpensesAndTaxesAccrued_91BA60C0DC1C1042B00FAB15D1495201" xlink:type="arc"/>
<link:label id="lab_us-gaap_InterestPayableCurrent_D369B1CE6EEC79F1D22FAB15D14939CD_terseLabel_en-US" xlink:label="lab_us-gaap_InterestPayableCurrent_D369B1CE6EEC79F1D22FAB15D14939CD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accrued interest </link:label>
<link:label id="lab_us-gaap_InterestPayableCurrent_D369B1CE6EEC79F1D22FAB15D14939CD_label_en-US" xlink:label="lab_us-gaap_InterestPayableCurrent_D369B1CE6EEC79F1D22FAB15D14939CD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Interest Payable, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_InterestPayableCurrent" xlink:label="loc_us-gaap_InterestPayableCurrent_D369B1CE6EEC79F1D22FAB15D14939CD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InterestPayableCurrent_D369B1CE6EEC79F1D22FAB15D14939CD" xlink:to="lab_us-gaap_InterestPayableCurrent_D369B1CE6EEC79F1D22FAB15D14939CD" xlink:type="arc"/>
<link:label id="lab_amr_DerivativesSettlementPayable_529A4702F80634C9BA24AB15D149B4C4_terseLabel_en-US" xlink:label="lab_amr_DerivativesSettlementPayable_529A4702F80634C9BA24AB15D149B4C4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Derivative settlements </link:label>
<link:label id="lab_amr_DerivativesSettlementPayable_529A4702F80634C9BA24AB15D149B4C4_label_en-US" xlink:label="lab_amr_DerivativesSettlementPayable_529A4702F80634C9BA24AB15D149B4C4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivatives settlement payable </link:label>
<link:label id="lab_amr_DerivativesSettlementPayable_529A4702F80634C9BA24AB15D149B4C4_documentation_en-US" xlink:label="lab_amr_DerivativesSettlementPayable_529A4702F80634C9BA24AB15D149B4C4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Derivatives settlement payable </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_DerivativesSettlementPayable" xlink:label="loc_amr_DerivativesSettlementPayable_529A4702F80634C9BA24AB15D149B4C4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_DerivativesSettlementPayable_529A4702F80634C9BA24AB15D149B4C4" xlink:to="lab_amr_DerivativesSettlementPayable_529A4702F80634C9BA24AB15D149B4C4" xlink:type="arc"/>
<link:label id="lab_us-gaap_OtherAccruedLiabilitiesCurrent_353A6C3634FB80D295BCAB15D14AB72D_verboseLabel_en-US" xlink:label="lab_us-gaap_OtherAccruedLiabilitiesCurrent_353A6C3634FB80D295BCAB15D14AB72D" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Other </link:label>
<link:label id="lab_us-gaap_OtherAccruedLiabilitiesCurrent_353A6C3634FB80D295BCAB15D14AB72D_label_en-US" xlink:label="lab_us-gaap_OtherAccruedLiabilitiesCurrent_353A6C3634FB80D295BCAB15D14AB72D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Accrued Liabilities, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OtherAccruedLiabilitiesCurrent" xlink:label="loc_us-gaap_OtherAccruedLiabilitiesCurrent_353A6C3634FB80D295BCAB15D14AB72D" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AccruedLiabilitiesCurrent_357D79D5B841BDA14607AB15D14A0774_totalLabel_en-US" xlink:label="lab_us-gaap_AccruedLiabilitiesCurrent_357D79D5B841BDA14607AB15D14A0774" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total accrued liabilities </link:label>
<link:label id="lab_us-gaap_AccruedLiabilitiesCurrent_357D79D5B841BDA14607AB15D14A0774_label_en-US" xlink:label="lab_us-gaap_AccruedLiabilitiesCurrent_357D79D5B841BDA14607AB15D14A0774" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accrued Liabilities, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AccruedLiabilitiesCurrent" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_357D79D5B841BDA14607AB15D14A0774" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_357D79D5B841BDA14607AB15D14A0774" xlink:to="lab_us-gaap_AccruedLiabilitiesCurrent_357D79D5B841BDA14607AB15D14A0774" xlink:type="arc"/>
<link:label id="lab_amr_LiabilitiesSubjectToCompromiseAccountsPayableAndAccruedLiabilitiesAndOtherLongTermLiabilities_04FF7777B1024CD58B4CAB4F088F637A_negatedTerseLabel_en-US" xlink:label="lab_amr_LiabilitiesSubjectToCompromiseAccountsPayableAndAccruedLiabilitiesAndOtherLongTermLiabilities_04FF7777B1024CD58B4CAB4F088F637A" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Less: liabilities subject to compromise </link:label>
<link:label id="lab_amr_LiabilitiesSubjectToCompromiseAccountsPayableAndAccruedLiabilitiesAndOtherLongTermLiabilities_04FF7777B1024CD58B4CAB4F088F637A_label_en-US" xlink:label="lab_amr_LiabilitiesSubjectToCompromiseAccountsPayableAndAccruedLiabilitiesAndOtherLongTermLiabilities_04FF7777B1024CD58B4CAB4F088F637A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liabilities Subject To Compromise, Accounts Payable And Accrued Liabilities And Other Long-Term Liabilities </link:label>
<link:label id="lab_amr_LiabilitiesSubjectToCompromiseAccountsPayableAndAccruedLiabilitiesAndOtherLongTermLiabilities_04FF7777B1024CD58B4CAB4F088F637A_documentation_en-US" xlink:label="lab_amr_LiabilitiesSubjectToCompromiseAccountsPayableAndAccruedLiabilitiesAndOtherLongTermLiabilities_04FF7777B1024CD58B4CAB4F088F637A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Liabilities Subject To Compromise, Accounts Payable And Accrued Liabilities And Other Long-Term Liabilities </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_LiabilitiesSubjectToCompromiseAccountsPayableAndAccruedLiabilitiesAndOtherLongTermLiabilities" xlink:label="loc_amr_LiabilitiesSubjectToCompromiseAccountsPayableAndAccruedLiabilitiesAndOtherLongTermLiabilities_04FF7777B1024CD58B4CAB4F088F637A" xlink:type="locator"/>
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<link:label id="lab_dei_CoverAbstract_58EC8E0F8AD34D278EE6AC20DB6B297E_label_en-US" xlink:label="lab_dei_CoverAbstract_58EC8E0F8AD34D278EE6AC20DB6B297E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cover page. </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_CoverAbstract" xlink:label="loc_dei_CoverAbstract_58EC8E0F8AD34D278EE6AC20DB6B297E" xlink:type="locator"/>
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<link:label id="lab_dei_DocumentInformationTable_76647608E6040DB4350DAC20DB6DC562_label_en-US" xlink:label="lab_dei_DocumentInformationTable_76647608E6040DB4350DAC20DB6DC562" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Document Information [Table] </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentInformationTable" xlink:label="loc_dei_DocumentInformationTable_76647608E6040DB4350DAC20DB6DC562" xlink:type="locator"/>
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<link:label id="lab_dei_DocumentInformationLineItems_1B43FC822083AAC3AC96AC20DB707C4C_terseLabel_en-US" xlink:label="lab_dei_DocumentInformationLineItems_1B43FC822083AAC3AC96AC20DB707C4C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Document Information [Line Items] </link:label>
<link:label id="lab_dei_DocumentInformationLineItems_1B43FC822083AAC3AC96AC20DB707C4C_label_en-US" xlink:label="lab_dei_DocumentInformationLineItems_1B43FC822083AAC3AC96AC20DB707C4C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Document Information [Line Items] </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentInformationLineItems" xlink:label="loc_dei_DocumentInformationLineItems_1B43FC822083AAC3AC96AC20DB707C4C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentInformationLineItems_1B43FC822083AAC3AC96AC20DB707C4C" xlink:to="lab_dei_DocumentInformationLineItems_1B43FC822083AAC3AC96AC20DB707C4C" xlink:type="arc"/>
<link:label id="lab_dei_DocumentType_4B9DDDE72A1242DC6EFAAC20DB70DF2F_terseLabel_en-US" xlink:label="lab_dei_DocumentType_4B9DDDE72A1242DC6EFAAC20DB70DF2F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Document Type </link:label>
<link:label id="lab_dei_DocumentType_4B9DDDE72A1242DC6EFAAC20DB70DF2F_label_en-US" xlink:label="lab_dei_DocumentType_4B9DDDE72A1242DC6EFAAC20DB70DF2F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Document Type </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentType" xlink:label="loc_dei_DocumentType_4B9DDDE72A1242DC6EFAAC20DB70DF2F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentType_4B9DDDE72A1242DC6EFAAC20DB70DF2F" xlink:to="lab_dei_DocumentType_4B9DDDE72A1242DC6EFAAC20DB70DF2F" xlink:type="arc"/>
<link:label id="lab_dei_DocumentAnnualReport_D4DE3DC27CCB36F2190DAC20DB722DE8_terseLabel_en-US" xlink:label="lab_dei_DocumentAnnualReport_D4DE3DC27CCB36F2190DAC20DB722DE8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Document Annual Report </link:label>
<link:label id="lab_dei_DocumentAnnualReport_D4DE3DC27CCB36F2190DAC20DB722DE8_label_en-US" xlink:label="lab_dei_DocumentAnnualReport_D4DE3DC27CCB36F2190DAC20DB722DE8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Document Annual Report </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentAnnualReport" xlink:label="loc_dei_DocumentAnnualReport_D4DE3DC27CCB36F2190DAC20DB722DE8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentAnnualReport_D4DE3DC27CCB36F2190DAC20DB722DE8" xlink:to="lab_dei_DocumentAnnualReport_D4DE3DC27CCB36F2190DAC20DB722DE8" xlink:type="arc"/>
<link:label id="lab_dei_DocumentPeriodEndDate_22E9158C6ACE07932B2BAC20DB727EA9_terseLabel_en-US" xlink:label="lab_dei_DocumentPeriodEndDate_22E9158C6ACE07932B2BAC20DB727EA9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Document Period End Date </link:label>
<link:label id="lab_dei_DocumentPeriodEndDate_22E9158C6ACE07932B2BAC20DB727EA9_label_en-US" xlink:label="lab_dei_DocumentPeriodEndDate_22E9158C6ACE07932B2BAC20DB727EA9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Document Period End Date </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentPeriodEndDate" xlink:label="loc_dei_DocumentPeriodEndDate_22E9158C6ACE07932B2BAC20DB727EA9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentPeriodEndDate_22E9158C6ACE07932B2BAC20DB727EA9" xlink:to="lab_dei_DocumentPeriodEndDate_22E9158C6ACE07932B2BAC20DB727EA9" xlink:type="arc"/>
<link:label id="lab_dei_DocumentTransitionReport_1CC1C1EF5773FB252749AC20DB72E3DA_terseLabel_en-US" xlink:label="lab_dei_DocumentTransitionReport_1CC1C1EF5773FB252749AC20DB72E3DA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Document Transition Report </link:label>
<link:label id="lab_dei_DocumentTransitionReport_1CC1C1EF5773FB252749AC20DB72E3DA_label_en-US" xlink:label="lab_dei_DocumentTransitionReport_1CC1C1EF5773FB252749AC20DB72E3DA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Document Transition Report </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentTransitionReport" xlink:label="loc_dei_DocumentTransitionReport_1CC1C1EF5773FB252749AC20DB72E3DA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentTransitionReport_1CC1C1EF5773FB252749AC20DB72E3DA" xlink:to="lab_dei_DocumentTransitionReport_1CC1C1EF5773FB252749AC20DB72E3DA" xlink:type="arc"/>
<link:label id="lab_dei_EntityFileNumber_61F20DB29C472BDA3B13AC20DB728142_terseLabel_en-US" xlink:label="lab_dei_EntityFileNumber_61F20DB29C472BDA3B13AC20DB728142" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity File Number </link:label>
<link:label id="lab_dei_EntityFileNumber_61F20DB29C472BDA3B13AC20DB728142_label_en-US" xlink:label="lab_dei_EntityFileNumber_61F20DB29C472BDA3B13AC20DB728142" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity File Number </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityFileNumber" xlink:label="loc_dei_EntityFileNumber_61F20DB29C472BDA3B13AC20DB728142" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityFileNumber_61F20DB29C472BDA3B13AC20DB728142" xlink:to="lab_dei_EntityFileNumber_61F20DB29C472BDA3B13AC20DB728142" xlink:type="arc"/>
<link:label id="lab_dei_EntityRegistrantName_E5F336C4296990F2BAB9AC20DB73DD3D_terseLabel_en-US" xlink:label="lab_dei_EntityRegistrantName_E5F336C4296990F2BAB9AC20DB73DD3D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Registrant Name </link:label>
<link:label id="lab_dei_EntityRegistrantName_E5F336C4296990F2BAB9AC20DB73DD3D_label_en-US" xlink:label="lab_dei_EntityRegistrantName_E5F336C4296990F2BAB9AC20DB73DD3D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Registrant Name </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityRegistrantName" xlink:label="loc_dei_EntityRegistrantName_E5F336C4296990F2BAB9AC20DB73DD3D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityRegistrantName_E5F336C4296990F2BAB9AC20DB73DD3D" xlink:to="lab_dei_EntityRegistrantName_E5F336C4296990F2BAB9AC20DB73DD3D" xlink:type="arc"/>
<link:label id="lab_dei_EntityIncorporationStateCountryCode_F10798436F7E92DAAB52AC20DB7387F9_terseLabel_en-US" xlink:label="lab_dei_EntityIncorporationStateCountryCode_F10798436F7E92DAAB52AC20DB7387F9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Incorporation, State or Country Code </link:label>
<link:label id="lab_dei_EntityIncorporationStateCountryCode_F10798436F7E92DAAB52AC20DB7387F9_label_en-US" xlink:label="lab_dei_EntityIncorporationStateCountryCode_F10798436F7E92DAAB52AC20DB7387F9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Incorporation, State or Country Code </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityIncorporationStateCountryCode" xlink:label="loc_dei_EntityIncorporationStateCountryCode_F10798436F7E92DAAB52AC20DB7387F9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityIncorporationStateCountryCode_F10798436F7E92DAAB52AC20DB7387F9" xlink:to="lab_dei_EntityIncorporationStateCountryCode_F10798436F7E92DAAB52AC20DB7387F9" xlink:type="arc"/>
<link:label id="lab_dei_EntityTaxIdentificationNumber_F3DAFED2C5AB5933874EAC20DB7333F3_terseLabel_en-US" xlink:label="lab_dei_EntityTaxIdentificationNumber_F3DAFED2C5AB5933874EAC20DB7333F3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Tax Identification Number </link:label>
<link:label id="lab_dei_EntityTaxIdentificationNumber_F3DAFED2C5AB5933874EAC20DB7333F3_label_en-US" xlink:label="lab_dei_EntityTaxIdentificationNumber_F3DAFED2C5AB5933874EAC20DB7333F3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Tax Identification Number </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityTaxIdentificationNumber" xlink:label="loc_dei_EntityTaxIdentificationNumber_F3DAFED2C5AB5933874EAC20DB7333F3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityTaxIdentificationNumber_F3DAFED2C5AB5933874EAC20DB7333F3" xlink:to="lab_dei_EntityTaxIdentificationNumber_F3DAFED2C5AB5933874EAC20DB7333F3" xlink:type="arc"/>
<link:label id="lab_dei_EntityAddressAddressLine1_AFA06CBE3ABF9DAA5057AC20DB73427C_terseLabel_en-US" xlink:label="lab_dei_EntityAddressAddressLine1_AFA06CBE3ABF9DAA5057AC20DB73427C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Address, Address Line One </link:label>
