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OPAL Fuels Inc. – ‘S-1/A’ on 11/4/22 – ‘EX-101.LAB’

On:  Friday, 11/4/22, at 10:09am ET   ·   Accession #:  1213900-22-69145   ·   File #:  333-266757

Previous ‘S-1’:  ‘S-1/A’ on 11/2/22   ·   Latest ‘S-1’:  This Filing   ·   14 References:   

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

11/04/22  OPAL Fuels Inc.                   S-1/A                 55:8.9M                                   EdgarAgents LLC/FA

Pre-Effective Amendment to Registration Statement (General Form)   —   Form S-1   —   SA’33

Filing Table of Contents

Document/Exhibit                   Description                      Pages   Size 

 1: S-1/A       Amendment No. 4 to Form S-1                         HTML   4.46M 
 2: EX-FILING FEES  Filing Fee Table                                HTML     65K 
 8: R1          Document And Entity Information                     HTML     35K 
 9: R2          Condensed Balance Sheets                            HTML    107K 
10: R3          Condensed Balance Sheets (Parentheticals)           HTML     45K 
11: R4          Unaudited Condensed Statements of Operations        HTML     60K 
12: R5          Unaudited Condensed Statements of Operations        HTML     29K 
                (Parentheticals)                                                 
13: R6          Unaudited Condensed Statements of Changes in        HTML     77K 
                Shareholders' Deficit                                            
14: R7          Unaudited Condensed Statements of Cash Flows        HTML    100K 
15: R8          Description of Organization, Business Operations    HTML     67K 
                and Basis of Presentation                                        
16: R9          Summary of Significant Accounting Policies          HTML     79K 
17: R10         Initial Public Offering                             HTML     21K 
18: R11         Private Placement                                   HTML     22K 
19: R12         Related Party Transactions                          HTML     34K 
20: R13         Commitments and Contingencies                       HTML     29K 
21: R14         Class A Ordinary Shares Subject to Possible         HTML     27K 
                Redemption                                                       
22: R15         Shareholders' Deficit                               HTML     33K 
23: R16         Derivative Warrant Liabilities                      HTML     45K 
24: R17         Fair Value Measurements                             HTML     60K 
25: R18         Subsequent Events                                   HTML     28K 
26: R19         Accounting Policies, by Policy (Policies)           HTML    103K 
27: R20         Summary of Significant Accounting Policies          HTML     33K 
                (Tables)                                                         
28: R21         Class A Ordinary Shares Subject to Possible         HTML     25K 
                Redemption (Tables)                                              
29: R22         Fair Value Measurements (Tables)                    HTML     56K 
30: R23         Description of Organization, Business Operations    HTML    162K 
                and Basis of Presentation (Details)                              
31: R24         Summary of Significant Accounting Policies          HTML     29K 
                (Details)                                                        
32: R25         Summary of Significant Accounting Policies          HTML     40K 
                (Details) - Schedule of basic and diluted net                    
                income (loss) per share                                          
33: R26         Initial Public Offering (Details)                   HTML     35K 
34: R27         Private Placement (Details)                         HTML     29K 
35: R28         Related Party Transactions (Details)                HTML     75K 
36: R29         Commitments and Contingencies (Details)             HTML     44K 
37: R30         Class A Ordinary Shares Subject to Possible         HTML     28K 
                Redemption (Details)                                             
38: R31         Class A Ordinary Shares Subject to Possible         HTML     35K 
                Redemption (Details) - Schedule of class A                       
                ordinary shares subject to possible redemption                   
39: R32         Shareholders' Deficit (Details)                     HTML     59K 
40: R33         Derivative Warrant Liabilities (Details)            HTML     71K 
41: R34         Fair Value Measurements (Details)                   HTML     20K 
42: R35         Fair Value Measurements (Details) - Schedule of     HTML     36K 
                assets that are measured at fair value on a                      
                recurring basis                                                  
43: R36         Fair Value Measurements (Details) - Schedule of     HTML     31K 
                fair value measurement inputs and valuation                      
                techniques                                                       
44: R37         Fair Value Measurements (Details) - Schedule of     HTML     38K 
                fair value of the derivative warrant liabilities                 
45: R38         Subsequent Events (Details)                         HTML     54K 
46: R39         Summary of Significant Accounting Policies          HTML     35K 
                (Details) - Schedule of basic and diluted net                    
                income (loss) per share                                          
47: R40         Class A Ordinary Shares Subject to Possible         HTML     33K 
                Redemption (Details) - Schedule of class A                       
                ordinary shares subject to possible redemption                   
48: R41         Fair Value Measurements (Details) - Schedule of     HTML     37K 
                assets that are measured at fair value on a                      
                recurring basis                                                  
49: R42         Fair Value Measurements (Details) - Schedule of     HTML     31K 
                fair value measurement inputs and valuation                      
                techniques                                                       
50: R43         Fair Value Measurements (Details) - Schedule of     HTML     38K 
                fair value of the derivative warrant liabilities                 
53: XML         IDEA XML File -- Filing Summary                      XML    102K 
51: XML         XBRL Instance -- ea168046-s1a4_opalfuels_htm         XML   1.02M 
52: EXCEL       IDEA Workbook of Financial Reports                  XLSX    135K 
 4: EX-101.CAL  XBRL Calculations -- opal-20220630_cal               XML     71K 
 5: EX-101.DEF  XBRL Definitions -- opal-20220630_def                XML    680K 
 6: EX-101.LAB  XBRL Labels -- opal-20220630_lab                     XML   1.09M 
 7: EX-101.PRE  XBRL Presentations -- opal-20220630_pre              XML    654K 
 3: EX-101.SCH  XBRL Schema -- opal-20220630                         XSD    176K 
54: JSON        XBRL Instance as JSON Data -- MetaLinks              257±   389K 
55: ZIP         XBRL Zipped Folder -- 0001213900-22-069145-xbrl      Zip    773K

‘EX-101.LAB’   —   XBRL Labels — opal-20220630_lab

This Exhibit is an XBRL XML File.

                                                                                                                                                                                
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<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_Assets_lbl" xml:lang="en-US"> Total Assets </label>
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<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_LiabilitiesCurrent_lbl" xml:lang="en-US"> Total current liabilities </label>
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<loc xlink:type="locator" xlink:label="us-gaap_Liabilities" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Liabilities"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_Liabilities_lbl" xml:lang="en-US"> Total liabilities </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Liabilities" xlink:to="us-gaap_Liabilities_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_StatementClassOfStockAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementClassOfStockAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StatementClassOfStockAxis_lbl" xml:lang="en-US"> Class of Stock [Axis] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementClassOfStockAxis" xlink:to="us-gaap_StatementClassOfStockAxis_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_StockholdersEquity" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockholdersEquity"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_StockholdersEquity_lbl" xml:lang="en-US"> Total shareholders’ deficit </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquity" xlink:to="us-gaap_StockholdersEquity_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity_lbl" xml:lang="en-US"> Total Liabilities and Shareholders’ Deficit </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesAndStockholdersEquity" xlink:to="us-gaap_LiabilitiesAndStockholdersEquity_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_OperatingIncomeLoss" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OperatingIncomeLoss"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_OperatingIncomeLoss_lbl" xml:lang="en-US"> Loss from operations </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingIncomeLoss" xlink:to="us-gaap_OperatingIncomeLoss_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_OtherNonoperatingIncomeExpense" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherNonoperatingIncomeExpense"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_OtherNonoperatingIncomeExpense_lbl" xml:lang="en-US"> Total other income (expense) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherNonoperatingIncomeExpense" xlink:to="us-gaap_OtherNonoperatingIncomeExpense_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_NetIncomeLoss" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetIncomeLoss"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_NetIncomeLoss_lbl" xml:lang="en-US"> Net income (loss) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetIncomeLoss" xlink:to="us-gaap_NetIncomeLoss_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NetIncomeLoss_lbl0" xml:lang="en-US"> Net income (loss) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetIncomeLoss" xlink:to="us-gaap_NetIncomeLoss_lbl0"/>
<loc xlink:type="locator" xlink:label="us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_lbl" xml:lang="en-US"> Balance </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:to="us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_lbl0" xml:lang="en-US"> Balance </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:to="us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_lbl0"/>
<loc xlink:type="locator" xlink:label="us-gaap_SharesOutstanding" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SharesOutstanding"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_SharesOutstanding_lbl" xml:lang="en-US"> Balance (in Shares) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharesOutstanding" xlink:to="us-gaap_SharesOutstanding_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_SharesOutstanding_lbl0" xml:lang="en-US"> Balance (in Shares) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharesOutstanding" xlink:to="us-gaap_SharesOutstanding_lbl0"/>
<loc xlink:type="locator" xlink:label="us-gaap_StatementEquityComponentsAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementEquityComponentsAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StatementEquityComponentsAxis_lbl" xml:lang="en-US"> Equity Components [Axis] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementEquityComponentsAxis" xlink:to="us-gaap_StatementEquityComponentsAxis_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl" xml:lang="en-US"> Net cash used in operating activities </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:to="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl" xml:lang="en-US"> Net cash used in investing activities </label>
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<loc xlink:type="locator" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities_lbl" xml:lang="en-US"> Net cash provided by financing activities </label>
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<loc xlink:type="locator" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_lbl" xml:lang="en-US"> Net (decrease) increase in cash </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" xlink:to="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_lbl" xml:lang="en-US"> Cash - beginning of the period </label>
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<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_lbl0" xml:lang="en-US"> Cash - end of the period </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations" xlink:to="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_lbl0"/>
<loc xlink:type="locator" xlink:label="us-gaap_AccountingPoliciesAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccountingPoliciesAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccountingPoliciesAbstract_lbl" xml:lang="en-US"> Summary of Significant Accounting Policies </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountingPoliciesAbstract" xlink:to="us-gaap_AccountingPoliciesAbstract_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_TemporaryEquityCarryingAmountAttributableToParent" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TemporaryEquityCarryingAmountAttributableToParent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_TemporaryEquityCarryingAmountAttributableToParent_lbl" xml:lang="en-US"> Class A ordinary shares subject to possible redemption at December 31, 2021 </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TemporaryEquityCarryingAmountAttributableToParent" xlink:to="us-gaap_TemporaryEquityCarryingAmountAttributableToParent_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_TemporaryEquityCarryingAmountAttributableToParent_lbl0" xml:lang="en-US"> Class A ordinary shares subject to possible redemption at June 30, 2022 </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TemporaryEquityCarryingAmountAttributableToParent" xlink:to="us-gaap_TemporaryEquityCarryingAmountAttributableToParent_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_TemporaryEquityCarryingAmountAttributableToParent_lbl1" xml:lang="en-US"> Class A ordinary shares subject to possible redemption </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TemporaryEquityCarryingAmountAttributableToParent" xlink:to="us-gaap_TemporaryEquityCarryingAmountAttributableToParent_lbl1"/>
<loc xlink:type="locator" xlink:label="us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueByFairValueHierarchyLevelAxis_lbl" xml:lang="en-US"> Fair Value Hierarchy and NAV [Axis] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:to="us-gaap_FairValueByFairValueHierarchyLevelAxis_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs_lbl" xml:lang="en-US"> Opening Balance, Derivative warrant liabilities </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs" xlink:to="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs_lbl0" xml:lang="en-US"> Ending Balance, Derivative warrant liabilities </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs" xlink:to="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs_lbl0"/>
<loc xlink:type="locator" xlink:label="us-gaap_DerivativeInstrumentRiskAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DerivativeInstrumentRiskAxis_lbl" xml:lang="en-US"> Derivative Instrument [Axis] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeInstrumentRiskAxis" xlink:to="us-gaap_DerivativeInstrumentRiskAxis_lbl"/>
<loc xlink:type="locator" xlink:label="dei_AmendmentDescription" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_AmendmentDescription"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_AmendmentDescription_lbl" xml:lang="en-US"> Amendment Description </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_AmendmentDescription" xlink:to="dei_AmendmentDescription_lbl"/>
<loc xlink:type="locator" xlink:label="dei_DocumentType" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_DocumentType"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_DocumentType_lbl" xml:lang="en-US"> Document Type </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentType" xlink:to="dei_DocumentType_lbl"/>
<loc xlink:type="locator" xlink:label="dei_EntityRegistrantName" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityRegistrantName"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_EntityRegistrantName_lbl" xml:lang="en-US"> Entity Registrant Name </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityRegistrantName" xlink:to="dei_EntityRegistrantName_lbl"/>
<loc xlink:type="locator" xlink:label="dei_EntityIncorporationStateCountryCode" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityIncorporationStateCountryCode"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_EntityIncorporationStateCountryCode_lbl" xml:lang="en-US"> Entity Incorporation, State or Country Code </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityIncorporationStateCountryCode" xlink:to="dei_EntityIncorporationStateCountryCode_lbl"/>
<loc xlink:type="locator" xlink:label="dei_EntityFilerCategory" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityFilerCategory"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_EntityFilerCategory_lbl" xml:lang="en-US"> Entity Filer Category </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityFilerCategory" xlink:to="dei_EntityFilerCategory_lbl"/>
<loc xlink:type="locator" xlink:label="dei_EntitySmallBusiness" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntitySmallBusiness"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_EntitySmallBusiness_lbl" xml:lang="en-US"> Entity Small Business </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntitySmallBusiness" xlink:to="dei_EntitySmallBusiness_lbl"/>
<loc xlink:type="locator" xlink:label="dei_EntityEmergingGrowthCompany" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityEmergingGrowthCompany"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_EntityEmergingGrowthCompany_lbl" xml:lang="en-US"> Entity Emerging Growth Company </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityEmergingGrowthCompany" xlink:to="dei_EntityEmergingGrowthCompany_lbl"/>
<loc xlink:type="locator" xlink:label="dei_EntityExTransitionPeriod" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityExTransitionPeriod"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_EntityExTransitionPeriod_lbl" xml:lang="en-US"> Entity Ex Transition Period </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityExTransitionPeriod" xlink:to="dei_EntityExTransitionPeriod_lbl"/>
<loc xlink:type="locator" xlink:label="dei_AmendmentFlag" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_AmendmentFlag"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_AmendmentFlag_lbl" xml:lang="en-US"> Amendment Flag </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_AmendmentFlag" xlink:to="dei_AmendmentFlag_lbl"/>
<loc xlink:type="locator" xlink:label="dei_EntityCentralIndexKey" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityCentralIndexKey"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_EntityCentralIndexKey_lbl" xml:lang="en-US"> Entity Central Index Key </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityCentralIndexKey" xlink:to="dei_EntityCentralIndexKey_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_AssetsAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AssetsAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AssetsAbstract_lbl" xml:lang="en-US"> Assets </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetsAbstract" xlink:to="us-gaap_AssetsAbstract_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_AssetsAbstract_lbl0" xml:lang="en-US"> Assets: </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetsAbstract" xlink:to="us-gaap_AssetsAbstract_lbl0"/>
<loc xlink:type="locator" xlink:label="us-gaap_AssetsCurrentAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AssetsCurrentAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AssetsCurrentAbstract_lbl" xml:lang="en-US"> Current assets: </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetsCurrentAbstract" xlink:to="us-gaap_AssetsCurrentAbstract_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xml:lang="en-US"> Cash </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:to="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_PrepaidExpenseCurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PrepaidExpenseCurrent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PrepaidExpenseCurrent_lbl" xml:lang="en-US"> Prepaid expenses </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PrepaidExpenseCurrent" xlink:to="us-gaap_PrepaidExpenseCurrent_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_OtherAssetsNoncurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherAssetsNoncurrent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherAssetsNoncurrent_lbl" xml:lang="en-US"> Other assets </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherAssetsNoncurrent" xlink:to="us-gaap_OtherAssetsNoncurrent_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_AssetsHeldInTrust" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AssetsHeldInTrust"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AssetsHeldInTrust_lbl" xml:lang="en-US"> Investments held in Trust Account </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetsHeldInTrust" xlink:to="us-gaap_AssetsHeldInTrust_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_AssetsHeldInTrust_lbl0" xml:lang="en-US"> Net proceeds of the initial public offering </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetsHeldInTrust" xlink:to="us-gaap_AssetsHeldInTrust_lbl0"/>
<loc xlink:type="locator" xlink:label="us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LiabilitiesAndStockholdersEquityAbstract_lbl" xml:lang="en-US"> Liabilities and Shareholders’ Deficit: </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:to="us-gaap_LiabilitiesAndStockholdersEquityAbstract_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_LiabilitiesCurrentAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilitiesCurrentAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LiabilitiesCurrentAbstract_lbl" xml:lang="en-US"> Current liabilities: </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesCurrentAbstract" xlink:to="us-gaap_LiabilitiesCurrentAbstract_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_AccountsPayableCurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccountsPayableCurrent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AccountsPayableCurrent_lbl" xml:lang="en-US"> Accounts payable </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsPayableCurrent" xlink:to="us-gaap_AccountsPayableCurrent_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_AccruedLiabilitiesCurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccruedLiabilitiesCurrent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AccruedLiabilitiesCurrent_lbl" xml:lang="en-US"> Accrued expenses </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccruedLiabilitiesCurrent" xlink:to="us-gaap_AccruedLiabilitiesCurrent_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_DueToRelatedPartiesCurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DueToRelatedPartiesCurrent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DueToRelatedPartiesCurrent_lbl" xml:lang="en-US"> Due to related party </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DueToRelatedPartiesCurrent" xlink:to="us-gaap_DueToRelatedPartiesCurrent_lbl"/>
<loc xlink:type="locator" xlink:label="opal_DeferredLegalFees" xlink:href="opal-20220630.xsd#opal_DeferredLegalFees"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_DeferredLegalFees_lbl" xml:lang="en-US"> Deferred legal fees </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DeferredLegalFees" xlink:to="opal_DeferredLegalFees_lbl"/>
<loc xlink:type="locator" xlink:label="opal_DeferredUnderwritingCommissionsNoncurrent" xlink:href="opal-20220630.xsd#opal_DeferredUnderwritingCommissionsNoncurrent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_DeferredUnderwritingCommissionsNoncurrent_lbl" xml:lang="en-US"> Deferred underwriting commissions </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DeferredUnderwritingCommissionsNoncurrent" xlink:to="opal_DeferredUnderwritingCommissionsNoncurrent_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_DerivativeLiabilitiesNoncurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeLiabilitiesNoncurrent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DerivativeLiabilitiesNoncurrent_lbl" xml:lang="en-US"> Derivative warrant liabilities </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeLiabilitiesNoncurrent" xlink:to="us-gaap_DerivativeLiabilitiesNoncurrent_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_CommitmentsAndContingencies" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommitmentsAndContingencies"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommitmentsAndContingencies_lbl" xml:lang="en-US"> Commitments and Contingencies </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommitmentsAndContingencies" xlink:to="us-gaap_CommitmentsAndContingencies_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_TemporaryEquitySharesOutstanding" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TemporaryEquitySharesOutstanding"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_TemporaryEquitySharesOutstanding_lbl" xml:lang="en-US"> Shares subject to possible redemption </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TemporaryEquitySharesOutstanding" xlink:to="us-gaap_TemporaryEquitySharesOutstanding_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_TemporaryEquitySharesOutstanding_lbl0" xml:lang="en-US"> Class A ordinary shares outstanding </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TemporaryEquitySharesOutstanding" xlink:to="us-gaap_TemporaryEquitySharesOutstanding_lbl0"/>
<loc xlink:type="locator" xlink:label="us-gaap_StockholdersEquityAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockholdersEquityAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockholdersEquityAbstract_lbl" xml:lang="en-US"> Shareholders’ Deficit: </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquityAbstract" xlink:to="us-gaap_StockholdersEquityAbstract_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_PreferredStockValue" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PreferredStockValue"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PreferredStockValue_lbl" xml:lang="en-US"> Preference shares, $0.0001 par value; 5,000,000 shares authorized; none issued and outstanding </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockValue" xlink:to="us-gaap_PreferredStockValue_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_PreferredStockParOrStatedValuePerShare" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PreferredStockParOrStatedValuePerShare"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PreferredStockParOrStatedValuePerShare_lbl" xml:lang="en-US"> Preferred stock, par value (in Dollars per share) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockParOrStatedValuePerShare" xlink:to="us-gaap_PreferredStockParOrStatedValuePerShare_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_PreferredStockParOrStatedValuePerShare_lbl0" xml:lang="en-US"> Preference stock, par value (in Dollars per share) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockParOrStatedValuePerShare" xlink:to="us-gaap_PreferredStockParOrStatedValuePerShare_lbl0"/>
<loc xlink:type="locator" xlink:label="us-gaap_PreferredStockSharesAuthorized" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PreferredStockSharesAuthorized"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PreferredStockSharesAuthorized_lbl" xml:lang="en-US"> Preferred stock, shares authorized </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockSharesAuthorized" xlink:to="us-gaap_PreferredStockSharesAuthorized_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_PreferredStockSharesAuthorized_lbl0" xml:lang="en-US"> Preference stock, shares authorized </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockSharesAuthorized" xlink:to="us-gaap_PreferredStockSharesAuthorized_lbl0"/>
<loc xlink:type="locator" xlink:label="us-gaap_PreferredStockSharesIssued" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PreferredStockSharesIssued"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PreferredStockSharesIssued_lbl" xml:lang="en-US"> Preferred stock, shares issued </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockSharesIssued" xlink:to="us-gaap_PreferredStockSharesIssued_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_PreferredStockSharesOutstanding" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PreferredStockSharesOutstanding"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PreferredStockSharesOutstanding_lbl" xml:lang="en-US"> Preferred stock, shares outstanding </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockSharesOutstanding" xlink:to="us-gaap_PreferredStockSharesOutstanding_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_CommonStockValue" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonStockValue"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStockValue_lbl" xml:lang="en-US"> Class A ordinary shares, $0.0001 par value; 500,000,000 shares authorized (excluding 31,116,305 shares subject to possible redemption) at June 30, 2022 and December 31, 2021 </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockValue" xlink:to="us-gaap_CommonStockValue_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonStockParOrStatedValuePerShare"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare_lbl" xml:lang="en-US"> Ordinary shares, par value (in Dollars per share) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockParOrStatedValuePerShare" xlink:to="us-gaap_CommonStockParOrStatedValuePerShare_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare_lbl0" xml:lang="en-US"> Common stock, par or stated value per share (in Dollars per share) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockParOrStatedValuePerShare" xlink:to="us-gaap_CommonStockParOrStatedValuePerShare_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare_lbl1" xml:lang="en-US"> Common stock par value (in Dollars per share) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockParOrStatedValuePerShare" xlink:to="us-gaap_CommonStockParOrStatedValuePerShare_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare_lbl2" xml:lang="en-US"> Ordinary share par value (in Dollars per share) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockParOrStatedValuePerShare" xlink:to="us-gaap_CommonStockParOrStatedValuePerShare_lbl2"/>
<loc xlink:type="locator" xlink:label="us-gaap_CommonStockSharesAuthorized" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonStockSharesAuthorized"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStockSharesAuthorized_lbl" xml:lang="en-US"> Ordinary shares, shares authorized </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockSharesAuthorized" xlink:to="us-gaap_CommonStockSharesAuthorized_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_CommonStockSharesAuthorized_lbl0" xml:lang="en-US"> Common stock, shares authorized </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockSharesAuthorized" xlink:to="us-gaap_CommonStockSharesAuthorized_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:label="us-gaap_CommonStockSharesAuthorized_lbl1" xml:lang="en-US"> Ordinary shares authorized </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockSharesAuthorized" xlink:to="us-gaap_CommonStockSharesAuthorized_lbl1"/>
<loc xlink:type="locator" xlink:label="opal_UnlabeledAbstract" xlink:href="opal-20220630.xsd#opal_UnlabeledAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_UnlabeledAbstract_lbl" xml:lang="en-US"> </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_UnlabeledAbstract" xlink:to="opal_UnlabeledAbstract_lbl"/>
<loc xlink:type="locator" xlink:label="opal_CommonStockValueOne" xlink:href="opal-20220630.xsd#opal_CommonStockValueOne"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_CommonStockValueOne_lbl" xml:lang="en-US"> Class B ordinary shares, $0.0001 par value; 50,000,000 shares authorized; 7,779,076 shares issued and outstanding at June 30, 2022 and December 31, 2021 </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_CommonStockValueOne" xlink:to="opal_CommonStockValueOne_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_CommonStockSharesIssued" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonStockSharesIssued"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStockSharesIssued_lbl" xml:lang="en-US"> Ordinary shares, shares issued </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockSharesIssued" xlink:to="us-gaap_CommonStockSharesIssued_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_CommonStockSharesIssued_lbl0" xml:lang="en-US"> Ordinary shares issued </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockSharesIssued" xlink:to="us-gaap_CommonStockSharesIssued_lbl0"/>
<loc xlink:type="locator" xlink:label="us-gaap_CommonStockSharesOutstanding" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonStockSharesOutstanding"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl" xml:lang="en-US"> Ordinary shares, shares outstanding </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockSharesOutstanding" xlink:to="us-gaap_CommonStockSharesOutstanding_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl0" xml:lang="en-US"> Ordinary shares outstanding </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockSharesOutstanding" xlink:to="us-gaap_CommonStockSharesOutstanding_lbl0"/>
<loc xlink:type="locator" xlink:label="us-gaap_AdditionalPaidInCapital" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AdditionalPaidInCapital"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AdditionalPaidInCapital_lbl" xml:lang="en-US"> Additional paid-in-capital </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdditionalPaidInCapital" xlink:to="us-gaap_AdditionalPaidInCapital_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xml:lang="en-US"> Accumulated deficit </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RetainedEarningsAccumulatedDeficit" xlink:to="us-gaap_RetainedEarningsAccumulatedDeficit_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_TemporaryEquityRedemptionPricePerShare" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TemporaryEquityRedemptionPricePerShare"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_TemporaryEquityRedemptionPricePerShare_lbl" xml:lang="en-US"> Shares subject to possible redemption price per share (in Dollars per share) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TemporaryEquityRedemptionPricePerShare" xlink:to="us-gaap_TemporaryEquityRedemptionPricePerShare_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_TemporaryEquityRedemptionPricePerShare_lbl0" xml:lang="en-US"> Per share price (in Dollars per share) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TemporaryEquityRedemptionPricePerShare" xlink:to="us-gaap_TemporaryEquityRedemptionPricePerShare_lbl0"/>
<loc xlink:type="locator" xlink:label="us-gaap_GeneralAndAdministrativeExpense" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GeneralAndAdministrativeExpense"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_GeneralAndAdministrativeExpense_lbl" xml:lang="en-US"> General and administrative expenses </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GeneralAndAdministrativeExpense" xlink:to="us-gaap_GeneralAndAdministrativeExpense_lbl"/>
<loc xlink:type="locator" xlink:label="opal_OtherIncomeExpenseAbstract" xlink:href="opal-20220630.xsd#opal_OtherIncomeExpenseAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_OtherIncomeExpenseAbstract_lbl" xml:lang="en-US"> Other income (expense) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_OtherIncomeExpenseAbstract" xlink:to="opal_OtherIncomeExpenseAbstract_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_GainLossRelatedToLitigationSettlement" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GainLossRelatedToLitigationSettlement"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_GainLossRelatedToLitigationSettlement_lbl" xml:lang="en-US"> Gain on settlement of underwriting fees </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GainLossRelatedToLitigationSettlement" xlink:to="us-gaap_GainLossRelatedToLitigationSettlement_lbl"/>
<loc xlink:type="locator" xlink:label="opal_NetGainOnInvestmentsHeldInTrustAccount" xlink:href="opal-20220630.xsd#opal_NetGainOnInvestmentsHeldInTrustAccount"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_NetGainOnInvestmentsHeldInTrustAccount_lbl" xml:lang="en-US"> Net gain on investments held in Trust Account </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NetGainOnInvestmentsHeldInTrustAccount" xlink:to="opal_NetGainOnInvestmentsHeldInTrustAccount_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xml:lang="en-US"> Weighted average shares outstanding of basic (in Shares) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:to="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl" xml:lang="en-US"> Weighted average shares outstanding of diluted </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:to="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_EarningsPerShareBasic" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EarningsPerShareBasic"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EarningsPerShareBasic_lbl" xml:lang="en-US"> Basic net income (loss) per ordinary share (in Dollars per share) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EarningsPerShareBasic" xlink:to="us-gaap_EarningsPerShareBasic_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_EarningsPerShareBasic_lbl0" xml:lang="en-US"> Basic and diluted net </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EarningsPerShareBasic" xlink:to="us-gaap_EarningsPerShareBasic_lbl0"/>
<loc xlink:type="locator" xlink:label="us-gaap_EarningsPerShareDiluted" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EarningsPerShareDiluted"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EarningsPerShareDiluted_lbl" xml:lang="en-US"> Diluted net income (loss) per ordinary share </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EarningsPerShareDiluted" xlink:to="us-gaap_EarningsPerShareDiluted_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_OtherNonoperatingIncomeExpenseAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherNonoperatingIncomeExpenseAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherNonoperatingIncomeExpenseAbstract_lbl" xml:lang="en-US"> Other income (expense) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherNonoperatingIncomeExpenseAbstract" xlink:to="us-gaap_OtherNonoperatingIncomeExpenseAbstract_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_StockIssuedDuringPeriodValueOther" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockIssuedDuringPeriodValueOther"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodValueOther_lbl" xml:lang="en-US"> Gain on settlement of underwriting fees </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodValueOther" xlink:to="us-gaap_StockIssuedDuringPeriodValueOther_lbl"/>
<loc xlink:type="locator" xlink:label="opal_IssuanceOfClassBOrdinarySharesToSponsor" xlink:href="opal-20220630.xsd#opal_IssuanceOfClassBOrdinarySharesToSponsor"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_IssuanceOfClassBOrdinarySharesToSponsor_lbl" xml:lang="en-US"> Issuance of Class B ordinary shares to Sponsor </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_IssuanceOfClassBOrdinarySharesToSponsor" xlink:to="opal_IssuanceOfClassBOrdinarySharesToSponsor_lbl"/>
<loc xlink:type="locator" xlink:label="opal_IssuanceOfClassBOrdinarySharesToSponsors" xlink:href="opal-20220630.xsd#opal_IssuanceOfClassBOrdinarySharesToSponsors"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_IssuanceOfClassBOrdinarySharesToSponsors_lbl" xml:lang="en-US"> Issuance of Class B ordinary shares to Sponsor (in Shares) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_IssuanceOfClassBOrdinarySharesToSponsors" xlink:to="opal_IssuanceOfClassBOrdinarySharesToSponsors_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_StockIssuedDuringPeriodValueNewIssues" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockIssuedDuringPeriodValueNewIssues"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodValueNewIssues_lbl" xml:lang="en-US"> Accretion on Class A ordinary shares subject to possible redemption </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodValueNewIssues" xlink:to="us-gaap_StockIssuedDuringPeriodValueNewIssues_lbl"/>
<loc xlink:type="locator" xlink:label="opal_PossibleRedemptionAbstract" xlink:href="opal-20220630.xsd#opal_PossibleRedemptionAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_PossibleRedemptionAbstract_lbl" xml:lang="en-US"> possible redemption </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_PossibleRedemptionAbstract" xlink:to="opal_PossibleRedemptionAbstract_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_StockIssuedDuringPeriodValueConversionOfUnits" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockIssuedDuringPeriodValueConversionOfUnits"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodValueConversionOfUnits_lbl" xml:lang="en-US"> Sale of private placement warrants to Sponsor less fair value of private warrants </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodValueConversionOfUnits" xlink:to="us-gaap_StockIssuedDuringPeriodValueConversionOfUnits_lbl"/>
<loc xlink:type="locator" xlink:label="opal_ForfeitureOfClassBOrdinarySharesFromSponsor" xlink:href="opal-20220630.xsd#opal_ForfeitureOfClassBOrdinarySharesFromSponsor"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_ForfeitureOfClassBOrdinarySharesFromSponsor_lbl" xml:lang="en-US"> Forfeiture of Class B ordinary shares from Sponsor </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ForfeitureOfClassBOrdinarySharesFromSponsor" xlink:to="opal_ForfeitureOfClassBOrdinarySharesFromSponsor_lbl"/>
<loc xlink:type="locator" xlink:label="opal_ForfeitureOfClassBOrdinarySharesFromSponsorinShares" xlink:href="opal-20220630.xsd#opal_ForfeitureOfClassBOrdinarySharesFromSponsorinShares"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_ForfeitureOfClassBOrdinarySharesFromSponsorinShares_lbl" xml:lang="en-US"> Forfeiture of Class B ordinary shares from Sponsor (in Shares) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ForfeitureOfClassBOrdinarySharesFromSponsorinShares" xlink:to="opal_ForfeitureOfClassBOrdinarySharesFromSponsorinShares_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xml:lang="en-US"> Cash Flows from Operating Activities: </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xml:lang="en-US"> Adjustments to reconcile net income (loss) to net cash used in operating activities: </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl0" xml:lang="en-US"> Adjustments to reconcile net loss to net cash used in operating activities: </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl0"/>
<loc xlink:type="locator" xlink:label="opal_GeneralAndAdministrativeExpensesPaidByRelatedPartyInExchangeForIssuanceOfClassBO" xlink:href="opal-20220630.xsd#opal_GeneralAndAdministrativeExpensesPaidByRelatedPartyInExchangeForIssuanceOfClassBO"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_GeneralAndAdministrativeExpensesPaidByRelatedPartyInExchangeForIssuanceOfClassBO_lbl" xml:lang="en-US"> General and administrative expenses paid by related party in exchange for issuance of Class B ordinary shares </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_GeneralAndAdministrativeExpensesPaidByRelatedPartyInExchangeForIssuanceOfClassBO" xlink:to="opal_GeneralAndAdministrativeExpensesPaidByRelatedPartyInExchangeForIssuanceOfClassBO_lbl"/>
<loc xlink:type="locator" xlink:label="opal_GeneralAndAdministrativeExpensesPaidByRelatedPartyUnderPromissoryNote" xlink:href="opal-20220630.xsd#opal_GeneralAndAdministrativeExpensesPaidByRelatedPartyUnderPromissoryNote"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_GeneralAndAdministrativeExpensesPaidByRelatedPartyUnderPromissoryNote_lbl" xml:lang="en-US"> General and administrative expenses paid by related party under promissory note </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_GeneralAndAdministrativeExpensesPaidByRelatedPartyUnderPromissoryNote" xlink:to="opal_GeneralAndAdministrativeExpensesPaidByRelatedPartyUnderPromissoryNote_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_FairValueAdjustmentOfWarrants" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAdjustmentOfWarrants"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FairValueAdjustmentOfWarrants_lbl" xml:lang="en-US"> Change in fair value of derivative warrant liabilities </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueAdjustmentOfWarrants" xlink:to="us-gaap_FairValueAdjustmentOfWarrants_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_FairValueAdjustmentOfWarrants_lbl0" xml:lang="en-US"> Change in fair value of derivative warrant liabilities </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueAdjustmentOfWarrants" xlink:to="us-gaap_FairValueAdjustmentOfWarrants_lbl0"/>
<loc xlink:type="locator" xlink:label="opal_FinancingCostsWarrantLiabilities1" xlink:href="opal-20220630.xsd#opal_FinancingCostsWarrantLiabilities1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_FinancingCostsWarrantLiabilities1_lbl" xml:lang="en-US"> Financing costs - warrant liabilities </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_FinancingCostsWarrantLiabilities1" xlink:to="opal_FinancingCostsWarrantLiabilities1_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_lbl" xml:lang="en-US"> Changes in operating assets and liabilities: </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:to="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayable" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInAccountsPayable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayable_lbl" xml:lang="en-US"> Accounts payable </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInAccountsPayable" xlink:to="us-gaap_IncreaseDecreaseInAccountsPayable_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInOtherAccruedLiabilities" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInOtherAccruedLiabilities"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncreaseDecreaseInOtherAccruedLiabilities_lbl" xml:lang="en-US"> Accrued expenses </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInOtherAccruedLiabilities" xlink:to="us-gaap_IncreaseDecreaseInOtherAccruedLiabilities_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities_lbl" xml:lang="en-US"> Accrued expenses – related party </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities" xlink:to="us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities_lbl"/>
<loc xlink:type="locator" xlink:label="opal_IncreaseDecreaseInDeferredLegalFee" xlink:href="opal-20220630.xsd#opal_IncreaseDecreaseInDeferredLegalFee"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_IncreaseDecreaseInDeferredLegalFee_lbl" xml:lang="en-US"> Deferred legal fees </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_IncreaseDecreaseInDeferredLegalFee" xlink:to="opal_IncreaseDecreaseInDeferredLegalFee_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl" xml:lang="en-US"> Cash Flows from Investing Activities: </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:to="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_lbl" xml:lang="en-US"> Cash Flows from Financing Activities: </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:to="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_ProceedsFromNotesPayable" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProceedsFromNotesPayable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProceedsFromNotesPayable_lbl" xml:lang="en-US"> Proceeds from note payable to related party </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromNotesPayable" xlink:to="us-gaap_ProceedsFromNotesPayable_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_ProceedsFromIssuanceInitialPublicOffering" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProceedsFromIssuanceInitialPublicOffering"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProceedsFromIssuanceInitialPublicOffering_lbl" xml:lang="en-US"> Proceeds received from initial public offering </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromIssuanceInitialPublicOffering" xlink:to="us-gaap_ProceedsFromIssuanceInitialPublicOffering_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ProceedsFromIssuanceInitialPublicOffering_lbl0" xml:lang="en-US"> Gross proceeds from initial public offering </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromIssuanceInitialPublicOffering" xlink:to="us-gaap_ProceedsFromIssuanceInitialPublicOffering_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:label="us-gaap_ProceedsFromIssuanceInitialPublicOffering_lbl1" xml:lang="en-US"> Gross proceeds </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromIssuanceInitialPublicOffering" xlink:to="us-gaap_ProceedsFromIssuanceInitialPublicOffering_lbl1"/>
<loc xlink:type="locator" xlink:label="us-gaap_ProceedsFromIssuanceOfPrivatePlacement" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProceedsFromIssuanceOfPrivatePlacement"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProceedsFromIssuanceOfPrivatePlacement_lbl" xml:lang="en-US"> Proceeds received from private placement </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromIssuanceOfPrivatePlacement" xlink:to="us-gaap_ProceedsFromIssuanceOfPrivatePlacement_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ProceedsFromIssuanceOfPrivatePlacement_lbl0" xml:lang="en-US"> Proceeds from issuance of private placement </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromIssuanceOfPrivatePlacement" xlink:to="us-gaap_ProceedsFromIssuanceOfPrivatePlacement_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:label="us-gaap_ProceedsFromIssuanceOfPrivatePlacement_lbl1" xml:lang="en-US"> Proceeds from issuance of private placement (in Dollars) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromIssuanceOfPrivatePlacement" xlink:to="us-gaap_ProceedsFromIssuanceOfPrivatePlacement_lbl1"/>
<loc xlink:type="locator" xlink:label="us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_lbl" xml:lang="en-US"> Supplemental disclosure of noncash investing and financing activities: </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract" xlink:to="us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_TemporaryEquityAccretionToRedemptionValueAdjustment" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TemporaryEquityAccretionToRedemptionValueAdjustment"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_TemporaryEquityAccretionToRedemptionValueAdjustment_lbl" xml:lang="en-US"> Remeasurement of Class A common stock subject to possible redemption amount </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TemporaryEquityAccretionToRedemptionValueAdjustment" xlink:to="us-gaap_TemporaryEquityAccretionToRedemptionValueAdjustment_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_TemporaryEquityAccretionToRedemptionValueAdjustment_lbl0" xml:lang="en-US"> Accretion on Class A ordinary shares subject to possible redemption amount </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TemporaryEquityAccretionToRedemptionValueAdjustment" xlink:to="us-gaap_TemporaryEquityAccretionToRedemptionValueAdjustment_lbl0"/>
<loc xlink:type="locator" xlink:label="opal_OfferingCostsIncludedInAccountsPayable" xlink:href="opal-20220630.xsd#opal_OfferingCostsIncludedInAccountsPayable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_OfferingCostsIncludedInAccountsPayable_lbl" xml:lang="en-US"> Offering costs included in accounts payable </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_OfferingCostsIncludedInAccountsPayable" xlink:to="opal_OfferingCostsIncludedInAccountsPayable_lbl"/>
<loc xlink:type="locator" xlink:label="opal_OfferingCostsIncludedInAccruedExpenses" xlink:href="opal-20220630.xsd#opal_OfferingCostsIncludedInAccruedExpenses"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_OfferingCostsIncludedInAccruedExpenses_lbl" xml:lang="en-US"> Offering costs included in accrued expenses </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_OfferingCostsIncludedInAccruedExpenses" xlink:to="opal_OfferingCostsIncludedInAccruedExpenses_lbl"/>