<link:label id="lab_dei_EntityAddressAddressLine1_AFA06CBE3ABF9DAA5057AC20DB73427C_label_en-US" xlink:label="lab_dei_EntityAddressAddressLine1_AFA06CBE3ABF9DAA5057AC20DB73427C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Address, Address Line One </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityAddressAddressLine1" xlink:label="loc_dei_EntityAddressAddressLine1_AFA06CBE3ABF9DAA5057AC20DB73427C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityAddressAddressLine1_AFA06CBE3ABF9DAA5057AC20DB73427C" xlink:to="lab_dei_EntityAddressAddressLine1_AFA06CBE3ABF9DAA5057AC20DB73427C" xlink:type="arc"/>
<link:label id="lab_dei_EntityAddressAddressLine2_42F3B078A5102F1EAAF3AC20DB73895A_terseLabel_en-US" xlink:label="lab_dei_EntityAddressAddressLine2_42F3B078A5102F1EAAF3AC20DB73895A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Address, Address Line Two </link:label>
<link:label id="lab_dei_EntityAddressAddressLine2_42F3B078A5102F1EAAF3AC20DB73895A_label_en-US" xlink:label="lab_dei_EntityAddressAddressLine2_42F3B078A5102F1EAAF3AC20DB73895A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Address, Address Line Two </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityAddressAddressLine2" xlink:label="loc_dei_EntityAddressAddressLine2_42F3B078A5102F1EAAF3AC20DB73895A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityAddressAddressLine2_42F3B078A5102F1EAAF3AC20DB73895A" xlink:to="lab_dei_EntityAddressAddressLine2_42F3B078A5102F1EAAF3AC20DB73895A" xlink:type="arc"/>
<link:label id="lab_dei_EntityAddressCityOrTown_E9F67B45614F51F629BBAC20DB731F75_terseLabel_en-US" xlink:label="lab_dei_EntityAddressCityOrTown_E9F67B45614F51F629BBAC20DB731F75" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Address, City or Town </link:label>
<link:label id="lab_dei_EntityAddressCityOrTown_E9F67B45614F51F629BBAC20DB731F75_label_en-US" xlink:label="lab_dei_EntityAddressCityOrTown_E9F67B45614F51F629BBAC20DB731F75" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Address, City or Town </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityAddressCityOrTown" xlink:label="loc_dei_EntityAddressCityOrTown_E9F67B45614F51F629BBAC20DB731F75" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityAddressCityOrTown_E9F67B45614F51F629BBAC20DB731F75" xlink:to="lab_dei_EntityAddressCityOrTown_E9F67B45614F51F629BBAC20DB731F75" xlink:type="arc"/>
<link:label id="lab_dei_EntityAddressStateOrProvince_F58E3D6DB602AF7DE901AC20DB74C87A_terseLabel_en-US" xlink:label="lab_dei_EntityAddressStateOrProvince_F58E3D6DB602AF7DE901AC20DB74C87A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Address, State or Province </link:label>
<link:label id="lab_dei_EntityAddressStateOrProvince_F58E3D6DB602AF7DE901AC20DB74C87A_label_en-US" xlink:label="lab_dei_EntityAddressStateOrProvince_F58E3D6DB602AF7DE901AC20DB74C87A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Address, State or Province </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityAddressStateOrProvince" xlink:label="loc_dei_EntityAddressStateOrProvince_F58E3D6DB602AF7DE901AC20DB74C87A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityAddressStateOrProvince_F58E3D6DB602AF7DE901AC20DB74C87A" xlink:to="lab_dei_EntityAddressStateOrProvince_F58E3D6DB602AF7DE901AC20DB74C87A" xlink:type="arc"/>
<link:label id="lab_dei_EntityAddressPostalZipCode_FA2337239F9964ED09F1AC20DB74E9BD_terseLabel_en-US" xlink:label="lab_dei_EntityAddressPostalZipCode_FA2337239F9964ED09F1AC20DB74E9BD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Address, Postal Zip Code </link:label>
<link:label id="lab_dei_EntityAddressPostalZipCode_FA2337239F9964ED09F1AC20DB74E9BD_label_en-US" xlink:label="lab_dei_EntityAddressPostalZipCode_FA2337239F9964ED09F1AC20DB74E9BD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Address, Postal Zip Code </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityAddressPostalZipCode" xlink:label="loc_dei_EntityAddressPostalZipCode_FA2337239F9964ED09F1AC20DB74E9BD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityAddressPostalZipCode_FA2337239F9964ED09F1AC20DB74E9BD" xlink:to="lab_dei_EntityAddressPostalZipCode_FA2337239F9964ED09F1AC20DB74E9BD" xlink:type="arc"/>
<link:label id="lab_dei_CityAreaCode_8AE502C2F41EF718661AAC20DB740752_terseLabel_en-US" xlink:label="lab_dei_CityAreaCode_8AE502C2F41EF718661AAC20DB740752" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> City Area Code </link:label>
<link:label id="lab_dei_CityAreaCode_8AE502C2F41EF718661AAC20DB740752_label_en-US" xlink:label="lab_dei_CityAreaCode_8AE502C2F41EF718661AAC20DB740752" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> City Area Code </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_CityAreaCode" xlink:label="loc_dei_CityAreaCode_8AE502C2F41EF718661AAC20DB740752" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_CityAreaCode_8AE502C2F41EF718661AAC20DB740752" xlink:to="lab_dei_CityAreaCode_8AE502C2F41EF718661AAC20DB740752" xlink:type="arc"/>
<link:label id="lab_dei_LocalPhoneNumber_D7EF04687846B5DFCC8EAC20DB7400DA_terseLabel_en-US" xlink:label="lab_dei_LocalPhoneNumber_D7EF04687846B5DFCC8EAC20DB7400DA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Local Phone Number </link:label>
<link:label id="lab_dei_LocalPhoneNumber_D7EF04687846B5DFCC8EAC20DB7400DA_label_en-US" xlink:label="lab_dei_LocalPhoneNumber_D7EF04687846B5DFCC8EAC20DB7400DA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Local Phone Number </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_LocalPhoneNumber" xlink:label="loc_dei_LocalPhoneNumber_D7EF04687846B5DFCC8EAC20DB7400DA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_LocalPhoneNumber_D7EF04687846B5DFCC8EAC20DB7400DA" xlink:to="lab_dei_LocalPhoneNumber_D7EF04687846B5DFCC8EAC20DB7400DA" xlink:type="arc"/>
<link:label id="lab_dei_EntityCurrentReportingStatus_B22EABE7EB6BAB4E4610AC20DB742B13_terseLabel_en-US" xlink:label="lab_dei_EntityCurrentReportingStatus_B22EABE7EB6BAB4E4610AC20DB742B13" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Current Reporting Status </link:label>
<link:label id="lab_dei_EntityCurrentReportingStatus_B22EABE7EB6BAB4E4610AC20DB742B13_label_en-US" xlink:label="lab_dei_EntityCurrentReportingStatus_B22EABE7EB6BAB4E4610AC20DB742B13" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Current Reporting Status </link:label>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityCurrentReportingStatus" xlink:label="loc_dei_EntityCurrentReportingStatus_B22EABE7EB6BAB4E4610AC20DB742B13" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityCurrentReportingStatus_B22EABE7EB6BAB4E4610AC20DB742B13" xlink:to="lab_dei_EntityCurrentReportingStatus_B22EABE7EB6BAB4E4610AC20DB742B13" xlink:type="arc"/>
<link:label id="lab_dei_EntityVoluntaryFilers_522965D7861CE0B98961AC20DB749671_terseLabel_en-US" xlink:label="lab_dei_EntityVoluntaryFilers_522965D7861CE0B98961AC20DB749671" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Voluntary Filers </link:label>
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<link:label id="lab_srt_IncreaseDueToPurchasesOfMineralsInPlace_6D477770194AEB4DC08389A07675C5F3_label_en-US" xlink:label="lab_srt_IncreaseDueToPurchasesOfMineralsInPlace_B35A54D52CF25CB1B2225FC4719E3768" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase Due to Purchases of Minerals in Place </link:label>
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<link:label id="lab_amr_IncreaseDecreaseDueToSalesOfMineralsInPlace_AA9F7031D7DB5825802689A0767991F6_terseLabel_en-US" xlink:label="lab_amr_IncreaseDecreaseDueToSalesOfMineralsInPlace_5E7129C7D3145BC78B325002854F8B99" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Sales of reserves-in-place </link:label>
<link:label id="lab_amr_IncreaseDecreaseDueToSalesOfMineralsInPlace_AA9F7031D7DB5825802689A0767991F6_label_en-US" xlink:label="lab_amr_IncreaseDecreaseDueToSalesOfMineralsInPlace_5E7129C7D3145BC78B325002854F8B99" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) Due To Sales Of Minerals In Place </link:label>
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<link:label id="lab_srt_ExtensionsDiscoveriesAdditionsAndImprovedRecoveryLessRelatedCosts_F5BEE0A737F46157669289A07679F41E_verboseLabel_en-US" xlink:label="lab_srt_ExtensionsDiscoveriesAdditionsAndImprovedRecoveryLessRelatedCosts_4F94DCDD4F605814BEB6E441F9CD1E12" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Current year discoveries and extensions, less related costs </link:label>
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<link:label id="lab_srt_IncreaseDecreaseInEstimatedFutureDevelopmentCosts_F98AA0E37BCDD979EF6989A07679FE63_verboseLabel_en-US" xlink:label="lab_srt_IncreaseDecreaseInEstimatedFutureDevelopmentCosts_E49EBB6C24995A1D83B461E9C15B2E7F" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Changes in estimated future development costs </link:label>
<link:label id="lab_srt_IncreaseDecreaseInEstimatedFutureDevelopmentCosts_F98AA0E37BCDD979EF6989A07679FE63_label_en-US" xlink:label="lab_srt_IncreaseDecreaseInEstimatedFutureDevelopmentCosts_E49EBB6C24995A1D83B461E9C15B2E7F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Changes in Estimated Future Development Costs </link:label>
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<link:label id="lab_srt_PreviouslyEstimatedDevelopmentCostsIncurred_609D275028399587329389A076798D47_verboseLabel_en-US" xlink:label="lab_srt_PreviouslyEstimatedDevelopmentCostsIncurred_7C11EF7CEB2355138D48EEDFC5E765EF" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Development costs incurred during the period </link:label>
<link:label id="lab_srt_PreviouslyEstimatedDevelopmentCostsIncurred_609D275028399587329389A076798D47_label_en-US" xlink:label="lab_srt_PreviouslyEstimatedDevelopmentCostsIncurred_7C11EF7CEB2355138D48EEDFC5E765EF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Previously Estimated Development Costs Incurred </link:label>
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<link:label id="lab_srt_StandardizedMeasureOfDiscountedFutureNetCashFlowRelatingToProvedOilAndGasReservesAccretionOfDiscount_C4C2F4DA12021DEEFA4489A0767D5C73_terseLabel_en-US" xlink:label="lab_srt_StandardizedMeasureOfDiscountedFutureNetCashFlowRelatingToProvedOilAndGasReservesAccretionOfDiscount_BBAA23BB853B587494E3958534DEE7B2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accretion of discount </link:label>
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<link:label id="lab_us-gaap_NotesPayableFairValueDisclosure_F27587DF843F6CA53EC18A57D8607A84_terseLabel_en-US" xlink:label="lab_us-gaap_NotesPayableFairValueDisclosure_41F78FF3D3BF566CB87D1B3C32B742CB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair value of unsecured senior notes </link:label>
<link:label id="lab_us-gaap_NotesPayableFairValueDisclosure_F27587DF843F6CA53EC18A57D8607A84_label_en-US" xlink:label="lab_us-gaap_NotesPayableFairValueDisclosure_41F78FF3D3BF566CB87D1B3C32B742CB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Notes Payable, Fair Value Disclosure </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_NotesPayableFairValueDisclosure" xlink:label="loc_us-gaap_NotesPayableFairValueDisclosure_41F78FF3D3BF566CB87D1B3C32B742CB" xlink:type="locator"/>
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<link:label id="lab_amr_UnprovedOilandGasPropertiesFairValueDisclosure_F40E2E15F332E887494A8A57D86014BC_terseLabel_en-US" xlink:label="lab_amr_UnprovedOilandGasPropertiesFairValueDisclosure_64074EA054A255D4B54FE9E9EADFF10F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Unproved oil and gas properties </link:label>
<link:label id="lab_amr_UnprovedOilandGasPropertiesFairValueDisclosure_F40E2E15F332E887494A8A57D86014BC_label_en-US" xlink:label="lab_amr_UnprovedOilandGasPropertiesFairValueDisclosure_64074EA054A255D4B54FE9E9EADFF10F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Unproved Oil and Gas Properties, Fair Value Disclosure </link:label>
<link:label id="lab_amr_UnprovedOilandGasPropertiesFairValueDisclosure_F40E2E15F332E887494A8A57D86014BC_documentation_en-US" xlink:label="lab_amr_UnprovedOilandGasPropertiesFairValueDisclosure_64074EA054A255D4B54FE9E9EADFF10F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Unproved Oil and Gas Properties, Fair Value Disclosure </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_UnprovedOilandGasPropertiesFairValueDisclosure" xlink:label="loc_amr_UnprovedOilandGasPropertiesFairValueDisclosure_64074EA054A255D4B54FE9E9EADFF10F" xlink:type="locator"/>
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<link:label id="lab_amr_ProvedOilandGasPropertiesFairValueDisclosure_66CB415D72B11C1990C78A57D8608EC6_terseLabel_en-US" xlink:label="lab_amr_ProvedOilandGasPropertiesFairValueDisclosure_84146331CF1057D3BA413CBB600DE67C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Proved oil and gas properties </link:label>
<link:label id="lab_amr_ProvedOilandGasPropertiesFairValueDisclosure_66CB415D72B11C1990C78A57D8608EC6_label_en-US" xlink:label="lab_amr_ProvedOilandGasPropertiesFairValueDisclosure_84146331CF1057D3BA413CBB600DE67C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proved Oil and Gas Properties, Fair Value Disclosure </link:label>
<link:label id="lab_amr_ProvedOilandGasPropertiesFairValueDisclosure_66CB415D72B11C1990C78A57D8608EC6_documentation_en-US" xlink:label="lab_amr_ProvedOilandGasPropertiesFairValueDisclosure_84146331CF1057D3BA413CBB600DE67C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Proved Oil and Gas Properties, Fair Value Disclosure </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_ProvedOilandGasPropertiesFairValueDisclosure" xlink:label="loc_amr_ProvedOilandGasPropertiesFairValueDisclosure_84146331CF1057D3BA413CBB600DE67C" xlink:type="locator"/>
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<link:label id="lab_amr_OperatingLeaseRightOfUseAssetFairValueDisclosure_8FCB17E04C441DF8575D8A57D86132B3_terseLabel_en-US" xlink:label="lab_amr_OperatingLeaseRightOfUseAssetFairValueDisclosure_69598F5226C95B7F82D1DD0BD4901300" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating lease right-of-use assets, net </link:label>
<link:label id="lab_amr_OperatingLeaseRightOfUseAssetFairValueDisclosure_8FCB17E04C441DF8575D8A57D86132B3_label_en-US" xlink:label="lab_amr_OperatingLeaseRightOfUseAssetFairValueDisclosure_69598F5226C95B7F82D1DD0BD4901300" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Lease, Right-Of-Use Asset, Fair Value Disclosure </link:label>
<link:label id="lab_amr_OperatingLeaseRightOfUseAssetFairValueDisclosure_8FCB17E04C441DF8575D8A57D86132B3_documentation_en-US" xlink:label="lab_amr_OperatingLeaseRightOfUseAssetFairValueDisclosure_69598F5226C95B7F82D1DD0BD4901300" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Operating Lease, Right-Of-Use Asset, Fair Value Disclosure </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_OperatingLeaseRightOfUseAssetFairValueDisclosure" xlink:label="loc_amr_OperatingLeaseRightOfUseAssetFairValueDisclosure_69598F5226C95B7F82D1DD0BD4901300" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_OperatingLeaseRightOfUseAssetFairValueDisclosure_69598F5226C95B7F82D1DD0BD4901300" xlink:to="lab_amr_OperatingLeaseRightOfUseAssetFairValueDisclosure_69598F5226C95B7F82D1DD0BD4901300" xlink:type="arc"/>