<loc xlink:type="locator" xlink:label="opal_OfferingCostsPaidByRelatedPartyUnderPromissoryNote" xlink:href="opal-20220630.xsd#opal_OfferingCostsPaidByRelatedPartyUnderPromissoryNote"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_OfferingCostsPaidByRelatedPartyUnderPromissoryNote_lbl" xml:lang="en-US"> Offering costs paid by related party under promissory note </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_OfferingCostsPaidByRelatedPartyUnderPromissoryNote" xlink:to="opal_OfferingCostsPaidByRelatedPartyUnderPromissoryNote_lbl"/>
<loc xlink:type="locator" xlink:label="opal_DeferredUnderwritingCommissions" xlink:href="opal-20220630.xsd#opal_DeferredUnderwritingCommissions"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_DeferredUnderwritingCommissions_lbl" xml:lang="en-US"> Deferred underwriting commissions </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DeferredUnderwritingCommissions" xlink:to="opal_DeferredUnderwritingCommissions_lbl"/>
<loc xlink:type="locator" xlink:label="opal_GainOnSettlementOfUnderwritingFees" xlink:href="opal-20220630.xsd#opal_GainOnSettlementOfUnderwritingFees"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_GainOnSettlementOfUnderwritingFees_lbl" xml:lang="en-US"> Gain on settlement of underwriting fees </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_GainOnSettlementOfUnderwritingFees" xlink:to="opal_GainOnSettlementOfUnderwritingFees_lbl"/>
<loc xlink:type="locator" xlink:label="opal_ForfeitureOfClassBOrdinaryShareFromSponsor" xlink:href="opal-20220630.xsd#opal_ForfeitureOfClassBOrdinaryShareFromSponsor"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_ForfeitureOfClassBOrdinaryShareFromSponsor_lbl" xml:lang="en-US"> Forfeiture of Class B ordinary shares from Sponsor </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ForfeitureOfClassBOrdinaryShareFromSponsor" xlink:to="opal_ForfeitureOfClassBOrdinaryShareFromSponsor_lbl"/>
<loc xlink:type="locator" xlink:label="opal_FinancingCostsWarrantLiabilities" xlink:href="opal-20220630.xsd#opal_FinancingCostsWarrantLiabilities"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="opal_FinancingCostsWarrantLiabilities_lbl" xml:lang="en-US"> Financing costs – warrant liabilities </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_FinancingCostsWarrantLiabilities" xlink:to="opal_FinancingCostsWarrantLiabilities_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_TemporaryEquityAccretionToRedemptionValue" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TemporaryEquityAccretionToRedemptionValue"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_TemporaryEquityAccretionToRedemptionValue_lbl" xml:lang="en-US"> Remeasurement of Class A common stock subject to possible redemption amount </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TemporaryEquityAccretionToRedemptionValue" xlink:to="us-gaap_TemporaryEquityAccretionToRedemptionValue_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_TemporaryEquityAccretionToRedemptionValue_lbl0" xml:lang="en-US"> Re-measurement on Class A ordinary shares subject to possible redemption amount </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TemporaryEquityAccretionToRedemptionValue" xlink:to="us-gaap_TemporaryEquityAccretionToRedemptionValue_lbl0"/>
<loc xlink:type="locator" xlink:label="us-gaap_GainLossOnInvestments" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GainLossOnInvestments"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_GainLossOnInvestments_lbl" xml:lang="en-US"> Net gain on investments held in Trust Account </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GainLossOnInvestments" xlink:to="us-gaap_GainLossOnInvestments_lbl"/>
<loc xlink:type="locator" xlink:label="opal_GainOnSettlementOfDeferredUnderwritingFees" xlink:href="opal-20220630.xsd#opal_GainOnSettlementOfDeferredUnderwritingFees"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="opal_GainOnSettlementOfDeferredUnderwritingFees_lbl" xml:lang="en-US"> Gain on settlement of deferred underwriting fees </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_GainOnSettlementOfDeferredUnderwritingFees" xlink:to="opal_GainOnSettlementOfDeferredUnderwritingFees_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInPrepaidExpense" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInPrepaidExpense"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_IncreaseDecreaseInPrepaidExpense_lbl" xml:lang="en-US"> Prepaid expenses </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInPrepaidExpense" xlink:to="us-gaap_IncreaseDecreaseInPrepaidExpense_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_PaymentsToAcquireRestrictedInvestments" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PaymentsToAcquireRestrictedInvestments"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_PaymentsToAcquireRestrictedInvestments_lbl" xml:lang="en-US"> Cash deposited in Trust Account </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsToAcquireRestrictedInvestments" xlink:to="us-gaap_PaymentsToAcquireRestrictedInvestments_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_RepaymentsOfNotesPayable" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RepaymentsOfNotesPayable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_RepaymentsOfNotesPayable_lbl" xml:lang="en-US"> Repayment of note payable to related party </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RepaymentsOfNotesPayable" xlink:to="us-gaap_RepaymentsOfNotesPayable_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_PaymentsOfStockIssuanceCosts" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PaymentsOfStockIssuanceCosts"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_PaymentsOfStockIssuanceCosts_lbl" xml:lang="en-US"> Offering costs paid </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsOfStockIssuanceCosts" xlink:to="us-gaap_PaymentsOfStockIssuanceCosts_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_CommonClassAMember" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonClassAMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonClassAMember_lbl" xml:lang="en-US"> Class A Ordinary Shares </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonClassAMember" xlink:to="us-gaap_CommonClassAMember_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_CommonClassAMember_lbl0" xml:lang="en-US"> Class A </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonClassAMember" xlink:to="us-gaap_CommonClassAMember_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:label="us-gaap_CommonClassAMember_lbl1" xml:lang="en-US"> Class A [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonClassAMember" xlink:to="us-gaap_CommonClassAMember_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonClassAMember_lbl2" xml:lang="en-US"> Class A Ordinary Shares [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonClassAMember" xlink:to="us-gaap_CommonClassAMember_lbl2"/>
<loc xlink:type="locator" xlink:label="us-gaap_CommonClassBMember" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonClassBMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonClassBMember_lbl" xml:lang="en-US"> Class B Ordinary Shares </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonClassBMember" xlink:to="us-gaap_CommonClassBMember_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_CommonClassBMember_lbl0" xml:lang="en-US"> Class B </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonClassBMember" xlink:to="us-gaap_CommonClassBMember_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:label="us-gaap_CommonClassBMember_lbl1" xml:lang="en-US"> Class B [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonClassBMember" xlink:to="us-gaap_CommonClassBMember_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonClassBMember_lbl2" xml:lang="en-US"> Class B Ordinary Shares [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonClassBMember" xlink:to="us-gaap_CommonClassBMember_lbl2"/>
<loc xlink:type="locator" xlink:label="us-gaap_CommonStockMember" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonStockMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStockMember_lbl" xml:lang="en-US"> Ordinary Shares </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockMember" xlink:to="us-gaap_CommonStockMember_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_AdditionalPaidInCapitalMember" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AdditionalPaidInCapitalMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AdditionalPaidInCapitalMember_lbl" xml:lang="en-US"> Additional Paid-in Capital </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdditionalPaidInCapitalMember" xlink:to="us-gaap_AdditionalPaidInCapitalMember_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_RetainedEarningsMember" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetainedEarningsMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RetainedEarningsMember_lbl" xml:lang="en-US"> Accumulated Deficit </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RetainedEarningsMember" xlink:to="us-gaap_RetainedEarningsMember_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock_lbl" xml:lang="en-US"> Description of Organization, Business Operations and Basis of Presentation </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock" xlink:to="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_SignificantAccountingPoliciesTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SignificantAccountingPoliciesTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SignificantAccountingPoliciesTextBlock_lbl" xml:lang="en-US"> Summary of Significant Accounting Policies </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SignificantAccountingPoliciesTextBlock" xlink:to="us-gaap_SignificantAccountingPoliciesTextBlock_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_lbl" xml:lang="en-US"> Schedule of basic and diluted net income (loss) per share </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock" xlink:to="us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_lbl"/>
<loc xlink:type="locator" xlink:label="opal_BasicAndDilutedNetIncomePerOrdinaryShareAbstract" xlink:href="opal-20220630.xsd#opal_BasicAndDilutedNetIncomePerOrdinaryShareAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_BasicAndDilutedNetIncomePerOrdinaryShareAbstract_lbl" xml:lang="en-US"> Basic and diluted net income per ordinary share: </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_BasicAndDilutedNetIncomePerOrdinaryShareAbstract" xlink:to="opal_BasicAndDilutedNetIncomePerOrdinaryShareAbstract_lbl"/>
<loc xlink:type="locator" xlink:label="opal_NumeratorAbstract" xlink:href="opal-20220630.xsd#opal_NumeratorAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_NumeratorAbstract_lbl" xml:lang="en-US"> Numerator: </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NumeratorAbstract" xlink:to="opal_NumeratorAbstract_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_lbl" xml:lang="en-US"> Allocation of net income (loss) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic" xlink:to="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_lbl0" xml:lang="en-US"> Allocation of net (loss) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic" xlink:to="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_lbl0"/>
<loc xlink:type="locator" xlink:label="opal_DenominatorAbstract" xlink:href="opal-20220630.xsd#opal_DenominatorAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_DenominatorAbstract_lbl" xml:lang="en-US"> Denominator: </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DenominatorAbstract" xlink:to="opal_DenominatorAbstract_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_WeightedAverageNumberOfSharesIssuedBasic" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_WeightedAverageNumberOfSharesIssuedBasic"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_WeightedAverageNumberOfSharesIssuedBasic_lbl" xml:lang="en-US"> Basic and diluted weighted average ordinary shares outstanding </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WeightedAverageNumberOfSharesIssuedBasic" xlink:to="us-gaap_WeightedAverageNumberOfSharesIssuedBasic_lbl"/>
<loc xlink:type="locator" xlink:label="opal_BasicAndDilutedNetLossPerOrdinaryShareAbstract" xlink:href="opal-20220630.xsd#opal_BasicAndDilutedNetLossPerOrdinaryShareAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_BasicAndDilutedNetLossPerOrdinaryShareAbstract_lbl" xml:lang="en-US"> Basic and diluted net (loss) per ordinary share: </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_BasicAndDilutedNetLossPerOrdinaryShareAbstract" xlink:to="opal_BasicAndDilutedNetLossPerOrdinaryShareAbstract_lbl"/>
<loc xlink:type="locator" xlink:label="opal_NumeratorAbstract0" xlink:href="opal-20220630.xsd#opal_NumeratorAbstract0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_NumeratorAbstract0_lbl" xml:lang="en-US"> Numerator: </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NumeratorAbstract0" xlink:to="opal_NumeratorAbstract0_lbl"/>
<loc xlink:type="locator" xlink:label="opal_DenominatorAbstract0" xlink:href="opal-20220630.xsd#opal_DenominatorAbstract0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_DenominatorAbstract0_lbl" xml:lang="en-US"> Denominator: </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DenominatorAbstract0" xlink:to="opal_DenominatorAbstract0_lbl"/>
<loc xlink:type="locator" xlink:label="opal_InitialPublicOfferingTextBlock" xlink:href="opal-20220630.xsd#opal_InitialPublicOfferingTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_InitialPublicOfferingTextBlock_lbl" xml:lang="en-US"> Initial Public Offering </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_InitialPublicOfferingTextBlock" xlink:to="opal_InitialPublicOfferingTextBlock_lbl"/>
<loc xlink:type="locator" xlink:label="opal_PrivatePlacementTextBlock" xlink:href="opal-20220630.xsd#opal_PrivatePlacementTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_PrivatePlacementTextBlock_lbl" xml:lang="en-US"> Private Placement </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_PrivatePlacementTextBlock" xlink:to="opal_PrivatePlacementTextBlock_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_RelatedPartyTransactionsDisclosureTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RelatedPartyTransactionsDisclosureTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RelatedPartyTransactionsDisclosureTextBlock_lbl" xml:lang="en-US"> Related Party Transactions </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyTransactionsDisclosureTextBlock" xlink:to="us-gaap_RelatedPartyTransactionsDisclosureTextBlock_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommitmentsAndContingenciesDisclosureTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_lbl" xml:lang="en-US"> Commitments and Contingencies </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock" xlink:to="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_lbl"/>
<loc xlink:type="locator" xlink:label="opal_ClassAOrdinarySharesSubjectToPossibleRedemptionDisclosureTextBlock" xlink:href="opal-20220630.xsd#opal_ClassAOrdinarySharesSubjectToPossibleRedemptionDisclosureTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_ClassAOrdinarySharesSubjectToPossibleRedemptionDisclosureTextBlock_lbl" xml:lang="en-US"> Class A Ordinary Shares Subject to Possible Redemption </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ClassAOrdinarySharesSubjectToPossibleRedemptionDisclosureTextBlock" xlink:to="opal_ClassAOrdinarySharesSubjectToPossibleRedemptionDisclosureTextBlock_lbl"/>
<loc xlink:type="locator" xlink:label="opal_ScheduleOfReconciliationOfOrdinarySharesSubjectToPossibleRedemptionReflectedInBalanceSheetTableTextBlock" xlink:href="opal-20220630.xsd#opal_ScheduleOfReconciliationOfOrdinarySharesSubjectToPossibleRedemptionReflectedInBalanceSheetTableTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_ScheduleOfReconciliationOfOrdinarySharesSubjectToPossibleRedemptionReflectedInBalanceSheetTableTextBlock_lbl" xml:lang="en-US"> Schedule of class A ordinary shares subject to possible redemption </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ScheduleOfReconciliationOfOrdinarySharesSubjectToPossibleRedemptionReflectedInBalanceSheetTableTextBlock" xlink:to="opal_ScheduleOfReconciliationOfOrdinarySharesSubjectToPossibleRedemptionReflectedInBalanceSheetTableTextBlock_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_DeferredTaxAssetsGross" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredTaxAssetsGross"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredTaxAssetsGross_lbl" xml:lang="en-US"> Gross Proceeds </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsGross" xlink:to="us-gaap_DeferredTaxAssetsGross_lbl"/>
<loc xlink:type="locator" xlink:label="opal_LessAbstract" xlink:href="opal-20220630.xsd#opal_LessAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_LessAbstract_lbl" xml:lang="en-US"> Less: </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_LessAbstract" xlink:to="opal_LessAbstract_lbl"/>
<loc xlink:type="locator" xlink:label="opal_PlusAbstract" xlink:href="opal-20220630.xsd#opal_PlusAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_PlusAbstract_lbl" xml:lang="en-US"> Plus: </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_PlusAbstract" xlink:to="opal_PlusAbstract_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_TemporaryEquityOtherChanges" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TemporaryEquityOtherChanges"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_TemporaryEquityOtherChanges_lbl" xml:lang="en-US"> Remeasurement of Class A common stock subject to possible redemption amount </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TemporaryEquityOtherChanges" xlink:to="us-gaap_TemporaryEquityOtherChanges_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_StockholdersEquityNoteDisclosureTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockholdersEquityNoteDisclosureTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockholdersEquityNoteDisclosureTextBlock_lbl" xml:lang="en-US"> Shareholders’ Deficit </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquityNoteDisclosureTextBlock" xlink:to="us-gaap_StockholdersEquityNoteDisclosureTextBlock_lbl"/>
<loc xlink:type="locator" xlink:label="opal_DerivativeWarrantLiabilitiesTextBlock" xlink:href="opal-20220630.xsd#opal_DerivativeWarrantLiabilitiesTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_DerivativeWarrantLiabilitiesTextBlock_lbl" xml:lang="en-US"> Derivative Warrant Liabilities </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DerivativeWarrantLiabilitiesTextBlock" xlink:to="opal_DerivativeWarrantLiabilitiesTextBlock_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_FairValueDisclosuresTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueDisclosuresTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FairValueDisclosuresTextBlock_lbl" xml:lang="en-US"> Fair Value Measurements </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueDisclosuresTextBlock" xlink:to="us-gaap_FairValueDisclosuresTextBlock_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTableTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTableTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTableTextBlock_lbl" xml:lang="en-US"> Schedule of assets that are measured at fair value on a recurring basis </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTableTextBlock" xlink:to="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTableTextBlock_lbl"/>
<loc xlink:type="locator" xlink:label="opal_DescriptionAbstract" xlink:href="opal-20220630.xsd#opal_DescriptionAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_DescriptionAbstract_lbl" xml:lang="en-US"> Description </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DescriptionAbstract" xlink:to="opal_DescriptionAbstract_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_InvestmentsFairValueDisclosure" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentsFairValueDisclosure"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_InvestmentsFairValueDisclosure_lbl" xml:lang="en-US"> Investments held in Trust Account </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InvestmentsFairValueDisclosure" xlink:to="us-gaap_InvestmentsFairValueDisclosure_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_InvestmentsFairValueDisclosure_lbl0" xml:lang="en-US"> Investments held in Trust Account – money market fund </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InvestmentsFairValueDisclosure" xlink:to="us-gaap_InvestmentsFairValueDisclosure_lbl0"/>
<loc xlink:type="locator" xlink:label="us-gaap_LiabilitiesAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilitiesAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LiabilitiesAbstract_lbl" xml:lang="en-US"> Liabilities: </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesAbstract" xlink:to="us-gaap_LiabilitiesAbstract_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_WarrantsAndRightsOutstanding" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_WarrantsAndRightsOutstanding"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_WarrantsAndRightsOutstanding_lbl" xml:lang="en-US"> Derivative liabilities </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WarrantsAndRightsOutstanding" xlink:to="us-gaap_WarrantsAndRightsOutstanding_lbl"/>
<loc xlink:type="locator" xlink:label="opal_DescriptionAbstract0" xlink:href="opal-20220630.xsd#opal_DescriptionAbstract0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_DescriptionAbstract0_lbl" xml:lang="en-US"> Description </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DescriptionAbstract0" xlink:to="opal_DescriptionAbstract0_lbl"/>
<loc xlink:type="locator" xlink:label="opal_AssetsAbstract0" xlink:href="opal-20220630.xsd#opal_AssetsAbstract0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_AssetsAbstract0_lbl" xml:lang="en-US"> Assets: </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_AssetsAbstract0" xlink:to="opal_AssetsAbstract0_lbl"/>
<loc xlink:type="locator" xlink:label="opal_LiabilitiesAbstract0" xlink:href="opal-20220630.xsd#opal_LiabilitiesAbstract0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_LiabilitiesAbstract0_lbl" xml:lang="en-US"> Liabilities: </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_LiabilitiesAbstract0" xlink:to="opal_LiabilitiesAbstract0_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock_lbl" xml:lang="en-US"> Schedule of fair value measurement inputs and valuation techniques </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock" xlink:to="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_SharePrice" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SharePrice"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SharePrice_lbl" xml:lang="en-US"> Share price (in Dollars per share) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharePrice" xlink:to="us-gaap_SharePrice_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_SharePrice_lbl0" xml:lang="en-US"> Share price </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharePrice" xlink:to="us-gaap_SharePrice_lbl0"/>
<loc xlink:type="locator" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_lbl" xml:lang="en-US"> Volatility </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_lbl" xml:lang="en-US"> Expected life of the options to convert </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_lbl" xml:lang="en-US"> Risk-free rate </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_lbl" xml:lang="en-US"> Dividend yield </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationTableTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationTableTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationTableTextBlock_lbl" xml:lang="en-US"> Schedule of fair value of the derivative warrant liabilities </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationTableTextBlock" xlink:to="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationTableTextBlock_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationIssues" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationIssues"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationIssues_lbl" xml:lang="en-US"> Issuance of Public and Private Warrants </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationIssues" xlink:to="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationIssues_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersOutOfLevel3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersOutOfLevel3"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersOutOfLevel3_lbl" xml:lang="en-US"> Transfer to Level 1 </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersOutOfLevel3" xlink:to="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersOutOfLevel3_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisChangeInUnrealizedGainLoss" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisChangeInUnrealizedGainLoss"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisChangeInUnrealizedGainLoss_lbl" xml:lang="en-US"> Change in fair value of derivative warrant liabilities </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisChangeInUnrealizedGainLoss" xlink:to="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisChangeInUnrealizedGainLoss_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_SubsequentEventsTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SubsequentEventsTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SubsequentEventsTextBlock_lbl" xml:lang="en-US"> Subsequent Events </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SubsequentEventsTextBlock" xlink:to="us-gaap_SubsequentEventsTextBlock_lbl"/>
<loc xlink:type="locator" xlink:label="opal_BasicAndDilutedNetLossPerOrdinaryShareAbstract0" xlink:href="opal-20220630.xsd#opal_BasicAndDilutedNetLossPerOrdinaryShareAbstract0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_BasicAndDilutedNetLossPerOrdinaryShareAbstract0_lbl" xml:lang="en-US"> Basic and diluted net (loss) per ordinary share: </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_BasicAndDilutedNetLossPerOrdinaryShareAbstract0" xlink:to="opal_BasicAndDilutedNetLossPerOrdinaryShareAbstract0_lbl"/>
<loc xlink:type="locator" xlink:label="opal_NumeratorAbstract1" xlink:href="opal-20220630.xsd#opal_NumeratorAbstract1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_NumeratorAbstract1_lbl" xml:lang="en-US"> Numerator: </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NumeratorAbstract1" xlink:to="opal_NumeratorAbstract1_lbl"/>
<loc xlink:type="locator" xlink:label="opal_DenominatorAbstract1" xlink:href="opal-20220630.xsd#opal_DenominatorAbstract1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_DenominatorAbstract1_lbl" xml:lang="en-US"> Denominator: </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DenominatorAbstract1" xlink:to="opal_DenominatorAbstract1_lbl"/>
<loc xlink:type="locator" xlink:label="opal_BasicAndDilutedNetIncomelossPerOrdinaryShare" xlink:href="opal-20220630.xsd#opal_BasicAndDilutedNetIncomelossPerOrdinaryShare"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_BasicAndDilutedNetIncomelossPerOrdinaryShare_lbl" xml:lang="en-US"> Basic and diluted net (loss) per ordinary share </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_BasicAndDilutedNetIncomelossPerOrdinaryShare" xlink:to="opal_BasicAndDilutedNetIncomelossPerOrdinaryShare_lbl"/>
<loc xlink:type="locator" xlink:label="opal_LessAbstract0" xlink:href="opal-20220630.xsd#opal_LessAbstract0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_LessAbstract0_lbl" xml:lang="en-US"> Less: </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_LessAbstract0" xlink:to="opal_LessAbstract0_lbl"/>
<loc xlink:type="locator" xlink:label="opal_PlusAbstract0" xlink:href="opal-20220630.xsd#opal_PlusAbstract0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_PlusAbstract0_lbl" xml:lang="en-US"> Plus: </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_PlusAbstract0" xlink:to="opal_PlusAbstract0_lbl"/>
<loc xlink:type="locator" xlink:label="opal_AssetsAbstract1" xlink:href="opal-20220630.xsd#opal_AssetsAbstract1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_AssetsAbstract1_lbl" xml:lang="en-US"> Assets: </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_AssetsAbstract1" xlink:to="opal_AssetsAbstract1_lbl"/>
<loc xlink:type="locator" xlink:label="opal_LiabilitiesAbstract1" xlink:href="opal-20220630.xsd#opal_LiabilitiesAbstract1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_LiabilitiesAbstract1_lbl" xml:lang="en-US"> Liabilities: </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_LiabilitiesAbstract1" xlink:to="opal_LiabilitiesAbstract1_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_DerivativeLiabilities" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeLiabilities"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DerivativeLiabilities_lbl" xml:lang="en-US"> Derivative liabilities </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeLiabilities" xlink:to="us-gaap_DerivativeLiabilities_lbl"/>
<loc xlink:type="locator" xlink:label="opal_OfferingCostsAllocatedToClassASharesSubjectToPossibleRedemption" xlink:href="opal-20220630.xsd#opal_OfferingCostsAllocatedToClassASharesSubjectToPossibleRedemption"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="opal_OfferingCostsAllocatedToClassASharesSubjectToPossibleRedemption_lbl" xml:lang="en-US"> Offering costs allocated to Class A shares subject to possible redemption </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_OfferingCostsAllocatedToClassASharesSubjectToPossibleRedemption" xlink:to="opal_OfferingCostsAllocatedToClassASharesSubjectToPossibleRedemption_lbl"/>
<loc xlink:type="locator" xlink:label="opal_ProceedsAllocatedToPublicWarrantsAtIssuance" xlink:href="opal-20220630.xsd#opal_ProceedsAllocatedToPublicWarrantsAtIssuance"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="opal_ProceedsAllocatedToPublicWarrantsAtIssuance_lbl" xml:lang="en-US"> Proceeds allocated to Public Warrants at issuance </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ProceedsAllocatedToPublicWarrantsAtIssuance" xlink:to="opal_ProceedsAllocatedToPublicWarrantsAtIssuance_lbl"/>
<loc xlink:type="locator" xlink:label="opal_PublicWarrantsMember" xlink:href="opal-20220630.xsd#opal_PublicWarrantsMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_PublicWarrantsMember_lbl" xml:lang="en-US"> Derivative warrant liabilities-public [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_PublicWarrantsMember" xlink:to="opal_PublicWarrantsMember_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="opal_PublicWarrantsMember_lbl0" xml:lang="en-US"> Public Warrants [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_PublicWarrantsMember" xlink:to="opal_PublicWarrantsMember_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:label="opal_PublicWarrantsMember_lbl1" xml:lang="en-US"> Derivative liabilities – Public Warrants [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_PublicWarrantsMember" xlink:to="opal_PublicWarrantsMember_lbl1"/>
<loc xlink:type="locator" xlink:label="opal_PrivatePlacementWarrantsMember" xlink:href="opal-20220630.xsd#opal_PrivatePlacementWarrantsMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_PrivatePlacementWarrantsMember_lbl" xml:lang="en-US"> Derivative warrant liabilities-private [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_PrivatePlacementWarrantsMember" xlink:to="opal_PrivatePlacementWarrantsMember_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="opal_PrivatePlacementWarrantsMember_lbl0" xml:lang="en-US"> Derivative liabilities – Public Warrants [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_PrivatePlacementWarrantsMember" xlink:to="opal_PrivatePlacementWarrantsMember_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:label="opal_PrivatePlacementWarrantsMember_lbl1" xml:lang="en-US"> Private Placement Warrants [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_PrivatePlacementWarrantsMember" xlink:to="opal_PrivatePlacementWarrantsMember_lbl1"/>
<loc xlink:type="locator" xlink:label="us-gaap_FairValueInputsLevel1Member" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueInputsLevel1Member"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FairValueInputsLevel1Member_lbl" xml:lang="en-US"> Quoted Prices in Active Markets (Level 1) [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueInputsLevel1Member" xlink:to="us-gaap_FairValueInputsLevel1Member_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_FairValueInputsLevel1Member_lbl0" xml:lang="en-US"> Level 1 [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueInputsLevel1Member" xlink:to="us-gaap_FairValueInputsLevel1Member_lbl0"/>
<loc xlink:type="locator" xlink:label="us-gaap_FairValueInputsLevel2Member" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueInputsLevel2Member"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FairValueInputsLevel2Member_lbl" xml:lang="en-US"> Significant Other Observable Inputs (Level 2) [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueInputsLevel2Member" xlink:to="us-gaap_FairValueInputsLevel2Member_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_FairValueInputsLevel2Member_lbl0" xml:lang="en-US"> Level 2 [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueInputsLevel2Member" xlink:to="us-gaap_FairValueInputsLevel2Member_lbl0"/>
<loc xlink:type="locator" xlink:label="us-gaap_FairValueInputsLevel3Member" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueInputsLevel3Member"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FairValueInputsLevel3Member_lbl" xml:lang="en-US"> Significant Other Unobservable Inputs (Level 3) [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueInputsLevel3Member" xlink:to="us-gaap_FairValueInputsLevel3Member_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_FairValueInputsLevel3Member_lbl0" xml:lang="en-US"> Level 3 [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueInputsLevel3Member" xlink:to="us-gaap_FairValueInputsLevel3Member_lbl0"/>
<loc xlink:type="locator" xlink:label="us-gaap_PrivatePlacementMember" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PrivatePlacementMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PrivatePlacementMember_lbl" xml:lang="en-US"> Private Warrants [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PrivatePlacementMember" xlink:to="us-gaap_PrivatePlacementMember_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_PrivatePlacementMember_lbl0" xml:lang="en-US"> Private Placement [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PrivatePlacementMember" xlink:to="us-gaap_PrivatePlacementMember_lbl0"/>
<loc xlink:type="locator" xlink:label="us-gaap_BusinessAcquisitionAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessAcquisitionAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BusinessAcquisitionAxis_lbl" xml:lang="en-US"> Business Acquisition [Axis] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionAxis" xlink:to="us-gaap_BusinessAcquisitionAxis_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_PlanNameAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PlanNameAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PlanNameAxis_lbl" xml:lang="en-US"> Plan Name [Axis] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PlanNameAxis" xlink:to="us-gaap_PlanNameAxis_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_SubsidiarySaleOfStockAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SubsidiarySaleOfStockAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SubsidiarySaleOfStockAxis_lbl" xml:lang="en-US"> Sale of Stock [Axis] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SubsidiarySaleOfStockAxis" xlink:to="us-gaap_SubsidiarySaleOfStockAxis_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RelatedPartyTransactionsByRelatedPartyAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_lbl" xml:lang="en-US"> Related Party [Axis] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis" xlink:to="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_lbl"/>
<loc xlink:type="locator" xlink:label="srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_lbl" xml:lang="en-US"> Investment, Name [Axis] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:to="srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_ClassOfWarrantOrRightAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ClassOfWarrantOrRightAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ClassOfWarrantOrRightAxis_lbl" xml:lang="en-US"> Class of Warrant or Right [Axis] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ClassOfWarrantOrRightAxis" xlink:to="us-gaap_ClassOfWarrantOrRightAxis_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_DebtInstrumentAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentAxis_lbl" xml:lang="en-US"> Debt Instrument [Axis] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentAxis" xlink:to="us-gaap_DebtInstrumentAxis_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_RelatedPartyTransactionAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RelatedPartyTransactionAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RelatedPartyTransactionAxis_lbl" xml:lang="en-US"> Related Party Transaction [Axis] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyTransactionAxis" xlink:to="us-gaap_RelatedPartyTransactionAxis_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_TypeOfArrangementAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TypeOfArrangementAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TypeOfArrangementAxis_lbl" xml:lang="en-US"> Collaborative Arrangement and Arrangement Other than Collaborative [Axis] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TypeOfArrangementAxis" xlink:to="us-gaap_TypeOfArrangementAxis_lbl"/>
<loc xlink:type="locator" xlink:label="opal_TriggerEventAxis" xlink:href="opal-20220630.xsd#opal_TriggerEventAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_TriggerEventAxis_lbl" xml:lang="en-US"> Trigger Event [Axis] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_TriggerEventAxis" xlink:to="opal_TriggerEventAxis_lbl"/>
<loc xlink:type="locator" xlink:label="opal_WarrantRedemptionTriggerPriceAxis" xlink:href="opal-20220630.xsd#opal_WarrantRedemptionTriggerPriceAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_WarrantRedemptionTriggerPriceAxis_lbl" xml:lang="en-US"> Warrant Redemption Trigger Price [Axis] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_WarrantRedemptionTriggerPriceAxis" xlink:to="opal_WarrantRedemptionTriggerPriceAxis_lbl"/>
<loc xlink:type="locator" xlink:label="opal_SharePriceRangeAxis" xlink:href="opal-20220630.xsd#opal_SharePriceRangeAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_SharePriceRangeAxis_lbl" xml:lang="en-US"> Share Price Range [Axis] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_SharePriceRangeAxis" xlink:to="opal_SharePriceRangeAxis_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_AwardTypeAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AwardTypeAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AwardTypeAxis_lbl" xml:lang="en-US"> Award Type [Axis] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AwardTypeAxis" xlink:to="us-gaap_AwardTypeAxis_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_SubsequentEventTypeAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SubsequentEventTypeAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SubsequentEventTypeAxis_lbl" xml:lang="en-US"> Subsequent Event Type [Axis] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SubsequentEventTypeAxis" xlink:to="us-gaap_SubsequentEventTypeAxis_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_CommonStockVotingRights" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonStockVotingRights"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStockVotingRights_lbl" xml:lang="en-US"> Votes rights description </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockVotingRights" xlink:to="us-gaap_CommonStockVotingRights_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_CommonStockVotingRights_lbl0" xml:lang="en-US"> Common stock voting rights </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockVotingRights" xlink:to="us-gaap_CommonStockVotingRights_lbl0"/>
<loc xlink:type="locator" xlink:label="us-gaap_BusinessAcquisitionPreacquisitionContingencyAmountOfSettlement" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessAcquisitionPreacquisitionContingencyAmountOfSettlement"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_BusinessAcquisitionPreacquisitionContingencyAmountOfSettlement_lbl" xml:lang="en-US"> Number of common units based on a pre-transaction equity value </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionPreacquisitionContingencyAmountOfSettlement" xlink:to="us-gaap_BusinessAcquisitionPreacquisitionContingencyAmountOfSettlement_lbl"/>
<loc xlink:type="locator" xlink:label="opal_EarningsBeforeInterestTaxesDepreciationAndAmortization" xlink:href="opal-20220630.xsd#opal_EarningsBeforeInterestTaxesDepreciationAndAmortization"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_EarningsBeforeInterestTaxesDepreciationAndAmortization_lbl" xml:lang="en-US"> Earnings before interest, taxes, depreciation, and amortization for calendar year 2023 </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_EarningsBeforeInterestTaxesDepreciationAndAmortization" xlink:to="opal_EarningsBeforeInterestTaxesDepreciationAndAmortization_lbl"/>
<loc xlink:type="locator" xlink:label="opal_AggregateAdditionalSharesIssued" xlink:href="opal-20220630.xsd#opal_AggregateAdditionalSharesIssued"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_AggregateAdditionalSharesIssued_lbl" xml:lang="en-US"> Aggregate additional shares issued for calendar year 2023 (in Shares) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_AggregateAdditionalSharesIssued" xlink:to="opal_AggregateAdditionalSharesIssued_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_SharesIssued" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SharesIssued"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SharesIssued_lbl" xml:lang="en-US"> Shares, issued (in Shares) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharesIssued" xlink:to="us-gaap_SharesIssued_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_SharesIssued_lbl0" xml:lang="en-US"> Ordinary shares issued </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharesIssued" xlink:to="us-gaap_SharesIssued_lbl0"/>
<loc xlink:type="locator" xlink:label="us-gaap_SharesIssuedPricePerShare" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SharesIssuedPricePerShare"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SharesIssuedPricePerShare_lbl" xml:lang="en-US"> Shares issued, price per share (in Dollars per share) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharesIssuedPricePerShare" xlink:to="us-gaap_SharesIssuedPricePerShare_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_SharesIssuedPricePerShare_lbl0" xml:lang="en-US"> Per share price (in Dollars per share) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharesIssuedPricePerShare" xlink:to="us-gaap_SharesIssuedPricePerShare_lbl0"/>
<loc xlink:type="locator" xlink:label="us-gaap_ProceedsFromIssuanceOfCommonStock" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProceedsFromIssuanceOfCommonStock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProceedsFromIssuanceOfCommonStock_lbl" xml:lang="en-US"> Proceeds from issuance of common stock </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromIssuanceOfCommonStock" xlink:to="us-gaap_ProceedsFromIssuanceOfCommonStock_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_OtherInvestments" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherInvestments"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherInvestments_lbl" xml:lang="en-US"> PIPE investment </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherInvestments" xlink:to="us-gaap_OtherInvestments_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_StockIssuedDuringPeriodSharesNewIssues" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockIssuedDuringPeriodSharesNewIssues"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodSharesNewIssues_lbl" xml:lang="en-US"> Initial public offering units (in Shares) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesNewIssues" xlink:to="us-gaap_StockIssuedDuringPeriodSharesNewIssues_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodSharesNewIssues_lbl0" xml:lang="en-US"> Purchase units (in Shares) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesNewIssues" xlink:to="us-gaap_StockIssuedDuringPeriodSharesNewIssues_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:label="us-gaap_StockIssuedDuringPeriodSharesNewIssues_lbl1" xml:lang="en-US"> Additional units </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesNewIssues" xlink:to="us-gaap_StockIssuedDuringPeriodSharesNewIssues_lbl1"/>
<loc xlink:type="locator" xlink:label="us-gaap_StockRepurchasedDuringPeriodShares" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockRepurchasedDuringPeriodShares"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockRepurchasedDuringPeriodShares_lbl" xml:lang="en-US"> Purchase additional units (in Shares) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockRepurchasedDuringPeriodShares" xlink:to="us-gaap_StockRepurchasedDuringPeriodShares_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts_lbl" xml:lang="en-US"> Offering costs </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts" xlink:to="us-gaap_AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts_lbl"/>
<loc xlink:type="locator" xlink:label="opal_DeferredUnderWrittingComission" xlink:href="opal-20220630.xsd#opal_DeferredUnderWrittingComission"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_DeferredUnderWrittingComission_lbl" xml:lang="en-US"> Deferred underwriting commissions </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DeferredUnderWrittingComission" xlink:to="opal_DeferredUnderWrittingComission_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_ProceedsFromDebtNetOfIssuanceCosts" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProceedsFromDebtNetOfIssuanceCosts"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProceedsFromDebtNetOfIssuanceCosts_lbl" xml:lang="en-US"> Net proceeds </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromDebtNetOfIssuanceCosts" xlink:to="us-gaap_ProceedsFromDebtNetOfIssuanceCosts_lbl"/>
<loc xlink:type="locator" xlink:label="opal_OperatingBankAccount" xlink:href="opal-20220630.xsd#opal_OperatingBankAccount"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_OperatingBankAccount_lbl" xml:lang="en-US"> Operating bank account </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_OperatingBankAccount" xlink:to="opal_OperatingBankAccount_lbl"/>
<loc xlink:type="locator" xlink:label="opal_NetWorkingCapital" xlink:href="opal-20220630.xsd#opal_NetWorkingCapital"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_NetWorkingCapital_lbl" xml:lang="en-US"> Net working capital </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NetWorkingCapital" xlink:to="opal_NetWorkingCapital_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_StockIssuedDuringPeriodSharesIssuedForServices" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockIssuedDuringPeriodSharesIssuedForServices"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodSharesIssuedForServices_lbl" xml:lang="en-US"> Stock shares issued during the period for service (in Shares) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesIssuedForServices" xlink:to="us-gaap_StockIssuedDuringPeriodSharesIssuedForServices_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_ProceedsFromRelatedPartyDebt" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProceedsFromRelatedPartyDebt"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProceedsFromRelatedPartyDebt_lbl" xml:lang="en-US"> Proceeds from related party debt </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromRelatedPartyDebt" xlink:to="us-gaap_ProceedsFromRelatedPartyDebt_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_SponsorFees" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SponsorFees"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SponsorFees_lbl" xml:lang="en-US"> Sponsor promissory note </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SponsorFees" xlink:to="us-gaap_SponsorFees_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_SaleOfStockPricePerShare" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SaleOfStockPricePerShare"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SaleOfStockPricePerShare_lbl" xml:lang="en-US"> Price per unit (in Dollars per share) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SaleOfStockPricePerShare" xlink:to="us-gaap_SaleOfStockPricePerShare_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_SaleOfStockPricePerShare_lbl0" xml:lang="en-US"> Purchase price per share (in Dollars per share) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SaleOfStockPricePerShare" xlink:to="us-gaap_SaleOfStockPricePerShare_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:label="us-gaap_SaleOfStockPricePerShare_lbl1" xml:lang="en-US"> Exceeds price per share (in Dollars per share) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SaleOfStockPricePerShare" xlink:to="us-gaap_SaleOfStockPricePerShare_lbl1"/>
<loc xlink:type="locator" xlink:label="opal_ClassOfWarrantOrRightIssuedDuringPeriodShares" xlink:href="opal-20220630.xsd#opal_ClassOfWarrantOrRightIssuedDuringPeriodShares"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_ClassOfWarrantOrRightIssuedDuringPeriodShares_lbl" xml:lang="en-US"> Class of warrant or right issued during period shares (in Shares) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ClassOfWarrantOrRightIssuedDuringPeriodShares" xlink:to="opal_ClassOfWarrantOrRightIssuedDuringPeriodShares_lbl"/>
<loc xlink:type="locator" xlink:label="opal_ClassOfWarrantOrRightSharePrice" xlink:href="opal-20220630.xsd#opal_ClassOfWarrantOrRightSharePrice"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_ClassOfWarrantOrRightSharePrice_lbl" xml:lang="en-US"> Class of warrant or right share price (in Dollars per share) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ClassOfWarrantOrRightSharePrice" xlink:to="opal_ClassOfWarrantOrRightSharePrice_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="opal_ClassOfWarrantOrRightSharePrice_lbl0" xml:lang="en-US"> Class of warrant or right share price </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ClassOfWarrantOrRightSharePrice" xlink:to="opal_ClassOfWarrantOrRightSharePrice_lbl0"/>
<loc xlink:type="locator" xlink:label="opal_FairValueOfNetAssetsOfTheAcquireAsAPercentageOfAssetsInTheTrustAccount" xlink:href="opal-20220630.xsd#opal_FairValueOfNetAssetsOfTheAcquireAsAPercentageOfAssetsInTheTrustAccount"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_FairValueOfNetAssetsOfTheAcquireAsAPercentageOfAssetsInTheTrustAccount_lbl" xml:lang="en-US"> Fair market value percentage </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_FairValueOfNetAssetsOfTheAcquireAsAPercentageOfAssetsInTheTrustAccount" xlink:to="opal_FairValueOfNetAssetsOfTheAcquireAsAPercentageOfAssetsInTheTrustAccount_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_EquityMethodInvestmentOwnershipPercentage" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquityMethodInvestmentOwnershipPercentage"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EquityMethodInvestmentOwnershipPercentage_lbl" xml:lang="en-US"> Business combination acquires percentage </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EquityMethodInvestmentOwnershipPercentage" xlink:to="us-gaap_EquityMethodInvestmentOwnershipPercentage_lbl"/>
<loc xlink:type="locator" xlink:label="opal_TrustAccountPerShare" xlink:href="opal-20220630.xsd#opal_TrustAccountPerShare"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_TrustAccountPerShare_lbl" xml:lang="en-US"> Trust account per share (in Dollars per share) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_TrustAccountPerShare" xlink:to="opal_TrustAccountPerShare_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_MinimumNetWorthRequiredForCompliance" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MinimumNetWorthRequiredForCompliance"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_MinimumNetWorthRequiredForCompliance_lbl" xml:lang="en-US"> Business combination, net tangible assets </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MinimumNetWorthRequiredForCompliance" xlink:to="us-gaap_MinimumNetWorthRequiredForCompliance_lbl"/>
<loc xlink:type="locator" xlink:label="opal_PercentageOfSharesEligibleToBeTransferredWithoutAnyRestriction" xlink:href="opal-20220630.xsd#opal_PercentageOfSharesEligibleToBeTransferredWithoutAnyRestriction"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_PercentageOfSharesEligibleToBeTransferredWithoutAnyRestriction_lbl" xml:lang="en-US"> Percentage of shares eligible to be transferred without any restriction </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_PercentageOfSharesEligibleToBeTransferredWithoutAnyRestriction" xlink:to="opal_PercentageOfSharesEligibleToBeTransferredWithoutAnyRestriction_lbl"/>