<link:label id="lab_amr_OtherNoncurrentAssetsFairValueDisclosure_AC83AFE648FDA09042EE8A57D8616721_terseLabel_en-US" xlink:label="lab_amr_OtherNoncurrentAssetsFairValueDisclosure_1B8BB369AA1A5810931BD8912FE7FB0B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other long-term assets(1) </link:label>
<link:label id="lab_amr_OtherNoncurrentAssetsFairValueDisclosure_AC83AFE648FDA09042EE8A57D8616721_label_en-US" xlink:label="lab_amr_OtherNoncurrentAssetsFairValueDisclosure_1B8BB369AA1A5810931BD8912FE7FB0B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Noncurrent Assets, Fair Value Disclosure </link:label>
<link:label id="lab_amr_OtherNoncurrentAssetsFairValueDisclosure_AC83AFE648FDA09042EE8A57D8616721_documentation_en-US" xlink:label="lab_amr_OtherNoncurrentAssetsFairValueDisclosure_1B8BB369AA1A5810931BD8912FE7FB0B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Other Noncurrent Assets, Fair Value Disclosure </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_OtherNoncurrentAssetsFairValueDisclosure" xlink:label="loc_amr_OtherNoncurrentAssetsFairValueDisclosure_1B8BB369AA1A5810931BD8912FE7FB0B" xlink:type="locator"/>
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<link:label id="lab_us-gaap_EquityMethodInvestmentsFairValueDisclosure_4BCB6EAF3F8F8F55D5C98A57D861C8D0_terseLabel_en-US" xlink:label="lab_us-gaap_EquityMethodInvestmentsFairValueDisclosure_24A5CFDAE1EC53FAAC507E7E08969B62" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Equity method investment </link:label>
<link:label id="lab_us-gaap_EquityMethodInvestmentsFairValueDisclosure_4BCB6EAF3F8F8F55D5C98A57D861C8D0_label_en-US" xlink:label="lab_us-gaap_EquityMethodInvestmentsFairValueDisclosure_24A5CFDAE1EC53FAAC507E7E08969B62" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Equity Method Investments, Fair Value Disclosure </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_EquityMethodInvestmentsFairValueDisclosure" xlink:label="loc_us-gaap_EquityMethodInvestmentsFairValueDisclosure_24A5CFDAE1EC53FAAC507E7E08969B62" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EquityMethodInvestmentsFairValueDisclosure_24A5CFDAE1EC53FAAC507E7E08969B62" xlink:to="lab_us-gaap_EquityMethodInvestmentsFairValueDisclosure_24A5CFDAE1EC53FAAC507E7E08969B62" xlink:type="arc"/>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentFairValueDisclosure_D9E103B19DD5ED73CBFF8A57D8617305_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentFairValueDisclosure_825C2C17900E54B18CC6C203AA183F6D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Midstream property, plant and equipment </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentFairValueDisclosure_D9E103B19DD5ED73CBFF8A57D8617305_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentFairValueDisclosure_825C2C17900E54B18CC6C203AA183F6D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant, and Equipment, Fair Value Disclosure </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PropertyPlantAndEquipmentFairValueDisclosure" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentFairValueDisclosure_825C2C17900E54B18CC6C203AA183F6D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentFairValueDisclosure_825C2C17900E54B18CC6C203AA183F6D" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentFairValueDisclosure_825C2C17900E54B18CC6C203AA183F6D" xlink:type="arc"/>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsFairValueDisclosure_A74A8B4D4C6BB6A296588A57D86130AC_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsFairValueDisclosure_2AD3CE528E3D5BC49FF3B628B2EBE96B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Intangible assets </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsFairValueDisclosure_A74A8B4D4C6BB6A296588A57D86130AC_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsFairValueDisclosure_2AD3CE528E3D5BC49FF3B628B2EBE96B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-lived Intangible Assets, Fair Value Disclosure </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsFairValueDisclosure" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsFairValueDisclosure_2AD3CE528E3D5BC49FF3B628B2EBE96B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsFairValueDisclosure_2AD3CE528E3D5BC49FF3B628B2EBE96B" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsFairValueDisclosure_2AD3CE528E3D5BC49FF3B628B2EBE96B" xlink:type="arc"/>
<link:label id="lab_us-gaap_GoodwillFairValueDisclosure_92EF1084127F7F6B60948A57D86138CC_terseLabel_en-US" xlink:label="lab_us-gaap_GoodwillFairValueDisclosure_5C19D939BC7F58499797A7691CD38E46" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Goodwill </link:label>
<link:label id="lab_us-gaap_GoodwillFairValueDisclosure_92EF1084127F7F6B60948A57D86138CC_label_en-US" xlink:label="lab_us-gaap_GoodwillFairValueDisclosure_5C19D939BC7F58499797A7691CD38E46" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Goodwill, Fair Value Disclosure </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_GoodwillFairValueDisclosure" xlink:label="loc_us-gaap_GoodwillFairValueDisclosure_5C19D939BC7F58499797A7691CD38E46" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GoodwillFairValueDisclosure_5C19D939BC7F58499797A7691CD38E46" xlink:to="lab_us-gaap_GoodwillFairValueDisclosure_5C19D939BC7F58499797A7691CD38E46" xlink:type="arc"/>
<link:label id="lab_us-gaap_AssetsFairValueDisclosure_072B355914D1DE7483C98A57D862AF10_totalLabel_en-US" xlink:label="lab_us-gaap_AssetsFairValueDisclosure_4A1D44D8367E51A697A5DCC378AE876F" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total </link:label>
<link:label id="lab_us-gaap_AssetsFairValueDisclosure_072B355914D1DE7483C98A57D862AF10_label_en-US" xlink:label="lab_us-gaap_AssetsFairValueDisclosure_4A1D44D8367E51A697A5DCC378AE876F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets, Fair Value Disclosure </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AssetsFairValueDisclosure" xlink:label="loc_us-gaap_AssetsFairValueDisclosure_4A1D44D8367E51A697A5DCC378AE876F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsFairValueDisclosure_4A1D44D8367E51A697A5DCC378AE876F" xlink:to="lab_us-gaap_AssetsFairValueDisclosure_4A1D44D8367E51A697A5DCC378AE876F" xlink:type="arc"/>
<link:label id="lab_us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations_423A857A6C8B06C46B6B8806ACF0B459_verboseLabel_en-US" xlink:label="lab_us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations_14EF62C8B3EC5BE08A956833F5767BC9" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Total operating cash flows of discontinued operations </link:label>
<link:label id="lab_us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations_423A857A6C8B06C46B6B8806ACF0B459_label_en-US" xlink:label="lab_us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations_14EF62C8B3EC5BE08A956833F5767BC9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash Provided by (Used in) Operating Activities, Discontinued Operations </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations" xlink:label="loc_us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations_14EF62C8B3EC5BE08A956833F5767BC9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations_14EF62C8B3EC5BE08A956833F5767BC9" xlink:to="lab_us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations_14EF62C8B3EC5BE08A956833F5767BC9" xlink:type="arc"/>
<link:label id="lab_us-gaap_CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations_851C8DC3A7B73AB887758806ACF0C479_verboseLabel_en-US" xlink:label="lab_us-gaap_CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations_85AC241189C75EE29B4049D1230CC361" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Total investing cash flows of discontinued operations </link:label>
<link:label id="lab_us-gaap_CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations_851C8DC3A7B73AB887758806ACF0C479_label_en-US" xlink:label="lab_us-gaap_CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations_85AC241189C75EE29B4049D1230CC361" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash Provided by (Used in) Investing Activities, Discontinued Operations </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations" xlink:label="loc_us-gaap_CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations_85AC241189C75EE29B4049D1230CC361" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_6C103313DC36A17A2F547CEAC84912A2_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_4C5F7C531A3152309152AC29D60FD519" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment [Table] </link:label>
<link:label id="lab_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_6C103313DC36A17A2F547CEAC84912A2_label_en-US" xlink:label="lab_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_4C5F7C531A3152309152AC29D60FD519" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ScheduleOfPropertyPlantAndEquipmentTable" xlink:label="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_4C5F7C531A3152309152AC29D60FD519" xlink:type="locator"/>
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<link:label id="lab_srt_AffiliatedEntityMember_B35E81F9CB1F57E0FFAE7CEAC84A7E33_verboseLabel_en-US" xlink:label="lab_srt_AffiliatedEntityMember_444EE4938F2C5CFF98F5EED6C33C7041" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Affiliated Entity </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_AffiliatedEntityMember" xlink:label="loc_srt_AffiliatedEntityMember_444EE4938F2C5CFF98F5EED6C33C7041" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_AffiliatedEntityMember_444EE4938F2C5CFF98F5EED6C33C7041" xlink:to="lab_srt_AffiliatedEntityMember_444EE4938F2C5CFF98F5EED6C33C7041" xlink:type="arc"/>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentLineItems_C0767719949FC9BE1F667CEAC84B6E4B_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentLineItems_966302EC9AD45D60840A66A29E4D2568" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment [Line Items] </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentLineItems_C0767719949FC9BE1F667CEAC84B6E4B_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentLineItems_966302EC9AD45D60840A66A29E4D2568" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PropertyPlantAndEquipmentLineItems" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentLineItems_966302EC9AD45D60840A66A29E4D2568" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_966302EC9AD45D60840A66A29E4D2568" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentLineItems_966302EC9AD45D60840A66A29E4D2568" xlink:type="arc"/>
<link:label id="lab_amr_MilesOfPipeline_BB435143DAFF4EC0C6A57CEAC84B31EC_terseLabel_en-US" xlink:label="lab_amr_MilesOfPipeline_A4B472B23FC75F35BE61796638EA6D93" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Miles of produced water gathering pipelines </link:label>
<link:label id="lab_amr_MilesOfPipeline_BB435143DAFF4EC0C6A57CEAC84B31EC_label_en-US" xlink:label="lab_amr_MilesOfPipeline_A4B472B23FC75F35BE61796638EA6D93" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Miles Of Pipeline </link:label>
<link:label id="lab_amr_MilesOfPipeline_BB435143DAFF4EC0C6A57CEAC84B31EC_documentation_en-US" xlink:label="lab_amr_MilesOfPipeline_A4B472B23FC75F35BE61796638EA6D93" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Miles Of Pipeline </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_MilesOfPipeline" xlink:label="loc_amr_MilesOfPipeline_A4B472B23FC75F35BE61796638EA6D93" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_MilesOfPipeline_A4B472B23FC75F35BE61796638EA6D93" xlink:to="lab_amr_MilesOfPipeline_A4B472B23FC75F35BE61796638EA6D93" xlink:type="arc"/>
<link:label id="lab_amr_NumberOfProducedWaterDisposalWellsSold_C0D7545B59C2984468CD7CEAC84B6629_terseLabel_en-US" xlink:label="lab_amr_NumberOfProducedWaterDisposalWellsSold_31C3DB32E2C95C2BB80B5922689A7C42" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of produced water disposal wells sold </link:label>
<link:label id="lab_amr_NumberOfProducedWaterDisposalWellsSold_C0D7545B59C2984468CD7CEAC84B6629_label_en-US" xlink:label="lab_amr_NumberOfProducedWaterDisposalWellsSold_31C3DB32E2C95C2BB80B5922689A7C42" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Number Of Produced Water Disposal Wells Sold </link:label>
<link:label id="lab_amr_NumberOfProducedWaterDisposalWellsSold_C0D7545B59C2984468CD7CEAC84B6629_documentation_en-US" xlink:label="lab_amr_NumberOfProducedWaterDisposalWellsSold_31C3DB32E2C95C2BB80B5922689A7C42" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Number Of Produced Water Disposal Wells Sold </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_NumberOfProducedWaterDisposalWellsSold" xlink:label="loc_amr_NumberOfProducedWaterDisposalWellsSold_31C3DB32E2C95C2BB80B5922689A7C42" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_NumberOfProducedWaterDisposalWellsSold_31C3DB32E2C95C2BB80B5922689A7C42" xlink:to="lab_amr_NumberOfProducedWaterDisposalWellsSold_31C3DB32E2C95C2BB80B5922689A7C42" xlink:type="arc"/>
<link:label id="lab_us-gaap_ProceedsFromSalesOfBusinessAffiliateAndProductiveAssets_72987BCF74E861F333207CEAC84B4AB9_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromSalesOfBusinessAffiliateAndProductiveAssets_DEBEC2524B3F5AB19603D2BA9286B982" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Proceeds from sale of produced water assets </link:label>
<link:label id="lab_us-gaap_ProceedsFromSalesOfBusinessAffiliateAndProductiveAssets_72987BCF74E861F333207CEAC84B4AB9_label_en-US" xlink:label="lab_us-gaap_ProceedsFromSalesOfBusinessAffiliateAndProductiveAssets_DEBEC2524B3F5AB19603D2BA9286B982" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from Sales of Business, Affiliate and Productive Assets </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ProceedsFromSalesOfBusinessAffiliateAndProductiveAssets" xlink:label="loc_us-gaap_ProceedsFromSalesOfBusinessAffiliateAndProductiveAssets_DEBEC2524B3F5AB19603D2BA9286B982" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromSalesOfBusinessAffiliateAndProductiveAssets_DEBEC2524B3F5AB19603D2BA9286B982" xlink:to="lab_us-gaap_ProceedsFromSalesOfBusinessAffiliateAndProductiveAssets_DEBEC2524B3F5AB19603D2BA9286B982" xlink:type="arc"/>
<link:label id="lab_us-gaap_ProceedsFromSaleOfWaterSystems_334CD244F8A89FFE4EDA7CEAC84C3998_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromSaleOfWaterSystems_574901E83E18538EAC1E415F5C57D46A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash at closing </link:label>