<loc xlink:type="locator" xlink:label="opal_BusinessCombinationRedeemPercentage" xlink:href="opal-20220630.xsd#opal_BusinessCombinationRedeemPercentage"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_BusinessCombinationRedeemPercentage_lbl" xml:lang="en-US"> Business combination redeem percentage </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_BusinessCombinationRedeemPercentage" xlink:to="opal_BusinessCombinationRedeemPercentage_lbl"/>
<loc xlink:type="locator" xlink:label="opal_InterestToPayDissolutionExpense" xlink:href="opal-20220630.xsd#opal_InterestToPayDissolutionExpense"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_InterestToPayDissolutionExpense_lbl" xml:lang="en-US"> Interest to pay dissolution expense </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_InterestToPayDissolutionExpense" xlink:to="opal_InterestToPayDissolutionExpense_lbl"/>
<loc xlink:type="locator" xlink:label="opal_FundsHeldInTheTrustAccount" xlink:href="opal-20220630.xsd#opal_FundsHeldInTheTrustAccount"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_FundsHeldInTheTrustAccount_lbl" xml:lang="en-US"> Funds held in the trust account percentage </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_FundsHeldInTheTrustAccount" xlink:to="opal_FundsHeldInTheTrustAccount_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_ProceedsFromSaleOfTrustAssetsToPayExpenses" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProceedsFromSaleOfTrustAssetsToPayExpenses"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProceedsFromSaleOfTrustAssetsToPayExpenses_lbl" xml:lang="en-US"> Interest to pay dissolution expenses </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromSaleOfTrustAssetsToPayExpenses" xlink:to="us-gaap_ProceedsFromSaleOfTrustAssetsToPayExpenses_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_BusinessCombinationControlObtainedDescription" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessCombinationControlObtainedDescription"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_BusinessCombinationControlObtainedDescription_lbl" xml:lang="en-US"> Business combination period, description </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessCombinationControlObtainedDescription" xlink:to="us-gaap_BusinessCombinationControlObtainedDescription_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_CommonStockConversionBasis" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonStockConversionBasis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStockConversionBasis_lbl" xml:lang="en-US"> Common stock, conversion basis </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockConversionBasis" xlink:to="us-gaap_CommonStockConversionBasis_lbl"/>
<loc xlink:type="locator" xlink:label="opal_UsGovernmentSecuritiesMaturityTerms" xlink:href="opal-20220630.xsd#opal_UsGovernmentSecuritiesMaturityTerms"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_UsGovernmentSecuritiesMaturityTerms_lbl" xml:lang="en-US"> Maturity terms </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_UsGovernmentSecuritiesMaturityTerms" xlink:to="opal_UsGovernmentSecuritiesMaturityTerms_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_CashFDICInsuredAmount" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CashFDICInsuredAmount"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CashFDICInsuredAmount_lbl" xml:lang="en-US"> Federal depository insurance coverage (in Dollars) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashFDICInsuredAmount" xlink:to="us-gaap_CashFDICInsuredAmount_lbl"/>
<loc xlink:type="locator" xlink:label="opal_OrdinarySharesSubjectToPossibleRedemption" xlink:href="opal-20220630.xsd#opal_OrdinarySharesSubjectToPossibleRedemption"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_OrdinarySharesSubjectToPossibleRedemption_lbl" xml:lang="en-US"> Ordinary shares subject to possible redemption </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_OrdinarySharesSubjectToPossibleRedemption" xlink:to="opal_OrdinarySharesSubjectToPossibleRedemption_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_lbl" xml:lang="en-US"> Aggregate of shares </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xlink:to="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_lbl"/>
<loc xlink:type="locator" xlink:label="opal_DeferredUnderwritingsCommission" xlink:href="opal-20220630.xsd#opal_DeferredUnderwritingsCommission"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_DeferredUnderwritingsCommission_lbl" xml:lang="en-US"> Deferred underwriting commissions </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DeferredUnderwritingsCommission" xlink:to="opal_DeferredUnderwritingsCommission_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_ClassOfWarrantOrRightReasonForIssuingToNonemployees" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ClassOfWarrantOrRightReasonForIssuingToNonemployees"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ClassOfWarrantOrRightReasonForIssuingToNonemployees_lbl" xml:lang="en-US"> Public warrant, description </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ClassOfWarrantOrRightReasonForIssuingToNonemployees" xlink:to="us-gaap_ClassOfWarrantOrRightReasonForIssuingToNonemployees_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_lbl" xml:lang="en-US"> Class of warrant or rights exercise price </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1" xlink:to="us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_lbl"/>
<loc xlink:type="locator" xlink:label="opal_NumberOfDaysFromWhichWarrantsWillNotBeTransferableOrSaleable" xlink:href="opal-20220630.xsd#opal_NumberOfDaysFromWhichWarrantsWillNotBeTransferableOrSaleable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_NumberOfDaysFromWhichWarrantsWillNotBeTransferableOrSaleable_lbl" xml:lang="en-US"> Number of days from which warrants will not be transferable or saleable </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NumberOfDaysFromWhichWarrantsWillNotBeTransferableOrSaleable" xlink:to="opal_NumberOfDaysFromWhichWarrantsWillNotBeTransferableOrSaleable_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_RelatedPartyTransactionAmountsOfTransaction" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RelatedPartyTransactionAmountsOfTransaction"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RelatedPartyTransactionAmountsOfTransaction_lbl" xml:lang="en-US"> Aggregate of sponsor paid </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyTransactionAmountsOfTransaction" xlink:to="us-gaap_RelatedPartyTransactionAmountsOfTransaction_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_StockIssuedDuringPeriodSharesOther" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockIssuedDuringPeriodSharesOther"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodSharesOther_lbl" xml:lang="en-US"> Issuance of shares </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesOther" xlink:to="us-gaap_StockIssuedDuringPeriodSharesOther_lbl"/>
<loc xlink:type="locator" xlink:label="opal_SharesTransferredToRelatedParty" xlink:href="opal-20220630.xsd#opal_SharesTransferredToRelatedParty"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_SharesTransferredToRelatedParty_lbl" xml:lang="en-US"> Shares transferred to related party </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_SharesTransferredToRelatedParty" xlink:to="opal_SharesTransferredToRelatedParty_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_ExcessStockSharesOutstanding" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ExcessStockSharesOutstanding"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ExcessStockSharesOutstanding_lbl" xml:lang="en-US"> Shares outstanding </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ExcessStockSharesOutstanding" xlink:to="us-gaap_ExcessStockSharesOutstanding_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_ExcessStockSharesIssued" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ExcessStockSharesIssued"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ExcessStockSharesIssued_lbl" xml:lang="en-US"> Shares issued </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ExcessStockSharesIssued" xlink:to="us-gaap_ExcessStockSharesIssued_lbl"/>
<loc xlink:type="locator" xlink:label="opal_NumberOfCommonStockSharesSubjectToForfeiture" xlink:href="opal-20220630.xsd#opal_NumberOfCommonStockSharesSubjectToForfeiture"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_NumberOfCommonStockSharesSubjectToForfeiture_lbl" xml:lang="en-US"> Number of common stock shares subject to forfeiture </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NumberOfCommonStockSharesSubjectToForfeiture" xlink:to="opal_NumberOfCommonStockSharesSubjectToForfeiture_lbl"/>
<loc xlink:type="locator" xlink:label="opal_PercentOfFounderSharesToCompanysIssuedAndOutstandingShares" xlink:href="opal-20220630.xsd#opal_PercentOfFounderSharesToCompanysIssuedAndOutstandingShares"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_PercentOfFounderSharesToCompanysIssuedAndOutstandingShares_lbl" xml:lang="en-US"> Percentage of founder shares </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_PercentOfFounderSharesToCompanysIssuedAndOutstandingShares" xlink:to="opal_PercentOfFounderSharesToCompanysIssuedAndOutstandingShares_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensationForfeited" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensationForfeited"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensationForfeited_lbl" xml:lang="en-US"> Forfeited aggregate of founder shares </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensationForfeited" xlink:to="us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensationForfeited_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensationForfeited_lbl0" xml:lang="en-US"> Shares subject to forfeiture </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensationForfeited" xlink:to="us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensationForfeited_lbl0"/>
<loc xlink:type="locator" xlink:label="opal_ShareTransferTriggerPricePerShare" xlink:href="opal-20220630.xsd#opal_ShareTransferTriggerPricePerShare"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_ShareTransferTriggerPricePerShare_lbl" xml:lang="en-US"> Exceeds per share </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ShareTransferTriggerPricePerShare" xlink:to="opal_ShareTransferTriggerPricePerShare_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_lbl" xml:lang="en-US"> Loan amount </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity" xlink:to="us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_ConvertibleDebt" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConvertibleDebt"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ConvertibleDebt_lbl" xml:lang="en-US"> Convertible debt </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConvertibleDebt" xlink:to="us-gaap_ConvertibleDebt_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_DebtConversionConvertedInstrumentSharesIssued1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtConversionConvertedInstrumentSharesIssued1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtConversionConvertedInstrumentSharesIssued1_lbl" xml:lang="en-US"> Convertible private placement warrants </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtConversionConvertedInstrumentSharesIssued1" xlink:to="us-gaap_DebtConversionConvertedInstrumentSharesIssued1_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_NoninterestBearingDepositLiabilities" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NoninterestBearingDepositLiabilities"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NoninterestBearingDepositLiabilities_lbl" xml:lang="en-US"> Non-interest bearing </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NoninterestBearingDepositLiabilities" xlink:to="us-gaap_NoninterestBearingDepositLiabilities_lbl"/>
<loc xlink:type="locator" xlink:label="opal_AgreedAmountToRepayForAdministrativeServices" xlink:href="opal-20220630.xsd#opal_AgreedAmountToRepayForAdministrativeServices"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_AgreedAmountToRepayForAdministrativeServices_lbl" xml:lang="en-US"> Agreed amount to repay for administrative services </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_AgreedAmountToRepayForAdministrativeServices" xlink:to="opal_AgreedAmountToRepayForAdministrativeServices_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_RelatedPartyTransactionSellingGeneralAndAdministrativeExpensesFromTransactionsWithRelatedParty" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RelatedPartyTransactionSellingGeneralAndAdministrativeExpensesFromTransactionsWithRelatedParty"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RelatedPartyTransactionSellingGeneralAndAdministrativeExpensesFromTransactionsWithRelatedParty_lbl" xml:lang="en-US"> Administrative services fee </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyTransactionSellingGeneralAndAdministrativeExpensesFromTransactionsWithRelatedParty" xlink:to="us-gaap_RelatedPartyTransactionSellingGeneralAndAdministrativeExpensesFromTransactionsWithRelatedParty_lbl"/>
<loc xlink:type="locator" xlink:label="opal_OptionGrantToUnderwritersToPurchaseAdditionalUnits" xlink:href="opal-20220630.xsd#opal_OptionGrantToUnderwritersToPurchaseAdditionalUnits"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_OptionGrantToUnderwritersToPurchaseAdditionalUnits_lbl" xml:lang="en-US"> Option grant to underwriters </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_OptionGrantToUnderwritersToPurchaseAdditionalUnits" xlink:to="opal_OptionGrantToUnderwritersToPurchaseAdditionalUnits_lbl"/>
<loc xlink:type="locator" xlink:label="opal_StockIssuedDuringPeriodShareNewIssues" xlink:href="opal-20220630.xsd#opal_StockIssuedDuringPeriodShareNewIssues"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_StockIssuedDuringPeriodShareNewIssues_lbl" xml:lang="en-US"> Additional units (in Shares) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_StockIssuedDuringPeriodShareNewIssues" xlink:to="opal_StockIssuedDuringPeriodShareNewIssues_lbl"/>
<loc xlink:type="locator" xlink:label="opal_ThresholdOptionPeriodForExpirationOfRemainingOverallotmentOption" xlink:href="opal-20220630.xsd#opal_ThresholdOptionPeriodForExpirationOfRemainingOverallotmentOption"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_ThresholdOptionPeriodForExpirationOfRemainingOverallotmentOption_lbl" xml:lang="en-US"> Unexercised over-allotment option expired , option period </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ThresholdOptionPeriodForExpirationOfRemainingOverallotmentOption" xlink:to="opal_ThresholdOptionPeriodForExpirationOfRemainingOverallotmentOption_lbl"/>
<loc xlink:type="locator" xlink:label="opal_UnderwritingDiscountPerUnit" xlink:href="opal-20220630.xsd#opal_UnderwritingDiscountPerUnit"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_UnderwritingDiscountPerUnit_lbl" xml:lang="en-US"> Underwriting discount per unit (in Dollars per share) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_UnderwritingDiscountPerUnit" xlink:to="opal_UnderwritingDiscountPerUnit_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_PaymentsForUnderwritingExpense" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PaymentsForUnderwritingExpense"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PaymentsForUnderwritingExpense_lbl" xml:lang="en-US"> Aggregate value, paid upon the closing of the Initial Public Offering </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsForUnderwritingExpense" xlink:to="us-gaap_PaymentsForUnderwritingExpense_lbl"/>
<loc xlink:type="locator" xlink:label="opal_DeferredUnderwritingDiscountPerUnit" xlink:href="opal-20220630.xsd#opal_DeferredUnderwritingDiscountPerUnit"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_DeferredUnderwritingDiscountPerUnit_lbl" xml:lang="en-US"> Deferred underwriting discount per unit (in Dollars per share) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DeferredUnderwritingDiscountPerUnit" xlink:to="opal_DeferredUnderwritingDiscountPerUnit_lbl"/>
<loc xlink:type="locator" xlink:label="opal_DeferredUnderwritingCommission" xlink:href="opal-20220630.xsd#opal_DeferredUnderwritingCommission"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_DeferredUnderwritingCommission_lbl" xml:lang="en-US"> Deferred underwriting commission </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DeferredUnderwritingCommission" xlink:to="opal_DeferredUnderwritingCommission_lbl"/>
<loc xlink:type="locator" xlink:label="opal_UnderwriterFees" xlink:href="opal-20220630.xsd#opal_UnderwriterFees"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_UnderwriterFees_lbl" xml:lang="en-US"> Underwriter fees </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_UnderwriterFees" xlink:to="opal_UnderwriterFees_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_DebtConversionOriginalDebtAmount1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtConversionOriginalDebtAmount1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtConversionOriginalDebtAmount1_lbl" xml:lang="en-US"> Original amount </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtConversionOriginalDebtAmount1" xlink:to="us-gaap_DebtConversionOriginalDebtAmount1_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_LegalFees" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LegalFees"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LegalFees_lbl" xml:lang="en-US"> Deferred legal fees </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LegalFees" xlink:to="us-gaap_LegalFees_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_PreferredStockVotingRights" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PreferredStockVotingRights"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PreferredStockVotingRights_lbl" xml:lang="en-US"> Voting rights </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockVotingRights" xlink:to="us-gaap_PreferredStockVotingRights_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_lbl" xml:lang="en-US"> Shares subject to forfeiture </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation" xlink:to="us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_SaleOfStockPercentageOfOwnershipAfterTransaction" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SaleOfStockPercentageOfOwnershipAfterTransaction"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SaleOfStockPercentageOfOwnershipAfterTransaction_lbl" xml:lang="en-US"> Initial shareholders, percentage </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SaleOfStockPercentageOfOwnershipAfterTransaction" xlink:to="us-gaap_SaleOfStockPercentageOfOwnershipAfterTransaction_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_StockIssuedDuringPeriodSharesPurchaseOfAssets" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockIssuedDuringPeriodSharesPurchaseOfAssets"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodSharesPurchaseOfAssets_lbl" xml:lang="en-US"> Purchase of additional units </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesPurchaseOfAssets" xlink:to="us-gaap_StockIssuedDuringPeriodSharesPurchaseOfAssets_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodSharesPurchaseOfAssets_lbl0" xml:lang="en-US"> Common stock shares (in Shares) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesPurchaseOfAssets" xlink:to="us-gaap_StockIssuedDuringPeriodSharesPurchaseOfAssets_lbl0"/>
<loc xlink:type="locator" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent_lbl" xml:lang="en-US"> Percentage of converted basis </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_ClassOfWarrantOrRightOutstanding" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ClassOfWarrantOrRightOutstanding"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ClassOfWarrantOrRightOutstanding_lbl" xml:lang="en-US"> Class of warrant or right, outstanding shares (in Shares) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ClassOfWarrantOrRightOutstanding" xlink:to="us-gaap_ClassOfWarrantOrRightOutstanding_lbl"/>
<loc xlink:type="locator" xlink:label="opal_NumberOfDaysFromWhichWarrantsBecomeExercisableAfterTheCompletionOfBusinessCombination" xlink:href="opal-20220630.xsd#opal_NumberOfDaysFromWhichWarrantsBecomeExercisableAfterTheCompletionOfBusinessCombination"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_NumberOfDaysFromWhichWarrantsBecomeExercisableAfterTheCompletionOfBusinessCombination_lbl" xml:lang="en-US"> Warrant minimum days' for prior written notice of redemption </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NumberOfDaysFromWhichWarrantsBecomeExercisableAfterTheCompletionOfBusinessCombination" xlink:to="opal_NumberOfDaysFromWhichWarrantsBecomeExercisableAfterTheCompletionOfBusinessCombination_lbl"/>
<loc xlink:type="locator" xlink:label="opal_NumberOfBusinessDaysAfterTheClosingOfBusinessCombinationMadeEffortsForSecRegistrationStatement" xlink:href="opal-20220630.xsd#opal_NumberOfBusinessDaysAfterTheClosingOfBusinessCombinationMadeEffortsForSecRegistrationStatement"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_NumberOfBusinessDaysAfterTheClosingOfBusinessCombinationMadeEffortsForSecRegistrationStatement_lbl" xml:lang="en-US"> Number of consecutive trading days to determine call of warrant redemption </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NumberOfBusinessDaysAfterTheClosingOfBusinessCombinationMadeEffortsForSecRegistrationStatement" xlink:to="opal_NumberOfBusinessDaysAfterTheClosingOfBusinessCombinationMadeEffortsForSecRegistrationStatement_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_WarrantsAndRightsOutstandingTerm" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_WarrantsAndRightsOutstandingTerm"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_WarrantsAndRightsOutstandingTerm_lbl" xml:lang="en-US"> Warrant expiration </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WarrantsAndRightsOutstandingTerm" xlink:to="us-gaap_WarrantsAndRightsOutstandingTerm_lbl"/>
<loc xlink:type="locator" xlink:label="opal_SharesPrice" xlink:href="opal-20220630.xsd#opal_SharesPrice"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_SharesPrice_lbl" xml:lang="en-US"> Share price </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_SharesPrice" xlink:to="opal_SharesPrice_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_PublicUtilitiesApprovedReturnOnEquityPercentage" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PublicUtilitiesApprovedReturnOnEquityPercentage"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PublicUtilitiesApprovedReturnOnEquityPercentage_lbl" xml:lang="en-US"> Percentage of total equity proceeds </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PublicUtilitiesApprovedReturnOnEquityPercentage" xlink:to="us-gaap_PublicUtilitiesApprovedReturnOnEquityPercentage_lbl"/>
<loc xlink:type="locator" xlink:label="opal_NumberOfTradingDays" xlink:href="opal-20220630.xsd#opal_NumberOfTradingDays"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_NumberOfTradingDays_lbl" xml:lang="en-US"> Number of trading days </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NumberOfTradingDays" xlink:to="opal_NumberOfTradingDays_lbl"/>
<loc xlink:type="locator" xlink:label="opal_VolumeWeightedAveragePricePerShare" xlink:href="opal-20220630.xsd#opal_VolumeWeightedAveragePricePerShare"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_VolumeWeightedAveragePricePerShare_lbl" xml:lang="en-US"> Volume weighted average price per share </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_VolumeWeightedAveragePricePerShare" xlink:to="opal_VolumeWeightedAveragePricePerShare_lbl"/>
<loc xlink:type="locator" xlink:label="opal_RedemptionTriggerPriceAsAPercentageOfNewlyIssuedPrice" xlink:href="opal-20220630.xsd#opal_RedemptionTriggerPriceAsAPercentageOfNewlyIssuedPrice"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_RedemptionTriggerPriceAsAPercentageOfNewlyIssuedPrice_lbl" xml:lang="en-US"> Redemption trigger price as a percentage of the newly issued price </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_RedemptionTriggerPriceAsAPercentageOfNewlyIssuedPrice" xlink:to="opal_RedemptionTriggerPriceAsAPercentageOfNewlyIssuedPrice_lbl"/>
<loc xlink:type="locator" xlink:label="opal_ClassOfWarrantsOrRightsRedemptionTriggerPrice" xlink:href="opal-20220630.xsd#opal_ClassOfWarrantsOrRightsRedemptionTriggerPrice"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_ClassOfWarrantsOrRightsRedemptionTriggerPrice_lbl" xml:lang="en-US"> Class of warrants or right redemption trigger price </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ClassOfWarrantsOrRightsRedemptionTriggerPrice" xlink:to="opal_ClassOfWarrantsOrRightsRedemptionTriggerPrice_lbl"/>
<loc xlink:type="locator" xlink:label="opal_ClassOfWarrantsOrRightsRedemptionPricePerShare" xlink:href="opal-20220630.xsd#opal_ClassOfWarrantsOrRightsRedemptionPricePerShare"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_ClassOfWarrantsOrRightsRedemptionPricePerShare_lbl" xml:lang="en-US"> Class of warrants or rights redemption per share </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ClassOfWarrantsOrRightsRedemptionPricePerShare" xlink:to="opal_ClassOfWarrantsOrRightsRedemptionPricePerShare_lbl"/>
<loc xlink:type="locator" xlink:label="opal_ClassOfWarrantOrRightPriorWrittenNoticeOfRedemption" xlink:href="opal-20220630.xsd#opal_ClassOfWarrantOrRightPriorWrittenNoticeOfRedemption"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_ClassOfWarrantOrRightPriorWrittenNoticeOfRedemption_lbl" xml:lang="en-US"> Warrant minimum days' for prior written notice of redemption </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ClassOfWarrantOrRightPriorWrittenNoticeOfRedemption" xlink:to="opal_ClassOfWarrantOrRightPriorWrittenNoticeOfRedemption_lbl"/>
<loc xlink:type="locator" xlink:label="opal_NumberOfConsecutiveTradingDaysToDetermineCallOfWarrantRedemption" xlink:href="opal-20220630.xsd#opal_NumberOfConsecutiveTradingDaysToDetermineCallOfWarrantRedemption"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_NumberOfConsecutiveTradingDaysToDetermineCallOfWarrantRedemption_lbl" xml:lang="en-US"> Number of consecutive trading days to determine call of warrant redemption </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NumberOfConsecutiveTradingDaysToDetermineCallOfWarrantRedemption" xlink:to="opal_NumberOfConsecutiveTradingDaysToDetermineCallOfWarrantRedemption_lbl"/>