<link:label id="lab_us-gaap_ProceedsFromSaleOfWaterSystems_334CD244F8A89FFE4EDA7CEAC84C3998_label_en-US" xlink:label="lab_us-gaap_ProceedsFromSaleOfWaterSystems_574901E83E18538EAC1E415F5C57D46A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from Sale of Water Systems </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ProceedsFromSaleOfWaterSystems" xlink:label="loc_us-gaap_ProceedsFromSaleOfWaterSystems_574901E83E18538EAC1E415F5C57D46A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromSaleOfWaterSystems_574901E83E18538EAC1E415F5C57D46A" xlink:to="lab_us-gaap_ProceedsFromSaleOfWaterSystems_574901E83E18538EAC1E415F5C57D46A" xlink:type="arc"/>
<link:label id="lab_amr_AdjustedCashPurchasePriceForPropertiesSold_29DEC3C63751EDC5C2E37CEAC84CC2D3_terseLabel_en-US" xlink:label="lab_amr_AdjustedCashPurchasePriceForPropertiesSold_BA03B70E4B0E54189EB431900FE52E9B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Purchase price adjustments </link:label>
<link:label id="lab_amr_AdjustedCashPurchasePriceForPropertiesSold_29DEC3C63751EDC5C2E37CEAC84CC2D3_label_en-US" xlink:label="lab_amr_AdjustedCashPurchasePriceForPropertiesSold_BA03B70E4B0E54189EB431900FE52E9B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Adjusted Cash Purchase Price For Properties Sold </link:label>
<link:label id="lab_amr_AdjustedCashPurchasePriceForPropertiesSold_29DEC3C63751EDC5C2E37CEAC84CC2D3_documentation_en-US" xlink:label="lab_amr_AdjustedCashPurchasePriceForPropertiesSold_BA03B70E4B0E54189EB431900FE52E9B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Adjusted Cash Purchase Price For Properties Sold </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_AdjustedCashPurchasePriceForPropertiesSold" xlink:label="loc_amr_AdjustedCashPurchasePriceForPropertiesSold_BA03B70E4B0E54189EB431900FE52E9B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_AdjustedCashPurchasePriceForPropertiesSold_BA03B70E4B0E54189EB431900FE52E9B" xlink:to="lab_amr_AdjustedCashPurchasePriceForPropertiesSold_BA03B70E4B0E54189EB431900FE52E9B" xlink:type="arc"/>
<link:label id="lab_amr_RelatedPartyTransactionAgreementInitialTerm_E57D89C40B21E45B46407CEAC84C96DC_verboseLabel_en-US" xlink:label="lab_amr_RelatedPartyTransactionAgreementInitialTerm_F42A0537903A56BE933C3901F0F9CC3D" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Produced water agreement term </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_RelatedPartyTransactionAgreementInitialTerm" xlink:label="loc_amr_RelatedPartyTransactionAgreementInitialTerm_F42A0537903A56BE933C3901F0F9CC3D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_RelatedPartyTransactionAgreementInitialTerm_F42A0537903A56BE933C3901F0F9CC3D" xlink:to="lab_amr_RelatedPartyTransactionAgreementInitialTerm_F42A0537903A56BE933C3901F0F9CC3D" xlink:type="arc"/>
<link:label id="lab_us-gaap_StatementOfCashFlowsAbstract_F84B06E3ADC8E517CC2F8DBAE188972C_label_en-US" xlink:label="lab_us-gaap_StatementOfCashFlowsAbstract_3A3C4AD37C3C5E72A212EDA3B94234AA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Statement of Cash Flows [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StatementOfCashFlowsAbstract" xlink:label="loc_us-gaap_StatementOfCashFlowsAbstract_3A3C4AD37C3C5E72A212EDA3B94234AA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_3A3C4AD37C3C5E72A212EDA3B94234AA" xlink:to="lab_us-gaap_StatementOfCashFlowsAbstract_3A3C4AD37C3C5E72A212EDA3B94234AA" xlink:type="arc"/>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_1B90856884C9DAF63D7A8DBAE188D9C8_verboseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_EE4268FDAAC35D189CD631B0E3B47E1F" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Cash flows from operating activities: </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_1B90856884C9DAF63D7A8DBAE188D9C8_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_EE4268FDAAC35D189CD631B0E3B47E1F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Operating Activities [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_EE4268FDAAC35D189CD631B0E3B47E1F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_EE4268FDAAC35D189CD631B0E3B47E1F" xlink:to="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_EE4268FDAAC35D189CD631B0E3B47E1F" xlink:type="arc"/>
<link:label id="lab_us-gaap_ProfitLoss_995183043E9E11A0D33B8DBAE1884526_terseLabel_en-US" xlink:label="lab_us-gaap_ProfitLoss_1FABE4B2889F5A8581C064E1FC37BD57" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Net loss </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ProfitLoss" xlink:label="loc_us-gaap_ProfitLoss_1FABE4B2889F5A8581C064E1FC37BD57" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProfitLoss_1FABE4B2889F5A8581C064E1FC37BD57" xlink:to="lab_us-gaap_ProfitLoss_1FABE4B2889F5A8581C064E1FC37BD57" xlink:type="arc"/>
<link:label id="lab_us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_E6D8D7E105CC40A496F48DBAE1898C4F_verboseLabel_en-US" xlink:label="lab_us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_473508C6386156D0BB5600DAE9EFAA5A" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Adjustments to reconcile net loss to cash from operating activities: </link:label>
<link:label id="lab_us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_E6D8D7E105CC40A496F48DBAE1898C4F_label_en-US" xlink:label="lab_us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_473508C6386156D0BB5600DAE9EFAA5A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Adjustments, Noncash Items, to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="loc_us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_473508C6386156D0BB5600DAE9EFAA5A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_473508C6386156D0BB5600DAE9EFAA5A" xlink:to="lab_us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_473508C6386156D0BB5600DAE9EFAA5A" xlink:type="arc"/>
<link:label id="lab_amr_DepreciationDepletionAndAmortizationIncludingDiscontinuedOperation_2904E337C4043E3B0C1A8DBAE1890586_terseLabel_en-US" xlink:label="lab_amr_DepreciationDepletionAndAmortizationIncludingDiscontinuedOperation_CDEFA1E1C04758639CD847E09B4C408C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Depreciation, depletion and amortization </link:label>
<link:label id="lab_amr_DepreciationDepletionAndAmortizationIncludingDiscontinuedOperation_2904E337C4043E3B0C1A8DBAE1890586_label_en-US" xlink:label="lab_amr_DepreciationDepletionAndAmortizationIncludingDiscontinuedOperation_CDEFA1E1C04758639CD847E09B4C408C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Depreciation, Depletion and Amortization, Including Discontinued Operation </link:label>
<link:label id="lab_amr_DepreciationDepletionAndAmortizationIncludingDiscontinuedOperation_2904E337C4043E3B0C1A8DBAE1890586_documentation_en-US" xlink:label="lab_amr_DepreciationDepletionAndAmortizationIncludingDiscontinuedOperation_CDEFA1E1C04758639CD847E09B4C408C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Depreciation, Depletion and Amortization, Including Discontinued Operation </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_DepreciationDepletionAndAmortizationIncludingDiscontinuedOperation" xlink:label="loc_amr_DepreciationDepletionAndAmortizationIncludingDiscontinuedOperation_CDEFA1E1C04758639CD847E09B4C408C" xlink:type="locator"/>
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<link:label id="lab_amr_NoncashLeaseExpense_B419695595556DE80ADD8DBAE1890A5B_terseLabel_en-US" xlink:label="lab_amr_NoncashLeaseExpense_B07551FFE68951C680CBF7C850EDABD7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Non-cash lease expense </link:label>
<link:label id="lab_amr_NoncashLeaseExpense_B419695595556DE80ADD8DBAE1890A5B_label_en-US" xlink:label="lab_amr_NoncashLeaseExpense_B07551FFE68951C680CBF7C850EDABD7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Noncash Lease Expense </link:label>
<link:label id="lab_amr_NoncashLeaseExpense_B419695595556DE80ADD8DBAE1890A5B_documentation_en-US" xlink:label="lab_amr_NoncashLeaseExpense_B07551FFE68951C680CBF7C850EDABD7" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Noncash Lease Expense </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_NoncashLeaseExpense" xlink:label="loc_amr_NoncashLeaseExpense_B07551FFE68951C680CBF7C850EDABD7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_NoncashLeaseExpense_B07551FFE68951C680CBF7C850EDABD7" xlink:to="lab_amr_NoncashLeaseExpense_B07551FFE68951C680CBF7C850EDABD7" xlink:type="arc"/>
<link:label id="lab_us-gaap_ProvisionForDoubtfulAccounts_F83F2E7FBE558E4D3CA98DBAE189FD3D_terseLabel_en-US" xlink:label="lab_us-gaap_ProvisionForDoubtfulAccounts_A624585CCE4E56208B5A761D3B6F3493" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Provision for uncollectible receivables </link:label>
<link:label id="lab_us-gaap_ProvisionForDoubtfulAccounts_F83F2E7FBE558E4D3CA98DBAE189FD3D_label_en-US" xlink:label="lab_us-gaap_ProvisionForDoubtfulAccounts_A624585CCE4E56208B5A761D3B6F3493" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Provision for Doubtful Accounts </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ProvisionForDoubtfulAccounts" xlink:label="loc_us-gaap_ProvisionForDoubtfulAccounts_A624585CCE4E56208B5A761D3B6F3493" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProvisionForDoubtfulAccounts_A624585CCE4E56208B5A761D3B6F3493" xlink:to="lab_us-gaap_ProvisionForDoubtfulAccounts_A624585CCE4E56208B5A761D3B6F3493" xlink:type="arc"/>
<link:label id="lab_amr_ImpairmentOfOilAndGasPropertiesIncludingDiscontinuedOperation_CDAA898A4495F57169E98DBAE18A50AB_terseLabel_en-US" xlink:label="lab_amr_ImpairmentOfOilAndGasPropertiesIncludingDiscontinuedOperation_8F4A037B9575512D87ABD3F762B153CE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Impairment of assets </link:label>
<link:label id="lab_amr_ImpairmentOfOilAndGasPropertiesIncludingDiscontinuedOperation_CDAA898A4495F57169E98DBAE18A50AB_label_en-US" xlink:label="lab_amr_ImpairmentOfOilAndGasPropertiesIncludingDiscontinuedOperation_8F4A037B9575512D87ABD3F762B153CE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Impairment Of Oil And Gas Properties, Including Discontinued Operation </link:label>
<link:label id="lab_amr_ImpairmentOfOilAndGasPropertiesIncludingDiscontinuedOperation_CDAA898A4495F57169E98DBAE18A50AB_documentation_en-US" xlink:label="lab_amr_ImpairmentOfOilAndGasPropertiesIncludingDiscontinuedOperation_8F4A037B9575512D87ABD3F762B153CE" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Impairment Of Oil And Gas Properties, Including Discontinued Operation </link:label>
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<link:label id="lab_amr_NonCashReorganizationItems_109C8C3731EF7F398F748DBAE18AD825_negatedTerseLabel_en-US" xlink:label="lab_amr_NonCashReorganizationItems_B3D0F6A23BC95EE9B5135C95D3FC7A5E" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Non-cash reorganization items, net </link:label>
<link:label id="lab_amr_NonCashReorganizationItems_109C8C3731EF7F398F748DBAE18AD825_label_en-US" xlink:label="lab_amr_NonCashReorganizationItems_B3D0F6A23BC95EE9B5135C95D3FC7A5E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Non-Cash Reorganization Items </link:label>
<link:label id="lab_amr_NonCashReorganizationItems_109C8C3731EF7F398F748DBAE18AD825_documentation_en-US" xlink:label="lab_amr_NonCashReorganizationItems_B3D0F6A23BC95EE9B5135C95D3FC7A5E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Non-Cash Reorganization Items </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_NonCashReorganizationItems" xlink:label="loc_amr_NonCashReorganizationItems_B3D0F6A23BC95EE9B5135C95D3FC7A5E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AmortizationOfFinancingCosts_BAAC9C0FB1153D03473D8DBAE18A02C9_verboseLabel_en-US" xlink:label="lab_us-gaap_AmortizationOfFinancingCosts_8BBFA337D42553E28B98FE9988678F5F" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Amortization of deferred financing costs </link:label>
<link:label id="lab_us-gaap_AmortizationOfFinancingCosts_BAAC9C0FB1153D03473D8DBAE18A02C9_label_en-US" xlink:label="lab_us-gaap_AmortizationOfFinancingCosts_8BBFA337D42553E28B98FE9988678F5F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Amortization of Debt Issuance Costs </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AmortizationOfFinancingCosts" xlink:label="loc_us-gaap_AmortizationOfFinancingCosts_8BBFA337D42553E28B98FE9988678F5F" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AmortizationOfDebtDiscountPremium_EAD0D9729BE297B726B48DBAE18ACDC8_verboseLabel_en-US" xlink:label="lab_us-gaap_AmortizationOfDebtDiscountPremium_71039E4875CC5619817BCB60C40FA714" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Amortization of debt premium </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AmortizationOfDebtDiscountPremium" xlink:label="loc_us-gaap_AmortizationOfDebtDiscountPremium_71039E4875CC5619817BCB60C40FA714" xlink:type="locator"/>
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<link:label id="lab_amr_ExploratoryDryHoldExpense_CFFB08B4390A48AE531D8DBAE18A1E73_terseLabel_en-US" xlink:label="lab_amr_ExploratoryDryHoldExpense_6F3EB5BCA2AD5B08A28BFDCC69EAEE24" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Non-cash exploration expense </link:label>
<link:label id="lab_amr_ExploratoryDryHoldExpense_CFFB08B4390A48AE531D8DBAE18A1E73_label_en-US" xlink:label="lab_amr_ExploratoryDryHoldExpense_6F3EB5BCA2AD5B08A28BFDCC69EAEE24" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Exploratory Dry Hold Expense </link:label>
<link:label id="lab_amr_ExploratoryDryHoldExpense_CFFB08B4390A48AE531D8DBAE18A1E73_documentation_en-US" xlink:label="lab_amr_ExploratoryDryHoldExpense_6F3EB5BCA2AD5B08A28BFDCC69EAEE24" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Exploratory Dry Hold Expense </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_ExploratoryDryHoldExpense" xlink:label="loc_amr_ExploratoryDryHoldExpense_6F3EB5BCA2AD5B08A28BFDCC69EAEE24" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet_C0AD4EEA35B1752EDB968DBAE18BC226_negatedLabel_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet_A11A50D2B7C552AA9FD8EB3B054B74C9" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> (Gain) loss on derivatives </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet" xlink:label="loc_us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet_A11A50D2B7C552AA9FD8EB3B054B74C9" xlink:type="locator"/>
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<link:label id="lab_amr_DerivativeCashProceedsFromPaymentsForInSettlementOfDerivativeInstruments_27F1F72AD2C5941B2C918DBAE18B81AD_terseLabel_en-US" xlink:label="lab_amr_DerivativeCashProceedsFromPaymentsForInSettlementOfDerivativeInstruments_2D1937862B1D5DDB8EBAA11F53359195" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash settlements of derivatives </link:label>