<loc xlink:type="locator" xlink:label="opal_NumberOfTradingDaysToDetermineCallOfWarrantRedemption" xlink:href="opal-20220630.xsd#opal_NumberOfTradingDaysToDetermineCallOfWarrantRedemption"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_NumberOfTradingDaysToDetermineCallOfWarrantRedemption_lbl" xml:lang="en-US"> Number of trading days to determine call of warrant redemption </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NumberOfTradingDaysToDetermineCallOfWarrantRedemption" xlink:to="opal_NumberOfTradingDaysToDetermineCallOfWarrantRedemption_lbl"/>
<loc xlink:type="locator" xlink:label="opal_NumberOfWarrantsWillNotExercisableDuringRedemptionPeriodPricePerWarrant" xlink:href="opal-20220630.xsd#opal_NumberOfWarrantsWillNotExercisableDuringRedemptionPeriodPricePerWarrant"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_NumberOfWarrantsWillNotExercisableDuringRedemptionPeriodPricePerWarrant_lbl" xml:lang="en-US"> Ordinary shares per warrant </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NumberOfWarrantsWillNotExercisableDuringRedemptionPeriodPricePerWarrant" xlink:to="opal_NumberOfWarrantsWillNotExercisableDuringRedemptionPeriodPricePerWarrant_lbl"/>
<loc xlink:type="locator" xlink:label="opal_PercentageOfEquityProceedsFromBusinessCombinationAsAPercentageOfTotalProceeds" xlink:href="opal-20220630.xsd#opal_PercentageOfEquityProceedsFromBusinessCombinationAsAPercentageOfTotalProceeds"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_PercentageOfEquityProceedsFromBusinessCombinationAsAPercentageOfTotalProceeds_lbl" xml:lang="en-US"> Proceeds from equity proceeds from business combination as a percentage of total equity proceeds </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_PercentageOfEquityProceedsFromBusinessCombinationAsAPercentageOfTotalProceeds" xlink:to="opal_PercentageOfEquityProceedsFromBusinessCombinationAsAPercentageOfTotalProceeds_lbl"/>
<loc xlink:type="locator" xlink:label="opal_RedemptionOfWarrantsWhenThePricePerClassAOrdinaryShareEquals" xlink:href="opal-20220630.xsd#opal_RedemptionOfWarrantsWhenThePricePerClassAOrdinaryShareEquals"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_RedemptionOfWarrantsWhenThePricePerClassAOrdinaryShareEquals_lbl" xml:lang="en-US"> Redemption of warrants when the price per Class A ordinary share equals </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_RedemptionOfWarrantsWhenThePricePerClassAOrdinaryShareEquals" xlink:to="opal_RedemptionOfWarrantsWhenThePricePerClassAOrdinaryShareEquals_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInFairValueAdjustmentsOnAssetsAndLiabilitiesCarriedAtFairValueUnderFairValueOption" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInFairValueAdjustmentsOnAssetsAndLiabilitiesCarriedAtFairValueUnderFairValueOption"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncreaseDecreaseInFairValueAdjustmentsOnAssetsAndLiabilitiesCarriedAtFairValueUnderFairValueOption_lbl" xml:lang="en-US"> Fair value of liabilities </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInFairValueAdjustmentsOnAssetsAndLiabilitiesCarriedAtFairValueUnderFairValueOption" xlink:to="us-gaap_IncreaseDecreaseInFairValueAdjustmentsOnAssetsAndLiabilitiesCarriedAtFairValueUnderFairValueOption_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_InvestmentSoldNotYetPurchasedBalanceShares" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentSoldNotYetPurchasedBalanceShares"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_InvestmentSoldNotYetPurchasedBalanceShares_lbl" xml:lang="en-US"> Ordinary shares sold (in Shares) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InvestmentSoldNotYetPurchasedBalanceShares" xlink:to="us-gaap_InvestmentSoldNotYetPurchasedBalanceShares_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_AdditionalCollateralAggregateFairValue" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AdditionalCollateralAggregateFairValue"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AdditionalCollateralAggregateFairValue_lbl" xml:lang="en-US"> Aggregate value </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdditionalCollateralAggregateFairValue" xlink:to="us-gaap_AdditionalCollateralAggregateFairValue_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_DemutualizationByInsuranceEntitySecuritiesIssuedGrossCashProceeds" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DemutualizationByInsuranceEntitySecuritiesIssuedGrossCashProceeds"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DemutualizationByInsuranceEntitySecuritiesIssuedGrossCashProceeds_lbl" xml:lang="en-US"> Aggregate gross proceeds </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DemutualizationByInsuranceEntitySecuritiesIssuedGrossCashProceeds" xlink:to="us-gaap_DemutualizationByInsuranceEntitySecuritiesIssuedGrossCashProceeds_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_InvestmentOwnedBalancePrincipalAmount" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentOwnedBalancePrincipalAmount"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_InvestmentOwnedBalancePrincipalAmount_lbl" xml:lang="en-US"> Maximum aggregate principal amount </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InvestmentOwnedBalancePrincipalAmount" xlink:to="us-gaap_InvestmentOwnedBalancePrincipalAmount_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_SubsequentEventDescription" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SubsequentEventDescription"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SubsequentEventDescription_lbl" xml:lang="en-US"> Conversion date, description </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SubsequentEventDescription" xlink:to="us-gaap_SubsequentEventDescription_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_PartnersCapitalAccountUnitsRedeemed" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PartnersCapitalAccountUnitsRedeemed"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PartnersCapitalAccountUnitsRedeemed_lbl" xml:lang="en-US"> Acquired from redeeming shareholders (in Shares) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PartnersCapitalAccountUnitsRedeemed" xlink:to="us-gaap_PartnersCapitalAccountUnitsRedeemed_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_TemporaryEquityAggregateAmountOfRedemptionRequirement" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TemporaryEquityAggregateAmountOfRedemptionRequirement"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_TemporaryEquityAggregateAmountOfRedemptionRequirement_lbl" xml:lang="en-US"> Continental an aggregate amount </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TemporaryEquityAggregateAmountOfRedemptionRequirement" xlink:to="us-gaap_TemporaryEquityAggregateAmountOfRedemptionRequirement_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_CashAcquiredInExcessOfPaymentsToAcquireBusiness" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CashAcquiredInExcessOfPaymentsToAcquireBusiness"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CashAcquiredInExcessOfPaymentsToAcquireBusiness_lbl" xml:lang="en-US"> Cash payment </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashAcquiredInExcessOfPaymentsToAcquireBusiness" xlink:to="us-gaap_CashAcquiredInExcessOfPaymentsToAcquireBusiness_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_BasisOfAccountingPolicyPolicyTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BasisOfAccountingPolicyPolicyTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_BasisOfAccountingPolicyPolicyTextBlock_lbl" xml:lang="en-US"> Basis of Presentation </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BasisOfAccountingPolicyPolicyTextBlock" xlink:to="us-gaap_BasisOfAccountingPolicyPolicyTextBlock_lbl"/>
<loc xlink:type="locator" xlink:label="opal_EmergingGrowthCompanyPolicyTextBlock" xlink:href="opal-20220630.xsd#opal_EmergingGrowthCompanyPolicyTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_EmergingGrowthCompanyPolicyTextBlock_lbl" xml:lang="en-US"> Emerging Growth Company </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_EmergingGrowthCompanyPolicyTextBlock" xlink:to="opal_EmergingGrowthCompanyPolicyTextBlock_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_UseOfEstimates" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_UseOfEstimates"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_UseOfEstimates_lbl" xml:lang="en-US"> Use of Estimates </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_UseOfEstimates" xlink:to="us-gaap_UseOfEstimates_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_CashAndCashEquivalentsPolicyTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CashAndCashEquivalentsPolicyTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CashAndCashEquivalentsPolicyTextBlock_lbl" xml:lang="en-US"> Cash and Cash Equivalents </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashAndCashEquivalentsPolicyTextBlock" xlink:to="us-gaap_CashAndCashEquivalentsPolicyTextBlock_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_InvestmentPolicyTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentPolicyTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_InvestmentPolicyTextBlock_lbl" xml:lang="en-US"> Investments Held in Trust Account </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InvestmentPolicyTextBlock" xlink:to="us-gaap_InvestmentPolicyTextBlock_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_ConcentrationRiskCreditRisk" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConcentrationRiskCreditRisk"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ConcentrationRiskCreditRisk_lbl" xml:lang="en-US"> Concentration of Credit Risk </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConcentrationRiskCreditRisk" xlink:to="us-gaap_ConcentrationRiskCreditRisk_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_FairValueOfFinancialInstrumentsPolicy" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueOfFinancialInstrumentsPolicy"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FairValueOfFinancialInstrumentsPolicy_lbl" xml:lang="en-US"> Fair Value of Financial Instruments </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueOfFinancialInstrumentsPolicy" xlink:to="us-gaap_FairValueOfFinancialInstrumentsPolicy_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_FairValueMeasurementPolicyPolicyTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementPolicyPolicyTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FairValueMeasurementPolicyPolicyTextBlock_lbl" xml:lang="en-US"> Fair Value Measurements </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueMeasurementPolicyPolicyTextBlock" xlink:to="us-gaap_FairValueMeasurementPolicyPolicyTextBlock_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_DerivativesPolicyTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativesPolicyTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DerivativesPolicyTextBlock_lbl" xml:lang="en-US"> Derivative warrant liabilities </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativesPolicyTextBlock" xlink:to="us-gaap_DerivativesPolicyTextBlock_lbl"/>
<loc xlink:type="locator" xlink:label="opal_OfferingCostsAssociatedWithInitialPublicOfferingPolicyTextBlock" xlink:href="opal-20220630.xsd#opal_OfferingCostsAssociatedWithInitialPublicOfferingPolicyTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_OfferingCostsAssociatedWithInitialPublicOfferingPolicyTextBlock_lbl" xml:lang="en-US"> Offering Costs Associated with the Initial Public Offering </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_OfferingCostsAssociatedWithInitialPublicOfferingPolicyTextBlock" xlink:to="opal_OfferingCostsAssociatedWithInitialPublicOfferingPolicyTextBlock_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_SharesSubjectToMandatoryRedemptionChangesInRedemptionValuePolicyTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SharesSubjectToMandatoryRedemptionChangesInRedemptionValuePolicyTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SharesSubjectToMandatoryRedemptionChangesInRedemptionValuePolicyTextBlock_lbl" xml:lang="en-US"> Class A Ordinary Shares Subject to Possible Redemption </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharesSubjectToMandatoryRedemptionChangesInRedemptionValuePolicyTextBlock" xlink:to="us-gaap_SharesSubjectToMandatoryRedemptionChangesInRedemptionValuePolicyTextBlock_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_IncomeTaxPolicyTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeTaxPolicyTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncomeTaxPolicyTextBlock_lbl" xml:lang="en-US"> Income Taxes </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxPolicyTextBlock" xlink:to="us-gaap_IncomeTaxPolicyTextBlock_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_EarningsPerSharePolicyTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EarningsPerSharePolicyTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EarningsPerSharePolicyTextBlock_lbl" xml:lang="en-US"> Net Income (Loss) Per Ordinary Share </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EarningsPerSharePolicyTextBlock" xlink:to="us-gaap_EarningsPerSharePolicyTextBlock_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_lbl" xml:lang="en-US"> Recent Accounting Pronouncements </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock" xlink:to="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember_lbl" xml:lang="en-US"> Business Combination [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember" xlink:to="us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember_lbl"/>
<loc xlink:type="locator" xlink:label="opal_NewOpalClassACommonStockMember" xlink:href="opal-20220630.xsd#opal_NewOpalClassACommonStockMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_NewOpalClassACommonStockMember_lbl" xml:lang="en-US"> Class A common stock [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NewOpalClassACommonStockMember" xlink:to="opal_NewOpalClassACommonStockMember_lbl"/>
<loc xlink:type="locator" xlink:label="opal_NewOpalClassDCommonStockMember" xlink:href="opal-20220630.xsd#opal_NewOpalClassDCommonStockMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_NewOpalClassDCommonStockMember_lbl" xml:lang="en-US"> New Opal Class D Common Stock [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NewOpalClassDCommonStockMember" xlink:to="opal_NewOpalClassDCommonStockMember_lbl"/>
<loc xlink:type="locator" xlink:label="opal_NewOpalClassBCommonStockMember" xlink:href="opal-20220630.xsd#opal_NewOpalClassBCommonStockMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_NewOpalClassBCommonStockMember_lbl" xml:lang="en-US"> New Opal Class B Common Stock [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NewOpalClassBCommonStockMember" xlink:to="opal_NewOpalClassBCommonStockMember_lbl"/>
<loc xlink:type="locator" xlink:label="opal_FirstEarnoutTriggeringEventCalendar2023Member" xlink:href="opal-20220630.xsd#opal_FirstEarnoutTriggeringEventCalendar2023Member"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_FirstEarnoutTriggeringEventCalendar2023Member_lbl" xml:lang="en-US"> First Earnout Triggering Event calendar 2023 [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_FirstEarnoutTriggeringEventCalendar2023Member" xlink:to="opal_FirstEarnoutTriggeringEventCalendar2023Member_lbl"/>
<loc xlink:type="locator" xlink:label="opal_NewOpalClassBCommonStockAndNewOpalClassDCommonStockMember" xlink:href="opal-20220630.xsd#opal_NewOpalClassBCommonStockAndNewOpalClassDCommonStockMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_NewOpalClassBCommonStockAndNewOpalClassDCommonStockMember_lbl" xml:lang="en-US"> New Opal Class B Common Stock and New Opal Class D Common Stock [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NewOpalClassBCommonStockAndNewOpalClassDCommonStockMember" xlink:to="opal_NewOpalClassBCommonStockAndNewOpalClassDCommonStockMember_lbl"/>
<loc xlink:type="locator" xlink:label="opal_FirstEarnoutTriggeringEventCalendar2024Member" xlink:href="opal-20220630.xsd#opal_FirstEarnoutTriggeringEventCalendar2024Member"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_FirstEarnoutTriggeringEventCalendar2024Member_lbl" xml:lang="en-US"> First Earnout Triggering Event calendar 2024 [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_FirstEarnoutTriggeringEventCalendar2024Member" xlink:to="opal_FirstEarnoutTriggeringEventCalendar2024Member_lbl"/>
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<loc xlink:type="locator" xlink:label="us-gaap_IPOMember" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IPOMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IPOMember_lbl" xml:lang="en-US"> IPO [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IPOMember" xlink:to="us-gaap_IPOMember_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_IPOMember_lbl0" xml:lang="en-US"> Initial Public Offering [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IPOMember" xlink:to="us-gaap_IPOMember_lbl0"/>
<loc xlink:type="locator" xlink:label="opal_PrivatePlacementWarrantMember" xlink:href="opal-20220630.xsd#opal_PrivatePlacementWarrantMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_PrivatePlacementWarrantMember_lbl" xml:lang="en-US"> Private Placement Warrant [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_PrivatePlacementWarrantMember" xlink:to="opal_PrivatePlacementWarrantMember_lbl"/>
<loc xlink:type="locator" xlink:label="opal_FounderSharesMember" xlink:href="opal-20220630.xsd#opal_FounderSharesMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_FounderSharesMember_lbl" xml:lang="en-US"> Founder Shares [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_FounderSharesMember" xlink:to="opal_FounderSharesMember_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_OverAllotmentOptionMember" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OverAllotmentOptionMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OverAllotmentOptionMember_lbl" xml:lang="en-US"> Over-Allotment Option [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OverAllotmentOptionMember" xlink:to="us-gaap_OverAllotmentOptionMember_lbl"/>
<loc xlink:type="locator" xlink:label="opal_SponsorMember" xlink:href="opal-20220630.xsd#opal_SponsorMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_SponsorMember_lbl" xml:lang="en-US"> Sponsor [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_SponsorMember" xlink:to="opal_SponsorMember_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="opal_SponsorMember_lbl0" xml:lang="en-US"> Class B Ordinary Shares [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_SponsorMember" xlink:to="opal_SponsorMember_lbl0"/>
<loc xlink:type="locator" xlink:label="opal_BusinessCombinationMember" xlink:href="opal-20220630.xsd#opal_BusinessCombinationMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_BusinessCombinationMember_lbl" xml:lang="en-US"> Business Combination [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_BusinessCombinationMember" xlink:to="opal_BusinessCombinationMember_lbl"/>
<loc xlink:type="locator" xlink:label="opal_RelatedPartyLoanMember" xlink:href="opal-20220630.xsd#opal_RelatedPartyLoanMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_RelatedPartyLoanMember_lbl" xml:lang="en-US"> Related Party Loan [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_RelatedPartyLoanMember" xlink:to="opal_RelatedPartyLoanMember_lbl"/>
<loc xlink:type="locator" xlink:label="opal_WorkingCapitalLoanMember" xlink:href="opal-20220630.xsd#opal_WorkingCapitalLoanMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_WorkingCapitalLoanMember_lbl" xml:lang="en-US"> Working Capital Loan [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_WorkingCapitalLoanMember" xlink:to="opal_WorkingCapitalLoanMember_lbl"/>
<loc xlink:type="locator" xlink:label="opal_PromissoryNoteMember" xlink:href="opal-20220630.xsd#opal_PromissoryNoteMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_PromissoryNoteMember_lbl" xml:lang="en-US"> Promissory Note [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_PromissoryNoteMember" xlink:to="opal_PromissoryNoteMember_lbl"/>
<loc xlink:type="locator" xlink:label="opal_UnderwritingAgreementMember" xlink:href="opal-20220630.xsd#opal_UnderwritingAgreementMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_UnderwritingAgreementMember_lbl" xml:lang="en-US"> Underwriting Agreement [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_UnderwritingAgreementMember" xlink:to="opal_UnderwritingAgreementMember_lbl"/>
<loc xlink:type="locator" xlink:label="opal_EventTriggeringWarrantRedemptionMember" xlink:href="opal-20220630.xsd#opal_EventTriggeringWarrantRedemptionMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_EventTriggeringWarrantRedemptionMember_lbl" xml:lang="en-US"> Event Triggering Warrant Redemption [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_EventTriggeringWarrantRedemptionMember" xlink:to="opal_EventTriggeringWarrantRedemptionMember_lbl"/>
<loc xlink:type="locator" xlink:label="opal_TriggerPriceOneMember" xlink:href="opal-20220630.xsd#opal_TriggerPriceOneMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_TriggerPriceOneMember_lbl" xml:lang="en-US"> Trigger Price One [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_TriggerPriceOneMember" xlink:to="opal_TriggerPriceOneMember_lbl"/>
<loc xlink:type="locator" xlink:label="opal_TriggerPriceTwoMember" xlink:href="opal-20220630.xsd#opal_TriggerPriceTwoMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_TriggerPriceTwoMember_lbl" xml:lang="en-US"> Trigger Price Two [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_TriggerPriceTwoMember" xlink:to="opal_TriggerPriceTwoMember_lbl"/>
<loc xlink:type="locator" xlink:label="opal_SharePriceEqualsOrExceedsEighteenUsdMember" xlink:href="opal-20220630.xsd#opal_SharePriceEqualsOrExceedsEighteenUsdMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_SharePriceEqualsOrExceedsEighteenUsdMember_lbl" xml:lang="en-US"> Share Price Equals Or Exceeds Eighteen USD [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_SharePriceEqualsOrExceedsEighteenUsdMember" xlink:to="opal_SharePriceEqualsOrExceedsEighteenUsdMember_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="opal_SharePriceEqualsOrExceedsEighteenUsdMember_lbl0" xml:lang="en-US"> Share Price Equals or Exceeds Ten USD [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_SharePriceEqualsOrExceedsEighteenUsdMember" xlink:to="opal_SharePriceEqualsOrExceedsEighteenUsdMember_lbl0"/>
<loc xlink:type="locator" xlink:label="opal_SharePriceEqualsOrExceedsTenUsdMember" xlink:href="opal-20220630.xsd#opal_SharePriceEqualsOrExceedsTenUsdMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_SharePriceEqualsOrExceedsTenUsdMember_lbl" xml:lang="en-US"> Share Price Equals Or Exceeds Ten USD [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_SharePriceEqualsOrExceedsTenUsdMember" xlink:to="opal_SharePriceEqualsOrExceedsTenUsdMember_lbl"/>
<loc xlink:type="locator" xlink:label="opal_DDTLFacilityMember" xlink:href="opal-20220630.xsd#opal_DDTLFacilityMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_DDTLFacilityMember_lbl" xml:lang="en-US"> DDTL Facility [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DDTLFacilityMember" xlink:to="opal_DDTLFacilityMember_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_SubsequentEventMember" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SubsequentEventMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SubsequentEventMember_lbl" xml:lang="en-US"> Subsequent Event [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SubsequentEventMember" xlink:to="us-gaap_SubsequentEventMember_lbl"/>
<loc xlink:type="locator" xlink:label="opal_DSRFacilityMember" xlink:href="opal-20220630.xsd#opal_DSRFacilityMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="opal_DSRFacilityMember_lbl" xml:lang="en-US"> DSR Facility [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DSRFacilityMember" xlink:to="opal_DSRFacilityMember_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_ClassOfStockDomain" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ClassOfStockDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ClassOfStockDomain_lbl" xml:lang="en-US"> Class of Stock [Domain] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ClassOfStockDomain" xlink:to="us-gaap_ClassOfStockDomain_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_StatementTable" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StatementTable_lbl" xml:lang="en-US"> Statement [Table] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementTable" xlink:to="us-gaap_StatementTable_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_StatementLineItems" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StatementLineItems_lbl" xml:lang="en-US"> Statement [Line Items] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementLineItems" xlink:to="us-gaap_StatementLineItems_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_EquityComponentDomain" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquityComponentDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EquityComponentDomain_lbl" xml:lang="en-US"> Equity Component [Domain] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EquityComponentDomain" xlink:to="us-gaap_EquityComponentDomain_lbl"/>
<loc xlink:type="locator" xlink:label="opal_DescriptionofOrganizationBusinessOperationsandBasisofPresentationTable" xlink:href="opal-20220630.xsd#opal_DescriptionofOrganizationBusinessOperationsandBasisofPresentationTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_DescriptionofOrganizationBusinessOperationsandBasisofPresentationTable_lbl" xml:lang="en-US"> Description of Organization, Business Operations and Basis of Presentation [Table] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DescriptionofOrganizationBusinessOperationsandBasisofPresentationTable" xlink:to="opal_DescriptionofOrganizationBusinessOperationsandBasisofPresentationTable_lbl"/>
<loc xlink:type="locator" xlink:label="opal_DescriptionofOrganizationBusinessOperationsandBasisofPresentationLineItems" xlink:href="opal-20220630.xsd#opal_DescriptionofOrganizationBusinessOperationsandBasisofPresentationLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_DescriptionofOrganizationBusinessOperationsandBasisofPresentationLineItems_lbl" xml:lang="en-US"> Description of Organization, Business Operations and Basis of Presentation [Abstract] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DescriptionofOrganizationBusinessOperationsandBasisofPresentationLineItems" xlink:to="opal_DescriptionofOrganizationBusinessOperationsandBasisofPresentationLineItems_lbl"/>