<link:label id="lab_amr_DerivativeCashProceedsFromPaymentsForInSettlementOfDerivativeInstruments_27F1F72AD2C5941B2C918DBAE18B81AD_label_en-US" xlink:label="lab_amr_DerivativeCashProceedsFromPaymentsForInSettlementOfDerivativeInstruments_2D1937862B1D5DDB8EBAA11F53359195" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative, Cash Proceeds From (Payments For) In Settlement Of Derivative Instruments </link:label>
<link:label id="lab_amr_DerivativeCashProceedsFromPaymentsForInSettlementOfDerivativeInstruments_27F1F72AD2C5941B2C918DBAE18B81AD_documentation_en-US" xlink:label="lab_amr_DerivativeCashProceedsFromPaymentsForInSettlementOfDerivativeInstruments_2D1937862B1D5DDB8EBAA11F53359195" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The cash received (paid) on derivative instruments as a result of settlement of derivative instruments during the period. </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_DerivativeCashProceedsFromPaymentsForInSettlementOfDerivativeInstruments" xlink:label="loc_amr_DerivativeCashProceedsFromPaymentsForInSettlementOfDerivativeInstruments_2D1937862B1D5DDB8EBAA11F53359195" xlink:type="locator"/>
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<link:label id="lab_amr_DerivativePremiumPaidOnDerivativeContracts_C9AB10E6F274DF50106E8DBAE18B0600_negatedTerseLabel_en-US" xlink:label="lab_amr_DerivativePremiumPaidOnDerivativeContracts_B6312825F5675A40999A45EE22C8506B" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Premium paid on derivatives </link:label>
<link:label id="lab_amr_DerivativePremiumPaidOnDerivativeContracts_C9AB10E6F274DF50106E8DBAE18B0600_label_en-US" xlink:label="lab_amr_DerivativePremiumPaidOnDerivativeContracts_B6312825F5675A40999A45EE22C8506B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Derivative, Premium Paid On Derivative Contracts </link:label>
<link:label id="lab_amr_DerivativePremiumPaidOnDerivativeContracts_C9AB10E6F274DF50106E8DBAE18B0600_documentation_en-US" xlink:label="lab_amr_DerivativePremiumPaidOnDerivativeContracts_B6312825F5675A40999A45EE22C8506B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Derivative, Premium Paid On Derivative Contracts </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_DerivativePremiumPaidOnDerivativeContracts" xlink:label="loc_amr_DerivativePremiumPaidOnDerivativeContracts_B6312825F5675A40999A45EE22C8506B" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PaidInKindInterest_9419ED7D9DD634A496998DBAE18BB5DB_verboseLabel_en-US" xlink:label="lab_us-gaap_PaidInKindInterest_EFA817909CFF52CAAF0761500CB975C3" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Interest converted into debt related to Founder notes </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PaidInKindInterest" xlink:label="loc_us-gaap_PaidInKindInterest_EFA817909CFF52CAAF0761500CB975C3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaidInKindInterest_EFA817909CFF52CAAF0761500CB975C3" xlink:to="lab_us-gaap_PaidInKindInterest_EFA817909CFF52CAAF0761500CB975C3" xlink:type="arc"/>
<link:label id="lab_amr_InterestOnNotesReceivable_201A54DEA17FD395D55E8DBAE18B8643_negatedLabel_en-US" xlink:label="lab_amr_InterestOnNotesReceivable_80E4E07DAAE55168889CDDF5CDBBD17F" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Interest added to notes receivable from related party </link:label>
<link:label id="lab_amr_InterestOnNotesReceivable_201A54DEA17FD395D55E8DBAE18B8643_label_en-US" xlink:label="lab_amr_InterestOnNotesReceivable_80E4E07DAAE55168889CDDF5CDBBD17F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Interest On Notes Receivable </link:label>
<link:label id="lab_amr_InterestOnNotesReceivable_201A54DEA17FD395D55E8DBAE18B8643_documentation_en-US" xlink:label="lab_amr_InterestOnNotesReceivable_80E4E07DAAE55168889CDDF5CDBBD17F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Interest On Notes Receivable </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_InterestOnNotesReceivable" xlink:label="loc_amr_InterestOnNotesReceivable_80E4E07DAAE55168889CDDF5CDBBD17F" xlink:type="locator"/>
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<link:label id="lab_us-gaap_GainLossOnDispositionOfAssets1_73B1B21A9597259F24D48DBAE18B5B07_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_GainLossOnDispositionOfAssets1_5EEE17F7BBC35702B9596CA6A0FDB2E0" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Loss on sale of property and equipment </link:label>
<link:label id="lab_us-gaap_GainLossOnDispositionOfAssets1_73B1B21A9597259F24D48DBAE18B5B07_label_en-US" xlink:label="lab_us-gaap_GainLossOnDispositionOfAssets1_5EEE17F7BBC35702B9596CA6A0FDB2E0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Gain (Loss) on Disposition of Assets </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_GainLossOnDispositionOfAssets1" xlink:label="loc_us-gaap_GainLossOnDispositionOfAssets1_5EEE17F7BBC35702B9596CA6A0FDB2E0" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncomeLossFromEquityMethodInvestments_FED8E831B783BF03F4E18DBAE18CEF9E_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_IncomeLossFromEquityMethodInvestments_234586EB362E5748980CF9E07041B472" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Equity in earnings of unconsolidated subsidiaries </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncomeLossFromEquityMethodInvestments" xlink:label="loc_us-gaap_IncomeLossFromEquityMethodInvestments_234586EB362E5748980CF9E07041B472" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_F561528FEEACB955EDD18DBAE18C5260_verboseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_C2A2781D89E85780AC91D55D010B6B63" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Impact on cash from changes in: </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_F561528FEEACB955EDD18DBAE18C5260_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_C2A2781D89E85780AC91D55D010B6B63" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Operating Capital [Abstract] </link:label>
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<link:label id="lab_us-gaap_IncreaseDecreaseInAccountsReceivable_04E94AF2050C283334C58DBAE18C8F1A_negatedLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsReceivable_3AF8D0A98C905CE49CFE05378097FF54" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Accounts receivable </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInAccountsReceivable_04E94AF2050C283334C58DBAE18C8F1A_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsReceivable_3AF8D0A98C905CE49CFE05378097FF54" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Accounts Receivable </link:label>
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<link:label id="lab_us-gaap_IncreaseDecreaseInOtherReceivables_9F52C40176051087F2E88DBAE18CF2B3_negatedLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherReceivables_A946F4821DF4516DAE4E4550A73BB001" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Other receivables </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInOtherReceivables_9F52C40176051087F2E88DBAE18CF2B3_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherReceivables_A946F4821DF4516DAE4E4550A73BB001" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Other Receivables </link:label>
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<link:label id="lab_us-gaap_IncreaseDecreaseInAccountsReceivableRelatedParties_175CF505F48306CFA8B88DBAE18C1386_negatedLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsReceivableRelatedParties_DBF523D717ED56A7AD996A0DA4700BE3" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Related party receivables and payables </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInAccountsReceivableRelatedParties_175CF505F48306CFA8B88DBAE18C1386_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsReceivableRelatedParties_DBF523D717ED56A7AD996A0DA4700BE3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Accounts Receivable, Related Parties </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsReceivableRelatedParties" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsReceivableRelatedParties_DBF523D717ED56A7AD996A0DA4700BE3" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_02A2374BDE77599A0ADA8DBAE18DA857_negatedLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_5CDCB05B89C354FC975B4921E42CAF02" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Prepaid expenses and other assets </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_02A2374BDE77599A0ADA8DBAE18DA857_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_5CDCB05B89C354FC975B4921E42CAF02" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Prepaid Expense and Other Assets </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" xlink:label="loc_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_5CDCB05B89C354FC975B4921E42CAF02" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncreaseDecreaseInDueToRelatedPartiesCurrent_35CAEB3EB269ECF15C7F8DBAE18DD6BD_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInDueToRelatedPartiesCurrent_7C5AE16DD0345E30B0EC5EF089EB33D9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Advances from related party </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInDueToRelatedPartiesCurrent_35CAEB3EB269ECF15C7F8DBAE18DD6BD_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInDueToRelatedPartiesCurrent_7C5AE16DD0345E30B0EC5EF089EB33D9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Due to Related Parties, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncreaseDecreaseInDueToRelatedPartiesCurrent" xlink:label="loc_us-gaap_IncreaseDecreaseInDueToRelatedPartiesCurrent_7C5AE16DD0345E30B0EC5EF089EB33D9" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AssetRetirementObligationCashPaidToSettle_C048816A798CD358E06E8DBAE18D4D02_negatedLabel_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationCashPaidToSettle_F55B840943CC58F4A9929DB8146C6164" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Settlement of asset retirement obligations </link:label>
<link:label id="lab_us-gaap_AssetRetirementObligationCashPaidToSettle_C048816A798CD358E06E8DBAE18D4D02_label_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationCashPaidToSettle_F55B840943CC58F4A9929DB8146C6164" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligation, Cash Paid to Settle </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AssetRetirementObligationCashPaidToSettle" xlink:label="loc_us-gaap_AssetRetirementObligationCashPaidToSettle_F55B840943CC58F4A9929DB8146C6164" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetRetirementObligationCashPaidToSettle_F55B840943CC58F4A9929DB8146C6164" xlink:to="lab_us-gaap_AssetRetirementObligationCashPaidToSettle_F55B840943CC58F4A9929DB8146C6164" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInOperatingLiabilities_43F36378A71665F119D98DBAE18D1721_verboseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOperatingLiabilities_E667468CA4BB526AAF6399BE3AB6C2BA" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Accounts payable, accrued liabilities and other liabilities </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInOperatingLiabilities_43F36378A71665F119D98DBAE18D1721_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOperatingLiabilities_E667468CA4BB526AAF6399BE3AB6C2BA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Operating Liabilities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingLiabilities" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingLiabilities_E667468CA4BB526AAF6399BE3AB6C2BA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingLiabilities_E667468CA4BB526AAF6399BE3AB6C2BA" xlink:to="lab_us-gaap_IncreaseDecreaseInOperatingLiabilities_E667468CA4BB526AAF6399BE3AB6C2BA" xlink:type="arc"/>
<link:label id="lab_amr_IncreaseDecreaseOperatingLeaseLiabilities_887F258F524CDF3A86888DBAE18DF460_terseLabel_en-US" xlink:label="lab_amr_IncreaseDecreaseOperatingLeaseLiabilities_0425C36EB0115BC091FD7620FE07FF7F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating lease obligations </link:label>
<link:label id="lab_amr_IncreaseDecreaseOperatingLeaseLiabilities_887F258F524CDF3A86888DBAE18DF460_label_en-US" xlink:label="lab_amr_IncreaseDecreaseOperatingLeaseLiabilities_0425C36EB0115BC091FD7620FE07FF7F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) Operating Lease Liabilities </link:label>
<link:label id="lab_amr_IncreaseDecreaseOperatingLeaseLiabilities_887F258F524CDF3A86888DBAE18DF460_documentation_en-US" xlink:label="lab_amr_IncreaseDecreaseOperatingLeaseLiabilities_0425C36EB0115BC091FD7620FE07FF7F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) Operating Lease Liabilities </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_IncreaseDecreaseOperatingLeaseLiabilities" xlink:label="loc_amr_IncreaseDecreaseOperatingLeaseLiabilities_0425C36EB0115BC091FD7620FE07FF7F" xlink:type="locator"/>
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<link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_28F90832CEA65FCB2DE48DBAE18E970A_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_3D044A4B33365ACA84C7434C11F7144D" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Cash from operating activities </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_28F90832CEA65FCB2DE48DBAE18E970A_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_3D044A4B33365ACA84C7434C11F7144D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Operating Activities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_3D044A4B33365ACA84C7434C11F7144D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_3D044A4B33365ACA84C7434C11F7144D" xlink:to="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_3D044A4B33365ACA84C7434C11F7144D" xlink:type="arc"/>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_24188DD1744D38275D078DBAE18E4244_verboseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_C32E773F93215FC8A44EE5845E3906BE" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Cash flows from investing activities: </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_24188DD1744D38275D078DBAE18E4244_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_C32E773F93215FC8A44EE5845E3906BE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Investing Activities [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_C32E773F93215FC8A44EE5845E3906BE" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PaymentsToExploreAndDevelopOilAndGasProperties_EF908F16DCB3993E691E8DBAE18EAEB1_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsToExploreAndDevelopOilAndGasProperties_A9EE045B87555F659E39A45319427658" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Capital expenditures </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PaymentsToExploreAndDevelopOilAndGasProperties" xlink:label="loc_us-gaap_PaymentsToExploreAndDevelopOilAndGasProperties_A9EE045B87555F659E39A45319427658" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsToExploreAndDevelopOilAndGasProperties_A9EE045B87555F659E39A45319427658" xlink:to="lab_us-gaap_PaymentsToExploreAndDevelopOilAndGasProperties_A9EE045B87555F659E39A45319427658" xlink:type="arc"/>
<link:label id="lab_us-gaap_PaymentsToAcquireOilAndGasPropertyAndEquipment_71EE109226B3110A885A8DBAE18EFA81_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireOilAndGasPropertyAndEquipment_FD5F5B8E07B7585AB3A87456A3B4DC11" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Acquisitions, net of cash acquired </link:label>
<link:label id="lab_us-gaap_PaymentsToAcquireOilAndGasPropertyAndEquipment_71EE109226B3110A885A8DBAE18EFA81_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireOilAndGasPropertyAndEquipment_FD5F5B8E07B7585AB3A87456A3B4DC11" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments to Acquire Oil and Gas Property and Equipment </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PaymentsToAcquireOilAndGasPropertyAndEquipment" xlink:label="loc_us-gaap_PaymentsToAcquireOilAndGasPropertyAndEquipment_FD5F5B8E07B7585AB3A87456A3B4DC11" xlink:type="locator"/>
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<link:label id="lab_amr_ProceedsWithdrawnFromTrustAccount_0C1E62FA6D7C379FACFB8DBAE18EAB16_terseLabel_en-US" xlink:label="lab_amr_ProceedsWithdrawnFromTrustAccount_413736BBCF1558BDB0ADE003C24926B6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Proceeds withdrawn from Trust Account </link:label>
<link:label id="lab_amr_ProceedsWithdrawnFromTrustAccount_0C1E62FA6D7C379FACFB8DBAE18EAB16_label_en-US" xlink:label="lab_amr_ProceedsWithdrawnFromTrustAccount_413736BBCF1558BDB0ADE003C24926B6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds Withdrawn From Trust Account </link:label>
<link:label id="lab_amr_ProceedsWithdrawnFromTrustAccount_0C1E62FA6D7C379FACFB8DBAE18EAB16_documentation_en-US" xlink:label="lab_amr_ProceedsWithdrawnFromTrustAccount_413736BBCF1558BDB0ADE003C24926B6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Proceeds Withdrawn From Trust Account </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_ProceedsWithdrawnFromTrustAccount" xlink:label="loc_amr_ProceedsWithdrawnFromTrustAccount_413736BBCF1558BDB0ADE003C24926B6" xlink:type="locator"/>
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<link:label id="lab_amr_PaymentsToAcquireInterestinSubsidiariesandAffiliatesandPaymentsForProceedsFromOther_013B57742AB2164A9E3F8DBAE18E822C_negatedTerseLabel_en-US" xlink:label="lab_amr_PaymentsToAcquireInterestinSubsidiariesandAffiliatesandPaymentsForProceedsFromOther_177AC9D81A805B16A27069962C2359C7" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Proceeds from (Contribution to) equity method investment and other </link:label>
<link:label id="lab_amr_PaymentsToAcquireInterestinSubsidiariesandAffiliatesandPaymentsForProceedsFromOther_013B57742AB2164A9E3F8DBAE18E822C_label_en-US" xlink:label="lab_amr_PaymentsToAcquireInterestinSubsidiariesandAffiliatesandPaymentsForProceedsFromOther_177AC9D81A805B16A27069962C2359C7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments To Acquire Interest in Subsidiaries and Affiliates, and Payments For (Proceeds From) Other </link:label>
<link:label id="lab_amr_PaymentsToAcquireInterestinSubsidiariesandAffiliatesandPaymentsForProceedsFromOther_013B57742AB2164A9E3F8DBAE18E822C_documentation_en-US" xlink:label="lab_amr_PaymentsToAcquireInterestinSubsidiariesandAffiliatesandPaymentsForProceedsFromOther_177AC9D81A805B16A27069962C2359C7" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Payments To Acquire Interest in Subsidiaries and Affiliates, and (Payments For) Proceeds From Other </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_PaymentsToAcquireInterestinSubsidiariesandAffiliatesandPaymentsForProceedsFromOther" xlink:label="loc_amr_PaymentsToAcquireInterestinSubsidiariesandAffiliatesandPaymentsForProceedsFromOther_177AC9D81A805B16A27069962C2359C7" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ProceedsFromSaleOfOtherAssetsInvestingActivities_9B557C179881C4925CEF8DBAE18FCD9B_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromSaleOfOtherAssetsInvestingActivities_DA66E30FAFB053AE8B9ED970AB282524" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Proceeds from sale of assets </link:label>
<link:label id="lab_us-gaap_ProceedsFromSaleOfOtherAssetsInvestingActivities_9B557C179881C4925CEF8DBAE18FCD9B_label_en-US" xlink:label="lab_us-gaap_ProceedsFromSaleOfOtherAssetsInvestingActivities_DA66E30FAFB053AE8B9ED970AB282524" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from Sale of Other Assets, Investing Activities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ProceedsFromSaleOfOtherAssetsInvestingActivities" xlink:label="loc_us-gaap_ProceedsFromSaleOfOtherAssetsInvestingActivities_DA66E30FAFB053AE8B9ED970AB282524" xlink:type="locator"/>
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<link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_2641E27EB3C10704A8CA8DBAE18F66F0_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_DE4EAE7F62BF536DAAE322D1BE1774EA" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Cash from investing activities </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_2641E27EB3C10704A8CA8DBAE18F66F0_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_DE4EAE7F62BF536DAAE322D1BE1774EA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Investing Activities </link:label>
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<link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_E221F5880A34990D8C0F8DBAE18F84AE_verboseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_778A5387B7105545B3BA40B7251329B9" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Cash flows from financing activities: </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_E221F5880A34990D8C0F8DBAE18F84AE_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_778A5387B7105545B3BA40B7251329B9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Financing Activities [Abstract] </link:label>
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<link:label id="lab_us-gaap_ProceedsFromLongTermLinesOfCredit_79D9ED6700ED02AB94198DBAE18F6A4C_verboseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromLongTermLinesOfCredit_937B3C0EAB075B6FB3E948651DDD67F8" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Proceeds from long-term debt borrowings </link:label>
<link:label id="lab_us-gaap_ProceedsFromLongTermLinesOfCredit_79D9ED6700ED02AB94198DBAE18F6A4C_label_en-US" xlink:label="lab_us-gaap_ProceedsFromLongTermLinesOfCredit_937B3C0EAB075B6FB3E948651DDD67F8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from Long-term Lines of Credit </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ProceedsFromLongTermLinesOfCredit" xlink:label="loc_us-gaap_ProceedsFromLongTermLinesOfCredit_937B3C0EAB075B6FB3E948651DDD67F8" xlink:type="locator"/>
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<link:label id="lab_us-gaap_RepaymentsOfLongTermDebt_EBA803B610DAC65812048DBAE18F91E2_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_RepaymentsOfLongTermDebt_F9E386F641EF597CA10A70B49256D536" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Repayments of long-term debt </link:label>
<link:label id="lab_us-gaap_RepaymentsOfLongTermDebt_EBA803B610DAC65812048DBAE18F91E2_label_en-US" xlink:label="lab_us-gaap_RepaymentsOfLongTermDebt_F9E386F641EF597CA10A70B49256D536" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Repayments of Long-term Debt </link:label>
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<link:label id="lab_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_AE9C4D1B63B578C30BF48DBAE190621C_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_9B964739867A5ECB8C509D186BFC2D8E" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Payment of taxes withheld on equity-based compensation awards </link:label>
<link:label id="lab_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_AE9C4D1B63B578C30BF48DBAE190621C_label_en-US" xlink:label="lab_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_9B964739867A5ECB8C509D186BFC2D8E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments Related to Tax Withholding for Share-based Compensation </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation" xlink:label="loc_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_9B964739867A5ECB8C509D186BFC2D8E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_RepaymentsOfSecuredDebt_C747E9ADDBB2968979038DBAE1901FCD_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_RepaymentsOfSecuredDebt_257D55050617552A8821707DEFAACB90" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Deferred financing costs paid </link:label>
<link:label id="lab_us-gaap_RepaymentsOfSecuredDebt_C747E9ADDBB2968979038DBAE1901FCD_label_en-US" xlink:label="lab_us-gaap_RepaymentsOfSecuredDebt_257D55050617552A8821707DEFAACB90" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Repayments of Secured Debt </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_RepaymentsOfSecuredDebt" xlink:label="loc_us-gaap_RepaymentsOfSecuredDebt_257D55050617552A8821707DEFAACB90" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_4E362B0485B34C0D9CFB8DBAE190D657_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_6551ED1FEDF85823A9828D92BD1D275E" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Purchase and retirement of Class A common shares </link:label>
<link:label id="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_4E362B0485B34C0D9CFB8DBAE190D657_label_en-US" xlink:label="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_6551ED1FEDF85823A9828D92BD1D275E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments for Repurchase of Common Stock </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_6551ED1FEDF85823A9828D92BD1D275E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PaymentsOfCapitalDistribution_54D8729E4E9246D7BA0A8DBAE190C26C_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsOfCapitalDistribution_A7560D58FCF8555E855EB7659A0A2A64" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Capital contributions (distributions) </link:label>
<link:label id="lab_us-gaap_PaymentsOfCapitalDistribution_54D8729E4E9246D7BA0A8DBAE190C26C_label_en-US" xlink:label="lab_us-gaap_PaymentsOfCapitalDistribution_A7560D58FCF8555E855EB7659A0A2A64" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments of Capital Distribution </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PaymentsOfCapitalDistribution" xlink:label="loc_us-gaap_PaymentsOfCapitalDistribution_A7560D58FCF8555E855EB7659A0A2A64" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ProceedsFromIssuanceOfCommonStock_E11EE58AEAF8117A137F8DBAE190706B_verboseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfCommonStock_670EAB5C4CDB58B1ABB9F584C13F75C8" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Proceeds from issuance of Class A shares </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ProceedsFromIssuanceOfCommonStock" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_670EAB5C4CDB58B1ABB9F584C13F75C8" xlink:type="locator"/>
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<link:label id="lab_us-gaap_RepaymentsOfRelatedPartyDebt_C6CCD5CD5A6C2729854A8DBAE1916C09_negatedLabel_en-US" xlink:label="lab_us-gaap_RepaymentsOfRelatedPartyDebt_08D5D01B4A4A5B14AAB531196A41D651" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Repayment of sponsor note </link:label>
<link:label id="lab_us-gaap_RepaymentsOfRelatedPartyDebt_C6CCD5CD5A6C2729854A8DBAE1916C09_label_en-US" xlink:label="lab_us-gaap_RepaymentsOfRelatedPartyDebt_08D5D01B4A4A5B14AAB531196A41D651" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Repayments of Related Party Debt </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_RepaymentsOfRelatedPartyDebt" xlink:label="loc_us-gaap_RepaymentsOfRelatedPartyDebt_08D5D01B4A4A5B14AAB531196A41D651" xlink:type="locator"/>
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<link:label id="lab_amr_RepaymentOfDeferredUnderwritingCompensation_EB59D65A234B09F37AB08DBAE1915919_negatedLabel_en-US" xlink:label="lab_amr_RepaymentOfDeferredUnderwritingCompensation_61EF690BD4F95AA4A2C1900AC10F6475" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Repayment of deferred underwriting compensation </link:label>
<link:label id="lab_amr_RepaymentOfDeferredUnderwritingCompensation_EB59D65A234B09F37AB08DBAE1915919_label_en-US" xlink:label="lab_amr_RepaymentOfDeferredUnderwritingCompensation_61EF690BD4F95AA4A2C1900AC10F6475" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Repayment Of Deferred Underwriting Compensation </link:label>
<link:label id="lab_amr_RepaymentOfDeferredUnderwritingCompensation_EB59D65A234B09F37AB08DBAE1915919_documentation_en-US" xlink:label="lab_amr_RepaymentOfDeferredUnderwritingCompensation_61EF690BD4F95AA4A2C1900AC10F6475" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Repayment Of Deferred Underwriting Compensation </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_RepaymentOfDeferredUnderwritingCompensation" xlink:label="loc_amr_RepaymentOfDeferredUnderwritingCompensation_61EF690BD4F95AA4A2C1900AC10F6475" xlink:type="locator"/>
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<link:label id="lab_amr_RepaymentFromIssuanceOfRedeemableCommonStock_88C0B057B1AE4DD2F6168DBAE191AFC0_negatedLabel_en-US" xlink:label="lab_amr_RepaymentFromIssuanceOfRedeemableCommonStock_65105EF7B3AB57B09C9DF443F368E0D1" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Redemption of Class A common shares </link:label>
<link:label id="lab_amr_RepaymentFromIssuanceOfRedeemableCommonStock_88C0B057B1AE4DD2F6168DBAE191AFC0_label_en-US" xlink:label="lab_amr_RepaymentFromIssuanceOfRedeemableCommonStock_65105EF7B3AB57B09C9DF443F368E0D1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Repayment From Issuance Of Redeemable Common Stock </link:label>
<link:label id="lab_amr_RepaymentFromIssuanceOfRedeemableCommonStock_88C0B057B1AE4DD2F6168DBAE191AFC0_documentation_en-US" xlink:label="lab_amr_RepaymentFromIssuanceOfRedeemableCommonStock_65105EF7B3AB57B09C9DF443F368E0D1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Repayment From Issuance Of Redeemable Common Stock </link:label>
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<link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_33AC48CADAEAC1F73ED48DBAE1910D1B_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_97F9703FD3D35082807198C3AA6FE786" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Cash from financing activities </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_33AC48CADAEAC1F73ED48DBAE1910D1B_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_97F9703FD3D35082807198C3AA6FE786" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Financing Activities </link:label>
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<link:label id="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_FFD7C0AF38FF374294748DBAE1917957_totalLabel_en-US" xlink:label="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_CB9FCF5C6767599094A361E5825BD058" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Net increase in cash, cash equivalents and restricted cash </link:label>
<link:label id="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_FFD7C0AF38FF374294748DBAE1917957_label_en-US" xlink:label="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_CB9FCF5C6767599094A361E5825BD058" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect </link:label>
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<link:label id="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_316AF8E9BA5EF29ACEB68DBAE19229A3_periodStartLabel_en-US" xlink:label="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_67822AB390D050E8ABF62EFB0B98D386" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US"> Cash, cash equivalents and restricted cash, beginning of period </link:label>
<link:label id="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_316AF8E9BA5EF29ACEB68DBAE19229A3_label_en-US" xlink:label="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_67822AB390D050E8ABF62EFB0B98D386" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents </link:label>
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<link:label id="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_FCCB76ECC5C4C308E80C8DBAE192FE6F_periodEndLabel_en-US" xlink:label="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_186A8FA7874F5B03BD8053012FA6F5AF" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US"> Cash, cash equivalents and restricted cash, end of period </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_186A8FA7874F5B03BD8053012FA6F5AF" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_E485EB3C93898CA094F673FBF52BE11E_verboseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_BD87115729015FC19E79E21A118E7961" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> 2023 </link:label>
<link:label id="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_E485EB3C93898CA094F673FBF52BE11E_label_en-US" xlink:label="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_BD87115729015FC19E79E21A118E7961" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Maturities, Repayments of Principal in Year Five </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_BD87115729015FC19E79E21A118E7961" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive_D3BC1B3B4DC0C1A2F6D673FBF52BAC86_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive_4C56C1F56E9151938AD0865D547A5F61" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2024 </link:label>
<link:label id="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive_D3BC1B3B4DC0C1A2F6D673FBF52BAC86_label_en-US" xlink:label="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive_4C56C1F56E9151938AD0865D547A5F61" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Maturities, Repayments of Principal after Year Five </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive_4C56C1F56E9151938AD0865D547A5F61" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive_4C56C1F56E9151938AD0865D547A5F61" xlink:to="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive_4C56C1F56E9151938AD0865D547A5F61" xlink:type="arc"/>
<link:label id="lab_amr_CommitmentAndContingenciesTable_4C9C49036C9E8159896E79CE67AE56A2_terseLabel_en-US" xlink:label="lab_amr_CommitmentAndContingenciesTable_B9D4A91892E251188F09ED5F9698D1D2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Commitment And Contingencies [Table] </link:label>
<link:label id="lab_amr_CommitmentAndContingenciesTable_4C9C49036C9E8159896E79CE67AE56A2_label_en-US" xlink:label="lab_amr_CommitmentAndContingenciesTable_B9D4A91892E251188F09ED5F9698D1D2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Commitment And Contingencies [Table] </link:label>
<link:label id="lab_amr_CommitmentAndContingenciesTable_4C9C49036C9E8159896E79CE67AE56A2_documentation_en-US" xlink:label="lab_amr_CommitmentAndContingenciesTable_B9D4A91892E251188F09ED5F9698D1D2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Commitment And Contingencies [Table] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_CommitmentAndContingenciesTable" xlink:label="loc_amr_CommitmentAndContingenciesTable_B9D4A91892E251188F09ED5F9698D1D2" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PerformanceSharesMember_3204EA7C7B9F91F1E1D979CE67B0299B_terseLabel_en-US" xlink:label="lab_us-gaap_PerformanceSharesMember_023617F00768545CB64CC3794B1358ED" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Performance Shares </link:label>
<link:label id="lab_us-gaap_PerformanceSharesMember_3204EA7C7B9F91F1E1D979CE67B0299B_label_en-US" xlink:label="lab_us-gaap_PerformanceSharesMember_023617F00768545CB64CC3794B1358ED" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Performance Shares [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PerformanceSharesMember" xlink:label="loc_us-gaap_PerformanceSharesMember_023617F00768545CB64CC3794B1358ED" xlink:type="locator"/>
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<link:label id="lab_amr_CommitmentAndContingenciesLineItems_087DF742EC8B29C5009E79CE67B244D9_terseLabel_en-US" xlink:label="lab_amr_CommitmentAndContingenciesLineItems_D8DFCD0E6CE45EB4A4D199AB1C92133E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Commitment And Contingencies [Line Items] </link:label>
<link:label id="lab_amr_CommitmentAndContingenciesLineItems_087DF742EC8B29C5009E79CE67B244D9_label_en-US" xlink:label="lab_amr_CommitmentAndContingenciesLineItems_D8DFCD0E6CE45EB4A4D199AB1C92133E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Commitment And Contingencies [Line Items] </link:label>
<link:label id="lab_amr_CommitmentAndContingenciesLineItems_087DF742EC8B29C5009E79CE67B244D9_documentation_en-US" xlink:label="lab_amr_CommitmentAndContingenciesLineItems_D8DFCD0E6CE45EB4A4D199AB1C92133E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Commitment And Contingencies [Line Items] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_CommitmentAndContingenciesLineItems" xlink:label="loc_amr_CommitmentAndContingenciesLineItems_D8DFCD0E6CE45EB4A4D199AB1C92133E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LongTermPurchaseCommitmentMinimumEnergyVolumeRequired_9EB0A16B71E6AB05BC0279CE67B2E1C8_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermPurchaseCommitmentMinimumEnergyVolumeRequired_210A1D46542C5579BDDF0B70B3F44767" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Processing commitment </link:label>
<link:label id="lab_us-gaap_LongTermPurchaseCommitmentMinimumEnergyVolumeRequired_9EB0A16B71E6AB05BC0279CE67B2E1C8_label_en-US" xlink:label="lab_us-gaap_LongTermPurchaseCommitmentMinimumEnergyVolumeRequired_210A1D46542C5579BDDF0B70B3F44767" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Purchase Commitment, Minimum Energy Volume Required </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LongTermPurchaseCommitmentMinimumEnergyVolumeRequired" xlink:label="loc_us-gaap_LongTermPurchaseCommitmentMinimumEnergyVolumeRequired_210A1D46542C5579BDDF0B70B3F44767" xlink:type="locator"/>
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<link:label id="lab_amr_LongTermPurchaseCommitmentMinimumPaymentShortfallVolumePaymentRequired_7EEB29F6DE3C41591AAC79CE67B2196E_terseLabel_en-US" xlink:label="lab_amr_LongTermPurchaseCommitmentMinimumPaymentShortfallVolumePaymentRequired_3C6551D5CC155A1EA9E6D6575D865578" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Shortfall volume commitment amount </link:label>
<link:label id="lab_amr_LongTermPurchaseCommitmentMinimumPaymentShortfallVolumePaymentRequired_7EEB29F6DE3C41591AAC79CE67B2196E_label_en-US" xlink:label="lab_amr_LongTermPurchaseCommitmentMinimumPaymentShortfallVolumePaymentRequired_3C6551D5CC155A1EA9E6D6575D865578" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-Term Purchase Commitment, Minimum Payment Shortfall Volume Payment Required </link:label>
<link:label id="lab_amr_LongTermPurchaseCommitmentMinimumPaymentShortfallVolumePaymentRequired_7EEB29F6DE3C41591AAC79CE67B2196E_documentation_en-US" xlink:label="lab_amr_LongTermPurchaseCommitmentMinimumPaymentShortfallVolumePaymentRequired_3C6551D5CC155A1EA9E6D6575D865578" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Long-Term Purchase Commitment, Minimum Payment Shortfall Volume Payment Required </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_LongTermPurchaseCommitmentMinimumPaymentShortfallVolumePaymentRequired" xlink:label="loc_amr_LongTermPurchaseCommitmentMinimumPaymentShortfallVolumePaymentRequired_3C6551D5CC155A1EA9E6D6575D865578" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LongTermPurchaseCommitmentAmount_8A0E412E365B9CC9707A79CE67B269BD_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermPurchaseCommitmentAmount_5B3F4A2291FD5F2195957C98195AE3CF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Commitment amount </link:label>
<link:label id="lab_us-gaap_LongTermPurchaseCommitmentAmount_8A0E412E365B9CC9707A79CE67B269BD_label_en-US" xlink:label="lab_us-gaap_LongTermPurchaseCommitmentAmount_5B3F4A2291FD5F2195957C98195AE3CF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Purchase Commitment, Amount </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_LongTermPurchaseCommitmentAmount" xlink:label="loc_us-gaap_LongTermPurchaseCommitmentAmount_5B3F4A2291FD5F2195957C98195AE3CF" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncomeTaxDisclosureTextBlock_BA434304AE729D76632C7CB24BC80DF7_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxDisclosureTextBlock_4A401FABC9F35242929CDB6114E9429F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> INCOME TAXES </link:label>
<link:label id="lab_us-gaap_IncomeTaxDisclosureTextBlock_BA434304AE729D76632C7CB24BC80DF7_label_en-US" xlink:label="lab_us-gaap_IncomeTaxDisclosureTextBlock_4A401FABC9F35242929CDB6114E9429F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Tax Disclosure [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncomeTaxDisclosureTextBlock" xlink:label="loc_us-gaap_IncomeTaxDisclosureTextBlock_4A401FABC9F35242929CDB6114E9429F" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncomeTaxContingencyTable_82E438D29226B3DC89578DBADD5C6C74_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxContingencyTable_3376A246C03F56EDBEF7966B9806BA1B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Income Tax Contingency [Table] </link:label>
<link:label id="lab_us-gaap_IncomeTaxContingencyTable_82E438D29226B3DC89578DBADD5C6C74_label_en-US" xlink:label="lab_us-gaap_IncomeTaxContingencyTable_3376A246C03F56EDBEF7966B9806BA1B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Tax Contingency [Table] </link:label>
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<link:label id="lab_us-gaap_IncomeTaxContingencyLineItems_99C4CF93AB8B27294BB88DBADD5EA184_label_en-US" xlink:label="lab_us-gaap_IncomeTaxContingencyLineItems_5B6902DC40F152B0B29E7F58F138FCC5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Tax Contingency [Line Items] </link:label>
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<link:label id="lab_amr_PercentageOfTaxBenefitUnderTaxReceivableAgreement_755B1D5CC1BA7ABBAAD48DBADD5F264A_terseLabel_en-US" xlink:label="lab_amr_PercentageOfTaxBenefitUnderTaxReceivableAgreement_AD6B42CFF0AE5EFEA4D1DB720289452A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Percent of tax benefit under tax receivable agreement </link:label>
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<link:label id="lab_amr_TaxBenefitUnderTaxReceivableAgreementPercentOfBenefitRetained_295053FCD5AD02B763118DBADD5F462C_terseLabel_en-US" xlink:label="lab_amr_TaxBenefitUnderTaxReceivableAgreementPercentOfBenefitRetained_E67E6B4DAAD35C55977AD138AB691EEB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Benefit retained of the remaining cash savings (percent) </link:label>
<link:label id="lab_amr_TaxBenefitUnderTaxReceivableAgreementPercentOfBenefitRetained_295053FCD5AD02B763118DBADD5F462C_label_en-US" xlink:label="lab_amr_TaxBenefitUnderTaxReceivableAgreementPercentOfBenefitRetained_E67E6B4DAAD35C55977AD138AB691EEB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Tax Benefit Under Tax Receivable Agreement, Percent Of Benefit Retained </link:label>
<link:label id="lab_amr_TaxBenefitUnderTaxReceivableAgreementPercentOfBenefitRetained_295053FCD5AD02B763118DBADD5F462C_documentation_en-US" xlink:label="lab_amr_TaxBenefitUnderTaxReceivableAgreementPercentOfBenefitRetained_E67E6B4DAAD35C55977AD138AB691EEB" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Tax Benefit Under Tax Receivable Agreement, Percent Of Benefit Retained </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_TaxBenefitUnderTaxReceivableAgreementPercentOfBenefitRetained" xlink:label="loc_amr_TaxBenefitUnderTaxReceivableAgreementPercentOfBenefitRetained_E67E6B4DAAD35C55977AD138AB691EEB" xlink:type="locator"/>
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<link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_5179F0CE5E35AD8E7E7C8DBAE0F02CB0_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_32D12C0A2E665F3799C360648DECB1F2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash flows from operating activities: </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_32D12C0A2E665F3799C360648DECB1F2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_32D12C0A2E665F3799C360648DECB1F2" xlink:to="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_32D12C0A2E665F3799C360648DECB1F2" xlink:type="arc"/>
<link:label id="lab_us-gaap_ProfitLoss_F50CED14F9991D060FD08DBAE0F17235_verboseLabel_en-US" xlink:label="lab_us-gaap_ProfitLoss_4A63F0CCC2415482B9C41D951958FA60" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Net income (loss) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ProfitLoss" xlink:label="loc_us-gaap_ProfitLoss_4A63F0CCC2415482B9C41D951958FA60" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProfitLoss_4A63F0CCC2415482B9C41D951958FA60" xlink:to="lab_us-gaap_ProfitLoss_4A63F0CCC2415482B9C41D951958FA60" xlink:type="arc"/>
<link:label id="lab_us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_8A124AEDB9812500D8F98DBAE0F1D8F2_terseLabel_en-US" xlink:label="lab_us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_197365BE3D615006BF455CCC2272AC6E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Adjustments to reconcile net loss to cash from operating activities: </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="loc_us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_197365BE3D615006BF455CCC2272AC6E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_197365BE3D615006BF455CCC2272AC6E" xlink:to="lab_us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_197365BE3D615006BF455CCC2272AC6E" xlink:type="arc"/>
<link:label id="lab_amr_DepreciationDepletionAndAmortizationIncludingDiscontinuedOperation_E8395896000CF8B5A3FC8DBAE0F1E10E_verboseLabel_en-US" xlink:label="lab_amr_DepreciationDepletionAndAmortizationIncludingDiscontinuedOperation_FABF0334F9C558BA821ED64CF15C54AF" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Depreciation, depletion and amortization </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_DepreciationDepletionAndAmortizationIncludingDiscontinuedOperation" xlink:label="loc_amr_DepreciationDepletionAndAmortizationIncludingDiscontinuedOperation_FABF0334F9C558BA821ED64CF15C54AF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_DepreciationDepletionAndAmortizationIncludingDiscontinuedOperation_FABF0334F9C558BA821ED64CF15C54AF" xlink:to="lab_amr_DepreciationDepletionAndAmortizationIncludingDiscontinuedOperation_FABF0334F9C558BA821ED64CF15C54AF" xlink:type="arc"/>
<link:label id="lab_amr_NoncashLeaseExpense_D66259361471FCC0BE1E8DBAE0F1A479_verboseLabel_en-US" xlink:label="lab_amr_NoncashLeaseExpense_ACF2EAB55CCC58DE924A482B7EA27F84" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Non-cash lease expense </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_NoncashLeaseExpense" xlink:label="loc_amr_NoncashLeaseExpense_ACF2EAB55CCC58DE924A482B7EA27F84" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_NoncashLeaseExpense_ACF2EAB55CCC58DE924A482B7EA27F84" xlink:to="lab_amr_NoncashLeaseExpense_ACF2EAB55CCC58DE924A482B7EA27F84" xlink:type="arc"/>
<link:label id="lab_amr_NonCashReorganizationItems_5886482334F19BAD22148DBAE0F21A0D_negatedLabel_en-US" xlink:label="lab_amr_NonCashReorganizationItems_0F241211E9A2509CA427E886F1875CBF" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Non-cash reorganization items, net </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_NonCashReorganizationItems" xlink:label="loc_amr_NonCashReorganizationItems_0F241211E9A2509CA427E886F1875CBF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_NonCashReorganizationItems_0F241211E9A2509CA427E886F1875CBF" xlink:to="lab_amr_NonCashReorganizationItems_0F241211E9A2509CA427E886F1875CBF" xlink:type="arc"/>
<link:label id="lab_us-gaap_AmortizationOfFinancingCosts_38DB914FC80886C205F48DBAE0F2CD5A_terseLabel_en-US" xlink:label="lab_us-gaap_AmortizationOfFinancingCosts_D63FAD3D51A150D6B62B81D3F3A439FD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Amortization of deferred financing costs </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AmortizationOfFinancingCosts" xlink:label="loc_us-gaap_AmortizationOfFinancingCosts_D63FAD3D51A150D6B62B81D3F3A439FD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AmortizationOfFinancingCosts_D63FAD3D51A150D6B62B81D3F3A439FD" xlink:to="lab_us-gaap_AmortizationOfFinancingCosts_D63FAD3D51A150D6B62B81D3F3A439FD" xlink:type="arc"/>
<link:label id="lab_amr_ExploratoryDryHoldExpense_C8FB892CFD86C1316B4F8DBAE0F25A58_verboseLabel_en-US" xlink:label="lab_amr_ExploratoryDryHoldExpense_4D98AF7C1A3658478A3D08A1244C7E26" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Non-cash exploration expense </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_ExploratoryDryHoldExpense" xlink:label="loc_amr_ExploratoryDryHoldExpense_4D98AF7C1A3658478A3D08A1244C7E26" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_ExploratoryDryHoldExpense_4D98AF7C1A3658478A3D08A1244C7E26" xlink:to="lab_amr_ExploratoryDryHoldExpense_4D98AF7C1A3658478A3D08A1244C7E26" xlink:type="arc"/>
<link:label id="lab_us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet_86AE09CF79C0AA08FC688DBAE0F3AE0E_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet_435C123E020C573F8CDD4174E15D2F76" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> (Gain) loss on derivatives </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet" xlink:label="loc_us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet_435C123E020C573F8CDD4174E15D2F76" xlink:type="locator"/>
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<link:label id="lab_amr_DerivativeCashProceedsFromPaymentsForInSettlementOfDerivativeInstruments_0FB22635FE20F45EAD8E8DBAE0F36D71_verboseLabel_en-US" xlink:label="lab_amr_DerivativeCashProceedsFromPaymentsForInSettlementOfDerivativeInstruments_5402AD0198F4560199CC98B53A0C62D4" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Cash settlements of derivatives </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_DerivativeCashProceedsFromPaymentsForInSettlementOfDerivativeInstruments" xlink:label="loc_amr_DerivativeCashProceedsFromPaymentsForInSettlementOfDerivativeInstruments_5402AD0198F4560199CC98B53A0C62D4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_DerivativeCashProceedsFromPaymentsForInSettlementOfDerivativeInstruments_5402AD0198F4560199CC98B53A0C62D4" xlink:to="lab_amr_DerivativeCashProceedsFromPaymentsForInSettlementOfDerivativeInstruments_5402AD0198F4560199CC98B53A0C62D4" xlink:type="arc"/>
<link:label id="lab_amr_DerivativePremiumPaidOnDerivativeContracts_36C5C7702882881DED028DBAE0F32837_negatedLabel_en-US" xlink:label="lab_amr_DerivativePremiumPaidOnDerivativeContracts_9387D638F21A5D499932312D27B286E0" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Cash paid for derivatives </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_DerivativePremiumPaidOnDerivativeContracts" xlink:label="loc_amr_DerivativePremiumPaidOnDerivativeContracts_9387D638F21A5D499932312D27B286E0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_DerivativePremiumPaidOnDerivativeContracts_9387D638F21A5D499932312D27B286E0" xlink:to="lab_amr_DerivativePremiumPaidOnDerivativeContracts_9387D638F21A5D499932312D27B286E0" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_CF1B4B032FD2B50D30E08DBAE0F359AC_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_5D771C8273ED58B3AD67F346D9242513" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Impact on cash from changes in: </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_5D771C8273ED58B3AD67F346D9242513" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncreaseDecreaseInAccountsReceivable_6A1D3A3AFF1F5C9A08898DBAE0F3EDDE_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsReceivable_BEABD3B0A7DA517ABD056C16A48D6398" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Accounts receivable </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_BEABD3B0A7DA517ABD056C16A48D6398" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncreaseDecreaseInOtherReceivables_0FAD592F753FEC60842C8DBAE0F42FF4_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherReceivables_98D39A92805759C2933B5B06BEC2387B" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Other receivables </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncreaseDecreaseInOtherReceivables" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherReceivables_98D39A92805759C2933B5B06BEC2387B" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncreaseDecreaseInAccountsReceivableRelatedParties_9A16E4733D03F5536F318DBAE0F4EE8B_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsReceivableRelatedParties_42E7D53B8FF751C48380679F4B801F29" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Related party receivables </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsReceivableRelatedParties" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsReceivableRelatedParties_42E7D53B8FF751C48380679F4B801F29" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_9D39A67A712E55560BC38DBAE0F4F6A2_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_4910364252B4523CBE5E03EB6CE9165A" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Prepaid expenses and other assets </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" xlink:label="loc_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_4910364252B4523CBE5E03EB6CE9165A" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncreaseDecreaseInDueToRelatedPartiesCurrent_EBB3827EA8D19F4EB8C88DBAE0F483FB_verboseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInDueToRelatedPartiesCurrent_CDD0F00E76475F2BA509F92CC2FCA5D2" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Advances from related party </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncreaseDecreaseInDueToRelatedPartiesCurrent" xlink:label="loc_us-gaap_IncreaseDecreaseInDueToRelatedPartiesCurrent_CDD0F00E76475F2BA509F92CC2FCA5D2" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AssetRetirementObligationCashPaidToSettle_0B6DD15F95D1D151BA568DBAE0F4C27C_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationCashPaidToSettle_9B6A097BE4A7513989A3332AA8818EC9" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Settlement of asset retirement obligations </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AssetRetirementObligationCashPaidToSettle" xlink:label="loc_us-gaap_AssetRetirementObligationCashPaidToSettle_9B6A097BE4A7513989A3332AA8818EC9" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncreaseDecreaseInOperatingLiabilities_C64F7901FC7C3B85F3548DBAE0F47E92_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOperatingLiabilities_4513562E6A47569883660F305B2BAB70" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accounts payable, accrued liabilities and other liabilities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingLiabilities" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingLiabilities_4513562E6A47569883660F305B2BAB70" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingLiabilities_4513562E6A47569883660F305B2BAB70" xlink:to="lab_us-gaap_IncreaseDecreaseInOperatingLiabilities_4513562E6A47569883660F305B2BAB70" xlink:type="arc"/>
<link:label id="lab_amr_IncreaseDecreaseOperatingLeaseLiabilities_4CD9982D30B30FBFD9328DBAE0F5D6CE_verboseLabel_en-US" xlink:label="lab_amr_IncreaseDecreaseOperatingLeaseLiabilities_0A1259369FA25EBAB66F316244739C2A" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Operating lease obligations </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_IncreaseDecreaseOperatingLeaseLiabilities" xlink:label="loc_amr_IncreaseDecreaseOperatingLeaseLiabilities_0A1259369FA25EBAB66F316244739C2A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_amr_IncreaseDecreaseOperatingLeaseLiabilities_0A1259369FA25EBAB66F316244739C2A" xlink:to="lab_amr_IncreaseDecreaseOperatingLeaseLiabilities_0A1259369FA25EBAB66F316244739C2A" xlink:type="arc"/>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_752FD6C11FBF678F5A1B8DBAE0F59A7D_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_D161E7B4F9215034804B171132E549E9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash flows from investing activities: </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_D161E7B4F9215034804B171132E549E9" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PaymentsToExploreAndDevelopOilAndGasProperties_9CE344EE3EF851F9BB8C8DBAE0F589CF_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsToExploreAndDevelopOilAndGasProperties_9ACFD30EF8EA5EA688F52807325EE0A6" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Capital expenditures </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PaymentsToExploreAndDevelopOilAndGasProperties" xlink:label="loc_us-gaap_PaymentsToExploreAndDevelopOilAndGasProperties_9ACFD30EF8EA5EA688F52807325EE0A6" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ProceedsFromDivestitureOfInterestInConsolidatedSubsidiaries_83FB08A27679D82C323A8DBAE0F5D8CB_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromDivestitureOfInterestInConsolidatedSubsidiaries_EA1DBC6E5D215C509267C2B039B911C2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Distribution received from subsidiary </link:label>
<link:label id="lab_us-gaap_ProceedsFromDivestitureOfInterestInConsolidatedSubsidiaries_83FB08A27679D82C323A8DBAE0F5D8CB_label_en-US" xlink:label="lab_us-gaap_ProceedsFromDivestitureOfInterestInConsolidatedSubsidiaries_EA1DBC6E5D215C509267C2B039B911C2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from Divestiture of Interest in Consolidated Subsidiaries </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ProceedsFromDivestitureOfInterestInConsolidatedSubsidiaries" xlink:label="loc_us-gaap_ProceedsFromDivestitureOfInterestInConsolidatedSubsidiaries_EA1DBC6E5D215C509267C2B039B911C2" xlink:type="locator"/>
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<link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_DA046850F4704E8707CE8DBAE0F68CBA_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_B727F07D2F165D3E889E9733850B2EA6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash flows from financing activities: </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_B727F07D2F165D3E889E9733850B2EA6" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ProceedsFromLongTermLinesOfCredit_1D295D88A61CCBCFD7378DBAE0F619CF_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromLongTermLinesOfCredit_35CA715533AA547CA00624A678D0CD8B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Proceeds from long-term debt borrowings </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ProceedsFromLongTermLinesOfCredit" xlink:label="loc_us-gaap_ProceedsFromLongTermLinesOfCredit_35CA715533AA547CA00624A678D0CD8B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromLongTermLinesOfCredit_35CA715533AA547CA00624A678D0CD8B" xlink:to="lab_us-gaap_ProceedsFromLongTermLinesOfCredit_35CA715533AA547CA00624A678D0CD8B" xlink:type="arc"/>
<link:label id="lab_amr_ScheduleOfImpairmentOfAssetsTableTextBlock_CA6F09AFA16AEA73A3625DF6EEED632D_terseLabel_en-US" xlink:label="lab_amr_ScheduleOfImpairmentOfAssetsTableTextBlock_643CFFCB29F25989BD8A898144B22A41" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Impairment Expense </link:label>
<link:label id="lab_amr_ScheduleOfImpairmentOfAssetsTableTextBlock_CA6F09AFA16AEA73A3625DF6EEED632D_label_en-US" xlink:label="lab_amr_ScheduleOfImpairmentOfAssetsTableTextBlock_643CFFCB29F25989BD8A898144B22A41" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule Of Impairment Of Assets [Table Text Block] </link:label>
<link:label id="lab_amr_ScheduleOfImpairmentOfAssetsTableTextBlock_CA6F09AFA16AEA73A3625DF6EEED632D_documentation_en-US" xlink:label="lab_amr_ScheduleOfImpairmentOfAssetsTableTextBlock_643CFFCB29F25989BD8A898144B22A41" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Schedule Of Impairment Of Assets [Table Text Block] </link:label>
<link:loc xlink:href="amr-20191231.xsd#amr_ScheduleOfImpairmentOfAssetsTableTextBlock" xlink:label="loc_amr_ScheduleOfImpairmentOfAssetsTableTextBlock_643CFFCB29F25989BD8A898144B22A41" xlink:type="locator"/>
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