<loc xlink:type="locator" xlink:label="opal_SummaryofSignificantAccountingPoliciesDetailsScheduleofbasicanddilutednetincomelosspershareTable" xlink:href="opal-20220630.xsd#opal_SummaryofSignificantAccountingPoliciesDetailsScheduleofbasicanddilutednetincomelosspershareTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_SummaryofSignificantAccountingPoliciesDetailsScheduleofbasicanddilutednetincomelosspershareTable_lbl" xml:lang="en-US"> Summary of Significant Accounting Policies (Details) - Schedule of basic and diluted net income (loss) per share [Table] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_SummaryofSignificantAccountingPoliciesDetailsScheduleofbasicanddilutednetincomelosspershareTable" xlink:to="opal_SummaryofSignificantAccountingPoliciesDetailsScheduleofbasicanddilutednetincomelosspershareTable_lbl"/>
<loc xlink:type="locator" xlink:label="opal_SummaryofSignificantAccountingPoliciesDetailsScheduleofbasicanddilutednetincomelosspershareLineItems" xlink:href="opal-20220630.xsd#opal_SummaryofSignificantAccountingPoliciesDetailsScheduleofbasicanddilutednetincomelosspershareLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_SummaryofSignificantAccountingPoliciesDetailsScheduleofbasicanddilutednetincomelosspershareLineItems_lbl" xml:lang="en-US"> Summary of Significant Accounting Policies (Details) - Schedule of basic and diluted net income (loss) per share [Line Items] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_SummaryofSignificantAccountingPoliciesDetailsScheduleofbasicanddilutednetincomelosspershareLineItems" xlink:to="opal_SummaryofSignificantAccountingPoliciesDetailsScheduleofbasicanddilutednetincomelosspershareLineItems_lbl"/>
<loc xlink:type="locator" xlink:label="opal_ClassAOrdinarySharesSubjecttoPossibleRedemptionDetailsScheduleofclassAordinarysharessubjecttopossibleredemptionTable" xlink:href="opal-20220630.xsd#opal_ClassAOrdinarySharesSubjecttoPossibleRedemptionDetailsScheduleofclassAordinarysharessubjecttopossibleredemptionTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_ClassAOrdinarySharesSubjecttoPossibleRedemptionDetailsScheduleofclassAordinarysharessubjecttopossibleredemptionTable_lbl" xml:lang="en-US"> Class A Ordinary Shares Subject to Possible Redemption (Details) - Schedule of class A ordinary shares subject to possible redemption [Table] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ClassAOrdinarySharesSubjecttoPossibleRedemptionDetailsScheduleofclassAordinarysharessubjecttopossibleredemptionTable" xlink:to="opal_ClassAOrdinarySharesSubjecttoPossibleRedemptionDetailsScheduleofclassAordinarysharessubjecttopossibleredemptionTable_lbl"/>
<loc xlink:type="locator" xlink:label="opal_ClassAOrdinarySharesSubjecttoPossibleRedemptionDetailsScheduleofclassAordinarysharessubjecttopossibleredemptionLineItems" xlink:href="opal-20220630.xsd#opal_ClassAOrdinarySharesSubjecttoPossibleRedemptionDetailsScheduleofclassAordinarysharessubjecttopossibleredemptionLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_ClassAOrdinarySharesSubjecttoPossibleRedemptionDetailsScheduleofclassAordinarysharessubjecttopossibleredemptionLineItems_lbl" xml:lang="en-US"> Class A Ordinary Shares Subject to Possible Redemption (Details) - Schedule of class A ordinary shares subject to possible redemption [Line Items] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ClassAOrdinarySharesSubjecttoPossibleRedemptionDetailsScheduleofclassAordinarysharessubjecttopossibleredemptionLineItems" xlink:to="opal_ClassAOrdinarySharesSubjecttoPossibleRedemptionDetailsScheduleofclassAordinarysharessubjecttopossibleredemptionLineItems_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueMeasurementsFairValueHierarchyDomain_lbl" xml:lang="en-US"> Fair Value Hierarchy and NAV [Domain] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:to="us-gaap_FairValueMeasurementsFairValueHierarchyDomain_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_lbl" xml:lang="en-US"> Fair Value, Recurring and Nonrecurring [Table] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:to="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_lbl" xml:lang="en-US"> Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:to="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_lbl" xml:lang="en-US"> Fair Value Measurement Inputs and Valuation Techniques [Table] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable" xlink:to="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_lbl" xml:lang="en-US"> Fair Value Measurement Inputs and Valuation Techniques [Line Items] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems" xlink:to="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_DerivativeContractTypeDomain" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeContractTypeDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DerivativeContractTypeDomain_lbl" xml:lang="en-US"> Derivative Contract [Domain] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeContractTypeDomain" xlink:to="us-gaap_DerivativeContractTypeDomain_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationTable" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationTable_lbl" xml:lang="en-US"> Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Table] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationTable" xlink:to="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationTable_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_lbl" xml:lang="en-US"> Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems" xlink:to="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_BusinessAcquisitionAcquireeDomain" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BusinessAcquisitionAcquireeDomain_lbl" xml:lang="en-US"> Business Acquisition, Acquiree [Domain] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionAcquireeDomain" xlink:to="us-gaap_BusinessAcquisitionAcquireeDomain_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_RelatedPartyDomain" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RelatedPartyDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RelatedPartyDomain_lbl" xml:lang="en-US"> Related Party [Domain] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyDomain" xlink:to="us-gaap_RelatedPartyDomain_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_SaleOfStockNameOfTransactionDomain" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SaleOfStockNameOfTransactionDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SaleOfStockNameOfTransactionDomain_lbl" xml:lang="en-US"> Sale of Stock [Domain] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SaleOfStockNameOfTransactionDomain" xlink:to="us-gaap_SaleOfStockNameOfTransactionDomain_lbl"/>
<loc xlink:type="locator" xlink:label="srt_EquityMethodInvesteeNameDomain" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_EquityMethodInvesteeNameDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="srt_EquityMethodInvesteeNameDomain_lbl" xml:lang="en-US"> Investment, Name [Domain] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_EquityMethodInvesteeNameDomain" xlink:to="srt_EquityMethodInvesteeNameDomain_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_PlanNameDomain" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PlanNameDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PlanNameDomain_lbl" xml:lang="en-US"> Plan Name [Domain] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PlanNameDomain" xlink:to="us-gaap_PlanNameDomain_lbl"/>
<loc xlink:type="locator" xlink:label="opal_DescriptionofOrganizationBusinessOperationsandBasisofPresentationDetailsTable" xlink:href="opal-20220630.xsd#opal_DescriptionofOrganizationBusinessOperationsandBasisofPresentationDetailsTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_DescriptionofOrganizationBusinessOperationsandBasisofPresentationDetailsTable_lbl" xml:lang="en-US"> Description of Organization, Business Operations and Basis of Presentation (Details) [Table] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DescriptionofOrganizationBusinessOperationsandBasisofPresentationDetailsTable" xlink:to="opal_DescriptionofOrganizationBusinessOperationsandBasisofPresentationDetailsTable_lbl"/>
<loc xlink:type="locator" xlink:label="opal_DescriptionofOrganizationBusinessOperationsandBasisofPresentationDetailsLineItems" xlink:href="opal-20220630.xsd#opal_DescriptionofOrganizationBusinessOperationsandBasisofPresentationDetailsLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_DescriptionofOrganizationBusinessOperationsandBasisofPresentationDetailsLineItems_lbl" xml:lang="en-US"> Description of Organization, Business Operations and Basis of Presentation (Details) [Line Items] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DescriptionofOrganizationBusinessOperationsandBasisofPresentationDetailsLineItems" xlink:to="opal_DescriptionofOrganizationBusinessOperationsandBasisofPresentationDetailsLineItems_lbl"/>
<loc xlink:type="locator" xlink:label="opal_SummaryofSignificantAccountingPoliciesDetailsTable" xlink:href="opal-20220630.xsd#opal_SummaryofSignificantAccountingPoliciesDetailsTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_SummaryofSignificantAccountingPoliciesDetailsTable_lbl" xml:lang="en-US"> Summary of Significant Accounting Policies (Details) [Table] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_SummaryofSignificantAccountingPoliciesDetailsTable" xlink:to="opal_SummaryofSignificantAccountingPoliciesDetailsTable_lbl"/>
<loc xlink:type="locator" xlink:label="opal_SummaryofSignificantAccountingPoliciesDetailsLineItems" xlink:href="opal-20220630.xsd#opal_SummaryofSignificantAccountingPoliciesDetailsLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_SummaryofSignificantAccountingPoliciesDetailsLineItems_lbl" xml:lang="en-US"> Summary of Significant Accounting Policies (Details) [Line Items] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_SummaryofSignificantAccountingPoliciesDetailsLineItems" xlink:to="opal_SummaryofSignificantAccountingPoliciesDetailsLineItems_lbl"/>
<loc xlink:type="locator" xlink:label="opal_InitialPublicOfferingDetailsTable" xlink:href="opal-20220630.xsd#opal_InitialPublicOfferingDetailsTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_InitialPublicOfferingDetailsTable_lbl" xml:lang="en-US"> Initial Public Offering (Details) [Table] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_InitialPublicOfferingDetailsTable" xlink:to="opal_InitialPublicOfferingDetailsTable_lbl"/>
<loc xlink:type="locator" xlink:label="opal_InitialPublicOfferingDetailsLineItems" xlink:href="opal-20220630.xsd#opal_InitialPublicOfferingDetailsLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_InitialPublicOfferingDetailsLineItems_lbl" xml:lang="en-US"> Initial Public Offering (Details) [Line Items] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_InitialPublicOfferingDetailsLineItems" xlink:to="opal_InitialPublicOfferingDetailsLineItems_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_ClassOfWarrantOrRightDomain" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ClassOfWarrantOrRightDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ClassOfWarrantOrRightDomain_lbl" xml:lang="en-US"> Class of Warrant or Right [Domain] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ClassOfWarrantOrRightDomain" xlink:to="us-gaap_ClassOfWarrantOrRightDomain_lbl"/>
<loc xlink:type="locator" xlink:label="opal_PrivatePlacementDetailsTable" xlink:href="opal-20220630.xsd#opal_PrivatePlacementDetailsTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_PrivatePlacementDetailsTable_lbl" xml:lang="en-US"> Private Placement (Details) [Table] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_PrivatePlacementDetailsTable" xlink:to="opal_PrivatePlacementDetailsTable_lbl"/>
<loc xlink:type="locator" xlink:label="opal_PrivatePlacementDetailsLineItems" xlink:href="opal-20220630.xsd#opal_PrivatePlacementDetailsLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_PrivatePlacementDetailsLineItems_lbl" xml:lang="en-US"> Private Placement (Details) [Line Items] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_PrivatePlacementDetailsLineItems" xlink:to="opal_PrivatePlacementDetailsLineItems_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_RelatedPartyTransactionDomain" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RelatedPartyTransactionDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RelatedPartyTransactionDomain_lbl" xml:lang="en-US"> Related Party Transaction [Domain] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyTransactionDomain" xlink:to="us-gaap_RelatedPartyTransactionDomain_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_DebtInstrumentNameDomain" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentNameDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentNameDomain_lbl" xml:lang="en-US"> Debt Instrument, Name [Domain] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentNameDomain" xlink:to="us-gaap_DebtInstrumentNameDomain_lbl"/>
<loc xlink:type="locator" xlink:label="opal_RelatedPartyTransactionsDetailsTable" xlink:href="opal-20220630.xsd#opal_RelatedPartyTransactionsDetailsTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_RelatedPartyTransactionsDetailsTable_lbl" xml:lang="en-US"> Related Party Transactions (Details) [Table] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_RelatedPartyTransactionsDetailsTable" xlink:to="opal_RelatedPartyTransactionsDetailsTable_lbl"/>
<loc xlink:type="locator" xlink:label="opal_RelatedPartyTransactionsDetailsLineItems" xlink:href="opal-20220630.xsd#opal_RelatedPartyTransactionsDetailsLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_RelatedPartyTransactionsDetailsLineItems_lbl" xml:lang="en-US"> Related Party Transactions (Details) [Line Items] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_RelatedPartyTransactionsDetailsLineItems" xlink:to="opal_RelatedPartyTransactionsDetailsLineItems_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_ArrangementsAndNonarrangementTransactionsMember" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ArrangementsAndNonarrangementTransactionsMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ArrangementsAndNonarrangementTransactionsMember_lbl" xml:lang="en-US"> Collaborative Arrangement and Arrangement Other than Collaborative [Domain] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ArrangementsAndNonarrangementTransactionsMember" xlink:to="us-gaap_ArrangementsAndNonarrangementTransactionsMember_lbl"/>
<loc xlink:type="locator" xlink:label="opal_CommitmentsandContingenciesDetailsTable" xlink:href="opal-20220630.xsd#opal_CommitmentsandContingenciesDetailsTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_CommitmentsandContingenciesDetailsTable_lbl" xml:lang="en-US"> Commitments and Contingencies (Details) [Table] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_CommitmentsandContingenciesDetailsTable" xlink:to="opal_CommitmentsandContingenciesDetailsTable_lbl"/>
<loc xlink:type="locator" xlink:label="opal_CommitmentsandContingenciesDetailsLineItems" xlink:href="opal-20220630.xsd#opal_CommitmentsandContingenciesDetailsLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_CommitmentsandContingenciesDetailsLineItems_lbl" xml:lang="en-US"> Commitments and Contingencies (Details) [Line Items] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_CommitmentsandContingenciesDetailsLineItems" xlink:to="opal_CommitmentsandContingenciesDetailsLineItems_lbl"/>
<loc xlink:type="locator" xlink:label="opal_ClassAOrdinarySharesSubjecttoPossibleRedemptionDetailsTable" xlink:href="opal-20220630.xsd#opal_ClassAOrdinarySharesSubjecttoPossibleRedemptionDetailsTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_ClassAOrdinarySharesSubjecttoPossibleRedemptionDetailsTable_lbl" xml:lang="en-US"> Class A Ordinary Shares Subject to Possible Redemption (Details) [Table] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ClassAOrdinarySharesSubjecttoPossibleRedemptionDetailsTable" xlink:to="opal_ClassAOrdinarySharesSubjecttoPossibleRedemptionDetailsTable_lbl"/>
<loc xlink:type="locator" xlink:label="opal_ClassAOrdinarySharesSubjecttoPossibleRedemptionDetailsLineItems" xlink:href="opal-20220630.xsd#opal_ClassAOrdinarySharesSubjecttoPossibleRedemptionDetailsLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_ClassAOrdinarySharesSubjecttoPossibleRedemptionDetailsLineItems_lbl" xml:lang="en-US"> Class A Ordinary Shares Subject to Possible Redemption (Details) [Line Items] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ClassAOrdinarySharesSubjecttoPossibleRedemptionDetailsLineItems" xlink:to="opal_ClassAOrdinarySharesSubjecttoPossibleRedemptionDetailsLineItems_lbl"/>
<loc xlink:type="locator" xlink:label="opal_ShareholdersDeficitDetailsTable" xlink:href="opal-20220630.xsd#opal_ShareholdersDeficitDetailsTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_ShareholdersDeficitDetailsTable_lbl" xml:lang="en-US"> Shareholders' Deficit (Details) [Table] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ShareholdersDeficitDetailsTable" xlink:to="opal_ShareholdersDeficitDetailsTable_lbl"/>
<loc xlink:type="locator" xlink:label="opal_ShareholdersDeficitDetailsLineItems" xlink:href="opal-20220630.xsd#opal_ShareholdersDeficitDetailsLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_ShareholdersDeficitDetailsLineItems_lbl" xml:lang="en-US"> Shareholders' Deficit (Details) [Line Items] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ShareholdersDeficitDetailsLineItems" xlink:to="opal_ShareholdersDeficitDetailsLineItems_lbl"/>
<loc xlink:type="locator" xlink:label="opal_WarrantRedemptionTriggerPriceDomain" xlink:href="opal-20220630.xsd#opal_WarrantRedemptionTriggerPriceDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_WarrantRedemptionTriggerPriceDomain_lbl" xml:lang="en-US"> WarrantRedemptionTriggerPrice [Domain] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_WarrantRedemptionTriggerPriceDomain" xlink:to="opal_WarrantRedemptionTriggerPriceDomain_lbl"/>
<loc xlink:type="locator" xlink:label="opal_SharePriceRangeDomain" xlink:href="opal-20220630.xsd#opal_SharePriceRangeDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_SharePriceRangeDomain_lbl" xml:lang="en-US"> SharePriceRange [Domain] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_SharePriceRangeDomain" xlink:to="opal_SharePriceRangeDomain_lbl"/>
<loc xlink:type="locator" xlink:label="opal_TriggerEventDomain" xlink:href="opal-20220630.xsd#opal_TriggerEventDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_TriggerEventDomain_lbl" xml:lang="en-US"> TriggerEvent [Domain] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_TriggerEventDomain" xlink:to="opal_TriggerEventDomain_lbl"/>
<loc xlink:type="locator" xlink:label="opal_DerivativeWarrantLiabilitiesDetailsTable" xlink:href="opal-20220630.xsd#opal_DerivativeWarrantLiabilitiesDetailsTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_DerivativeWarrantLiabilitiesDetailsTable_lbl" xml:lang="en-US"> Derivative Warrant Liabilities (Details) [Table] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DerivativeWarrantLiabilitiesDetailsTable" xlink:to="opal_DerivativeWarrantLiabilitiesDetailsTable_lbl"/>
<loc xlink:type="locator" xlink:label="opal_DerivativeWarrantLiabilitiesDetailsLineItems" xlink:href="opal-20220630.xsd#opal_DerivativeWarrantLiabilitiesDetailsLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_DerivativeWarrantLiabilitiesDetailsLineItems_lbl" xml:lang="en-US"> Derivative Warrant Liabilities (Details) [Line Items] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DerivativeWarrantLiabilitiesDetailsLineItems" xlink:to="opal_DerivativeWarrantLiabilitiesDetailsLineItems_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_lbl" xml:lang="en-US"> Award Type [Domain] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:to="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_SubsequentEventTypeDomain" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SubsequentEventTypeDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SubsequentEventTypeDomain_lbl" xml:lang="en-US"> Subsequent Event Type [Domain] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SubsequentEventTypeDomain" xlink:to="us-gaap_SubsequentEventTypeDomain_lbl"/>
<loc xlink:type="locator" xlink:label="opal_SubsequentEventsDetailsTable" xlink:href="opal-20220630.xsd#opal_SubsequentEventsDetailsTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_SubsequentEventsDetailsTable_lbl" xml:lang="en-US"> Subsequent Events (Details) [Table] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_SubsequentEventsDetailsTable" xlink:to="opal_SubsequentEventsDetailsTable_lbl"/>
<loc xlink:type="locator" xlink:label="opal_SubsequentEventsDetailsLineItems" xlink:href="opal-20220630.xsd#opal_SubsequentEventsDetailsLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_SubsequentEventsDetailsLineItems_lbl" xml:lang="en-US"> Subsequent Events (Details) [Line Items] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_SubsequentEventsDetailsLineItems" xlink:to="opal_SubsequentEventsDetailsLineItems_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_AggregateAdditionalSharesIssued_lbl0" xml:lang="en-US"> Aggregate additional shares issued. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_AggregateAdditionalSharesIssued" xlink:to="opal_AggregateAdditionalSharesIssued_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_AgreedAmountToRepayForAdministrativeServices_lbl0" xml:lang="en-US"> Agreed amount to repay for administrative services. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_AgreedAmountToRepayForAdministrativeServices" xlink:to="opal_AgreedAmountToRepayForAdministrativeServices_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_BasicAndDilutedNetIncomelossPerOrdinaryShare_lbl0" xml:lang="en-US"> Basic and diluted net income (loss) per ordinary share. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_BasicAndDilutedNetIncomelossPerOrdinaryShare" xlink:to="opal_BasicAndDilutedNetIncomelossPerOrdinaryShare_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_BusinessCombinationRedeemPercentage_lbl0" xml:lang="en-US"> Business combination redeem percentage. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_BusinessCombinationRedeemPercentage" xlink:to="opal_BusinessCombinationRedeemPercentage_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_ClassAOrdinarySharesSubjectToPossibleRedemptionDisclosureTextBlock_lbl0" xml:lang="en-US"> Class A ordinary shares subject to possible redemption disclosure. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ClassAOrdinarySharesSubjectToPossibleRedemptionDisclosureTextBlock" xlink:to="opal_ClassAOrdinarySharesSubjectToPossibleRedemptionDisclosureTextBlock_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_ClassOfWarrantOrRightIssuedDuringPeriodShares_lbl0" xml:lang="en-US"> Class of Warrant or right issued during period shares. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ClassOfWarrantOrRightIssuedDuringPeriodShares" xlink:to="opal_ClassOfWarrantOrRightIssuedDuringPeriodShares_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_ClassOfWarrantOrRightPriorWrittenNoticeOfRedemption_lbl0" xml:lang="en-US"> Class of warrant or right, prior written notice of redemption. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ClassOfWarrantOrRightPriorWrittenNoticeOfRedemption" xlink:to="opal_ClassOfWarrantOrRightPriorWrittenNoticeOfRedemption_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_ClassOfWarrantOrRightSharePrice_lbl1" xml:lang="en-US"> Class of warrant or right share price. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ClassOfWarrantOrRightSharePrice" xlink:to="opal_ClassOfWarrantOrRightSharePrice_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_ClassOfWarrantsOrRightsRedemptionPricePerShare_lbl0" xml:lang="en-US"> Class of warrants or rights redemption price per share. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ClassOfWarrantsOrRightsRedemptionPricePerShare" xlink:to="opal_ClassOfWarrantsOrRightsRedemptionPricePerShare_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_ClassOfWarrantsOrRightsRedemptionTriggerPrice_lbl0" xml:lang="en-US"> Class of warrants or rights redemption trigger price. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ClassOfWarrantsOrRightsRedemptionTriggerPrice" xlink:to="opal_ClassOfWarrantsOrRightsRedemptionTriggerPrice_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_CommonStockValueOne_lbl0" xml:lang="en-US"> Aggregate par or stated value of issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_CommonStockValueOne" xlink:to="opal_CommonStockValueOne_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_DeferredLegalFees_lbl0" xml:lang="en-US"> Deferred legal fees. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DeferredLegalFees" xlink:to="opal_DeferredLegalFees_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_DeferredUnderWrittingComission_lbl0" xml:lang="en-US"> Deferred Under Writting comission. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DeferredUnderWrittingComission" xlink:to="opal_DeferredUnderWrittingComission_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_DeferredUnderwritingCommission_lbl0" xml:lang="en-US"> Amount of Deferred underwriting commission. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DeferredUnderwritingCommission" xlink:to="opal_DeferredUnderwritingCommission_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_DeferredUnderwritingCommissions_lbl0" xml:lang="en-US"> Deferred underwriting commissions. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DeferredUnderwritingCommissions" xlink:to="opal_DeferredUnderwritingCommissions_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_DeferredUnderwritingCommissionsNoncurrent_lbl0" xml:lang="en-US"> Deferred underwriting commissions noncurrent. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DeferredUnderwritingCommissionsNoncurrent" xlink:to="opal_DeferredUnderwritingCommissionsNoncurrent_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_DeferredUnderwritingDiscountPerUnit_lbl0" xml:lang="en-US"> Deferred underwriting discount per unit. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DeferredUnderwritingDiscountPerUnit" xlink:to="opal_DeferredUnderwritingDiscountPerUnit_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_DeferredUnderwritingsCommission_lbl0" xml:lang="en-US"> Deferred underwriting commission. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DeferredUnderwritingsCommission" xlink:to="opal_DeferredUnderwritingsCommission_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_DerivativeWarrantLiabilitiesTextBlock_lbl0" xml:lang="en-US"> Disclosure of derivative warrant liabilities. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DerivativeWarrantLiabilitiesTextBlock" xlink:to="opal_DerivativeWarrantLiabilitiesTextBlock_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_EarningsBeforeInterestTaxesDepreciationAndAmortization_lbl0" xml:lang="en-US"> Earnings before interest, taxes, depreciation, and amortization. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_EarningsBeforeInterestTaxesDepreciationAndAmortization" xlink:to="opal_EarningsBeforeInterestTaxesDepreciationAndAmortization_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_EmergingGrowthCompanyPolicyTextBlock_lbl0" xml:lang="en-US"> Disclosure of accounting policy for emerging growth company. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_EmergingGrowthCompanyPolicyTextBlock" xlink:to="opal_EmergingGrowthCompanyPolicyTextBlock_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_FairValueOfNetAssetsOfTheAcquireAsAPercentageOfAssetsInTheTrustAccount_lbl0" xml:lang="en-US"> Fair value of net assets of the acquire as a percentage of assets in the trust account. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_FairValueOfNetAssetsOfTheAcquireAsAPercentageOfAssetsInTheTrustAccount" xlink:to="opal_FairValueOfNetAssetsOfTheAcquireAsAPercentageOfAssetsInTheTrustAccount_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_FinancingCostsWarrantLiabilities_lbl0" xml:lang="en-US"> Financing costs warrant liabilities. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_FinancingCostsWarrantLiabilities" xlink:to="opal_FinancingCostsWarrantLiabilities_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_FinancingCostsWarrantLiabilities1_lbl0" xml:lang="en-US"> Financing costs warrant liabilities. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_FinancingCostsWarrantLiabilities1" xlink:to="opal_FinancingCostsWarrantLiabilities1_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_ForfeitureOfClassBOrdinaryShareFromSponsor_lbl0" xml:lang="en-US"> Forfeiture of Class B ordinary shares from sponsor. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ForfeitureOfClassBOrdinaryShareFromSponsor" xlink:to="opal_ForfeitureOfClassBOrdinaryShareFromSponsor_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_ForfeitureOfClassBOrdinarySharesFromSponsor_lbl0" xml:lang="en-US"> Forfeiture of Class B ordinary shares from sponsor. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ForfeitureOfClassBOrdinarySharesFromSponsor" xlink:to="opal_ForfeitureOfClassBOrdinarySharesFromSponsor_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_ForfeitureOfClassBOrdinarySharesFromSponsorinShares_lbl0" xml:lang="en-US"> Forfeiture of Class B ordinary shares from Sponsor shares. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ForfeitureOfClassBOrdinarySharesFromSponsorinShares" xlink:to="opal_ForfeitureOfClassBOrdinarySharesFromSponsorinShares_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_GainOnSettlementOfDeferredUnderwritingFees_lbl0" xml:lang="en-US"> Gain on settlement of deferred underwriting fees. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_GainOnSettlementOfDeferredUnderwritingFees" xlink:to="opal_GainOnSettlementOfDeferredUnderwritingFees_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_GainOnSettlementOfUnderwritingFees_lbl0" xml:lang="en-US"> Gain on settlement of underwriting fees. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_GainOnSettlementOfUnderwritingFees" xlink:to="opal_GainOnSettlementOfUnderwritingFees_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_GeneralAndAdministrativeExpensesPaidByRelatedPartyInExchangeForIssuanceOfClassBO_lbl0" xml:lang="en-US"> General and administrative expenses paid by related party in exchange of Class B ordinary shares. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_GeneralAndAdministrativeExpensesPaidByRelatedPartyInExchangeForIssuanceOfClassBO" xlink:to="opal_GeneralAndAdministrativeExpensesPaidByRelatedPartyInExchangeForIssuanceOfClassBO_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_GeneralAndAdministrativeExpensesPaidByRelatedPartyUnderPromissoryNote_lbl0" xml:lang="en-US"> General and administrative expenses paid by related party under promissory note. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_GeneralAndAdministrativeExpensesPaidByRelatedPartyUnderPromissoryNote" xlink:to="opal_GeneralAndAdministrativeExpensesPaidByRelatedPartyUnderPromissoryNote_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_InitialPublicOfferingTextBlock_lbl0" xml:lang="en-US"> Disclosure of initial public offering. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_InitialPublicOfferingTextBlock" xlink:to="opal_InitialPublicOfferingTextBlock_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_InterestToPayDissolutionExpense_lbl0" xml:lang="en-US"> Interest to pay dissolution expense. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_InterestToPayDissolutionExpense" xlink:to="opal_InterestToPayDissolutionExpense_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_IssuanceOfClassBOrdinarySharesToSponsor_lbl0" xml:lang="en-US"> The amount of issuance of Class B ordinary shares to sponsor. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_IssuanceOfClassBOrdinarySharesToSponsor" xlink:to="opal_IssuanceOfClassBOrdinarySharesToSponsor_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_IssuanceOfClassBOrdinarySharesToSponsors_lbl0" xml:lang="en-US"> Issuance of class B ordinary shares to sponsor. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_IssuanceOfClassBOrdinarySharesToSponsors" xlink:to="opal_IssuanceOfClassBOrdinarySharesToSponsors_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_NetGainOnInvestmentsHeldInTrustAccount_lbl0" xml:lang="en-US"> Net gain on investments held in trust account. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NetGainOnInvestmentsHeldInTrustAccount" xlink:to="opal_NetGainOnInvestmentsHeldInTrustAccount_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_NetWorkingCapital_lbl0" xml:lang="en-US"> Net working capital. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NetWorkingCapital" xlink:to="opal_NetWorkingCapital_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_NumberOfBusinessDaysAfterTheClosingOfBusinessCombinationMadeEffortsForSecRegistrationStatement_lbl0" xml:lang="en-US"> Number of business days after the closing of business combination made efforts for SEC registration statement. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NumberOfBusinessDaysAfterTheClosingOfBusinessCombinationMadeEffortsForSecRegistrationStatement" xlink:to="opal_NumberOfBusinessDaysAfterTheClosingOfBusinessCombinationMadeEffortsForSecRegistrationStatement_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_NumberOfCommonStockSharesSubjectToForfeiture_lbl0" xml:lang="en-US"> Number of common stock shares subject to forfeiture. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NumberOfCommonStockSharesSubjectToForfeiture" xlink:to="opal_NumberOfCommonStockSharesSubjectToForfeiture_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_NumberOfConsecutiveTradingDaysToDetermineCallOfWarrantRedemption_lbl0" xml:lang="en-US"> Number of consecutive trading days to determine call of warrant redemption. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NumberOfConsecutiveTradingDaysToDetermineCallOfWarrantRedemption" xlink:to="opal_NumberOfConsecutiveTradingDaysToDetermineCallOfWarrantRedemption_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_NumberOfDaysFromWhichWarrantsBecomeExercisableAfterTheCompletionOfBusinessCombination_lbl0" xml:lang="en-US"> Number of days from which warrants become exercisable after the completion of business combination. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NumberOfDaysFromWhichWarrantsBecomeExercisableAfterTheCompletionOfBusinessCombination" xlink:to="opal_NumberOfDaysFromWhichWarrantsBecomeExercisableAfterTheCompletionOfBusinessCombination_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_NumberOfDaysFromWhichWarrantsWillNotBeTransferableOrSaleable_lbl0" xml:lang="en-US"> Number of days from which warrants will not be transferable or saleable . </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NumberOfDaysFromWhichWarrantsWillNotBeTransferableOrSaleable" xlink:to="opal_NumberOfDaysFromWhichWarrantsWillNotBeTransferableOrSaleable_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_NumberOfTradingDays_lbl0" xml:lang="en-US"> Number of trading days. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NumberOfTradingDays" xlink:to="opal_NumberOfTradingDays_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_NumberOfTradingDaysToDetermineCallOfWarrantRedemption_lbl0" xml:lang="en-US"> Number of trading days to determine call of warrant redemption. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NumberOfTradingDaysToDetermineCallOfWarrantRedemption" xlink:to="opal_NumberOfTradingDaysToDetermineCallOfWarrantRedemption_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_NumberOfWarrantsWillNotExercisableDuringRedemptionPeriodPricePerWarrant_lbl0" xml:lang="en-US"> Number of warrants will not exercisable during redemption period price per warrant. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NumberOfWarrantsWillNotExercisableDuringRedemptionPeriodPricePerWarrant" xlink:to="opal_NumberOfWarrantsWillNotExercisableDuringRedemptionPeriodPricePerWarrant_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_OfferingCostsAssociatedWithInitialPublicOfferingPolicyTextBlock_lbl0" xml:lang="en-US"> Disclosure of accounting policy for offering costs associated with initial public offering. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_OfferingCostsAssociatedWithInitialPublicOfferingPolicyTextBlock" xlink:to="opal_OfferingCostsAssociatedWithInitialPublicOfferingPolicyTextBlock_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_OfferingCostsIncludedInAccountsPayable_lbl0" xml:lang="en-US"> Offering costs included in accounts payable. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_OfferingCostsIncludedInAccountsPayable" xlink:to="opal_OfferingCostsIncludedInAccountsPayable_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_OfferingCostsIncludedInAccruedExpenses_lbl0" xml:lang="en-US"> Offering costs included in accrued expenses. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_OfferingCostsIncludedInAccruedExpenses" xlink:to="opal_OfferingCostsIncludedInAccruedExpenses_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_OfferingCostsPaidByRelatedPartyUnderPromissoryNote_lbl0" xml:lang="en-US"> Offering costs paid by related party under promissory note. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_OfferingCostsPaidByRelatedPartyUnderPromissoryNote" xlink:to="opal_OfferingCostsPaidByRelatedPartyUnderPromissoryNote_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_OperatingBankAccount_lbl0" xml:lang="en-US"> Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_OperatingBankAccount" xlink:to="opal_OperatingBankAccount_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_OptionGrantToUnderwritersToPurchaseAdditionalUnits_lbl0" xml:lang="en-US"> Option grant to underwriters to purchase additional units. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_OptionGrantToUnderwritersToPurchaseAdditionalUnits" xlink:to="opal_OptionGrantToUnderwritersToPurchaseAdditionalUnits_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_OrdinarySharesSubjectToPossibleRedemption_lbl0" xml:lang="en-US"> Ordinary shares subject to possible redemption. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_OrdinarySharesSubjectToPossibleRedemption" xlink:to="opal_OrdinarySharesSubjectToPossibleRedemption_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_PercentOfFounderSharesToCompanysIssuedAndOutstandingShares_lbl0" xml:lang="en-US"> Percent of founder shares to company's issued and outstanding shares. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_PercentOfFounderSharesToCompanysIssuedAndOutstandingShares" xlink:to="opal_PercentOfFounderSharesToCompanysIssuedAndOutstandingShares_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_PercentageOfEquityProceedsFromBusinessCombinationAsAPercentageOfTotalProceeds_lbl0" xml:lang="en-US"> Percentage of equity proceeds from business combination as a percentage of total proceeds. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_PercentageOfEquityProceedsFromBusinessCombinationAsAPercentageOfTotalProceeds" xlink:to="opal_PercentageOfEquityProceedsFromBusinessCombinationAsAPercentageOfTotalProceeds_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_PercentageOfSharesEligibleToBeTransferredWithoutAnyRestriction_lbl0" xml:lang="en-US"> Percentage of shares eligible to be transferred without any restriction. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_PercentageOfSharesEligibleToBeTransferredWithoutAnyRestriction" xlink:to="opal_PercentageOfSharesEligibleToBeTransferredWithoutAnyRestriction_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_PrivatePlacementTextBlock_lbl0" xml:lang="en-US"> Disclosure of private placement. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_PrivatePlacementTextBlock" xlink:to="opal_PrivatePlacementTextBlock_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_RedemptionOfWarrantsWhenThePricePerClassAOrdinaryShareEquals_lbl0" xml:lang="en-US"> Redemption of warrants when the price per Class A ordinary share equals. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_RedemptionOfWarrantsWhenThePricePerClassAOrdinaryShareEquals" xlink:to="opal_RedemptionOfWarrantsWhenThePricePerClassAOrdinaryShareEquals_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_RedemptionTriggerPriceAsAPercentageOfNewlyIssuedPrice_lbl0" xml:lang="en-US"> Redemption trigger price as a percentage of newly issued price . </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_RedemptionTriggerPriceAsAPercentageOfNewlyIssuedPrice" xlink:to="opal_RedemptionTriggerPriceAsAPercentageOfNewlyIssuedPrice_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_ScheduleOfReconciliationOfOrdinarySharesSubjectToPossibleRedemptionReflectedInBalanceSheetTableTextBlock_lbl0" xml:lang="en-US"> Schedule of reconciliation of ordinary shares subject to possible redemption reflected in balance sheet. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ScheduleOfReconciliationOfOrdinarySharesSubjectToPossibleRedemptionReflectedInBalanceSheetTableTextBlock" xlink:to="opal_ScheduleOfReconciliationOfOrdinarySharesSubjectToPossibleRedemptionReflectedInBalanceSheetTableTextBlock_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_ShareTransferTriggerPricePerShare_lbl0" xml:lang="en-US"> Share transfer, trigger price per share. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ShareTransferTriggerPricePerShare" xlink:to="opal_ShareTransferTriggerPricePerShare_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_SharesPrice_lbl0" xml:lang="en-US"> Price of a single share of a number of saleable stocks of a company. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_SharesPrice" xlink:to="opal_SharesPrice_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_SharesTransferredToRelatedParty_lbl0" xml:lang="en-US"> Shares transferred to related party. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_SharesTransferredToRelatedParty" xlink:to="opal_SharesTransferredToRelatedParty_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_StockIssuedDuringPeriodShareNewIssues_lbl0" xml:lang="en-US"> Number of new stock issued during the period. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_StockIssuedDuringPeriodShareNewIssues" xlink:to="opal_StockIssuedDuringPeriodShareNewIssues_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_ThresholdOptionPeriodForExpirationOfRemainingOverallotmentOption_lbl0" xml:lang="en-US"> Threshold option period for expiration of remaining overallotment option. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ThresholdOptionPeriodForExpirationOfRemainingOverallotmentOption" xlink:to="opal_ThresholdOptionPeriodForExpirationOfRemainingOverallotmentOption_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_TrustAccountPerShare_lbl0" xml:lang="en-US"> Amount of trust account per share. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_TrustAccountPerShare" xlink:to="opal_TrustAccountPerShare_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_UnderwriterFees_lbl0" xml:lang="en-US"> Underwriter fees. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_UnderwriterFees" xlink:to="opal_UnderwriterFees_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_UnderwritingDiscountPerUnit_lbl0" xml:lang="en-US"> Underwriting discount per unit. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_UnderwritingDiscountPerUnit" xlink:to="opal_UnderwritingDiscountPerUnit_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_UsGovernmentSecuritiesMaturityTerms_lbl0" xml:lang="en-US"> US Government Securities Maturity Terms. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_UsGovernmentSecuritiesMaturityTerms" xlink:to="opal_UsGovernmentSecuritiesMaturityTerms_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_VolumeWeightedAveragePricePerShare_lbl0" xml:lang="en-US"> Volume weighted average price per share. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_VolumeWeightedAveragePricePerShare" xlink:to="opal_VolumeWeightedAveragePricePerShare_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_SharePriceRangeAxis_lbl0" xml:lang="en-US"> Share Price Range . </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_SharePriceRangeAxis" xlink:to="opal_SharePriceRangeAxis_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_TriggerEventAxis_lbl0" xml:lang="en-US"> Trigger Event . </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_TriggerEventAxis" xlink:to="opal_TriggerEventAxis_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_WarrantRedemptionTriggerPriceAxis_lbl0" xml:lang="en-US"> Warrant Redemption Trigger Price . </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_WarrantRedemptionTriggerPriceAxis" xlink:to="opal_WarrantRedemptionTriggerPriceAxis_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_EventTriggeringWarrantRedemptionMember_lbl0" xml:lang="en-US"> Event Triggering Warrant Redemption . </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_EventTriggeringWarrantRedemptionMember" xlink:to="opal_EventTriggeringWarrantRedemptionMember_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_PublicWarrantsMember_lbl2" xml:lang="en-US"> Public Warrants . </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_PublicWarrantsMember" xlink:to="opal_PublicWarrantsMember_lbl2"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_RelatedPartyLoanMember_lbl0" xml:lang="en-US"> Related party loan member. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_RelatedPartyLoanMember" xlink:to="opal_RelatedPartyLoanMember_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_SponsorMember_lbl1" xml:lang="en-US"> Sponsor member. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_SponsorMember" xlink:to="opal_SponsorMember_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_TriggerPriceOneMember_lbl0" xml:lang="en-US"> Trigger Price One . </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_TriggerPriceOneMember" xlink:to="opal_TriggerPriceOneMember_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_TriggerPriceTwoMember_lbl0" xml:lang="en-US"> Trigger Price Two . </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_TriggerPriceTwoMember" xlink:to="opal_TriggerPriceTwoMember_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_UnderwritingAgreementMember_lbl0" xml:lang="en-US"> Underwriting agreement. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_UnderwritingAgreementMember" xlink:to="opal_UnderwritingAgreementMember_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="opal_WorkingCapitalLoanMember_lbl0" xml:lang="en-US"> Working capital loan member. </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_WorkingCapitalLoanMember" xlink:to="opal_WorkingCapitalLoanMember_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_AmendmentDescription_lbl0" xml:lang="en-US"> Amendment Description </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_AmendmentDescription" xlink:to="dei_AmendmentDescription_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherNonoperatingIncomeExpense_lbl0" xml:lang="en-US"> Other Nonoperating Income (Expense) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherNonoperatingIncomeExpense" xlink:to="us-gaap_OtherNonoperatingIncomeExpense_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InvestmentPolicyTextBlock_lbl0" xml:lang="en-US"> Investment, Policy [Policy Text Block] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InvestmentPolicyTextBlock" xlink:to="us-gaap_InvestmentPolicyTextBlock_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_TriggerPriceOneMember_lbl1" xml:lang="en-US"> Trigger Price One Member </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_TriggerPriceOneMember" xlink:to="opal_TriggerPriceOneMember_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts_lbl0" xml:lang="en-US"> Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts" xlink:to="us-gaap_AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl0" xml:lang="en-US"> Net Cash Provided by (Used in) Operating Activities [Abstract] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_NewOpalClassBCommonStockMember_lbl0" xml:lang="en-US"> New Opal Class BCommon Stock Member </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NewOpalClassBCommonStockMember" xlink:to="opal_NewOpalClassBCommonStockMember_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntitySmallBusiness_lbl0" xml:lang="en-US"> Entity Small Business </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntitySmallBusiness" xlink:to="dei_EntitySmallBusiness_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AssetsAbstract_lbl1" xml:lang="en-US"> Assets [Abstract] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetsAbstract" xlink:to="us-gaap_AssetsAbstract_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_FinancingCostsWarrantLiabilities1_lbl1" xml:lang="en-US"> Financing Costs Warrant Liabilities1 </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_FinancingCostsWarrantLiabilities1" xlink:to="opal_FinancingCostsWarrantLiabilities1_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SharesIssuedPricePerShare_lbl1" xml:lang="en-US"> Shares Issued, Price Per Share </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharesIssuedPricePerShare" xlink:to="us-gaap_SharesIssuedPricePerShare_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_TriggerEventAxis_lbl1" xml:lang="en-US"> Trigger Event Axis </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_TriggerEventAxis" xlink:to="opal_TriggerEventAxis_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_lbl0" xml:lang="en-US"> Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_lbl0" xml:lang="en-US"> Net Cash Provided by (Used in) Financing Activities [Abstract] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:to="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TemporaryEquityCarryingAmountAttributableToParent_lbl2" xml:lang="en-US"> Temporary Equity, Carrying Amount, Attributable to Parent </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TemporaryEquityCarryingAmountAttributableToParent" xlink:to="us-gaap_TemporaryEquityCarryingAmountAttributableToParent_lbl2"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl0" xml:lang="en-US"> Weighted Average Number of Shares Outstanding, Basic </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:to="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_WarrantsAndRightsOutstanding_lbl0" xml:lang="en-US"> Warrants and Rights Outstanding </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WarrantsAndRightsOutstanding" xlink:to="us-gaap_WarrantsAndRightsOutstanding_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InvestmentSoldNotYetPurchasedBalanceShares_lbl0" xml:lang="en-US"> Investment Sold, Not yet Purchased, Balance, Shares </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InvestmentSoldNotYetPurchasedBalanceShares" xlink:to="us-gaap_InvestmentSoldNotYetPurchasedBalanceShares_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_PublicWarrantsMember_lbl3" xml:lang="en-US"> Public Warrants Member </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_PublicWarrantsMember" xlink:to="opal_PublicWarrantsMember_lbl3"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockholdersEquityAbstract_lbl0" xml:lang="en-US"> Stockholders' Equity Attributable to Parent [Abstract] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquityAbstract" xlink:to="us-gaap_StockholdersEquityAbstract_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_RelatedPartyLoanMember_lbl1" xml:lang="en-US"> Related Party Loan Member </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_RelatedPartyLoanMember" xlink:to="opal_RelatedPartyLoanMember_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockholdersEquityNoteDisclosureTextBlock_lbl0" xml:lang="en-US"> Stockholders' Equity Note Disclosure [Text Block] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquityNoteDisclosureTextBlock" xlink:to="us-gaap_StockholdersEquityNoteDisclosureTextBlock_lbl0"/>
<loc xlink:type="locator" xlink:label="opal_ScheduleOfFairValueOfTheDerivativeWarrantLiabilitiesAbstract" xlink:href="opal-20220630.xsd#opal_ScheduleOfFairValueOfTheDerivativeWarrantLiabilitiesAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_ScheduleOfFairValueOfTheDerivativeWarrantLiabilitiesAbstract_lbl" xml:lang="en-US"> Schedule Of Fair Value Of The Derivative Warrant Liabilities Abstract </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ScheduleOfFairValueOfTheDerivativeWarrantLiabilitiesAbstract" xlink:to="opal_ScheduleOfFairValueOfTheDerivativeWarrantLiabilitiesAbstract_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PrepaidExpenseCurrent_lbl0" xml:lang="en-US"> Prepaid Expense, Current </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PrepaidExpenseCurrent" xlink:to="us-gaap_PrepaidExpenseCurrent_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtConversionOriginalDebtAmount1_lbl0" xml:lang="en-US"> Debt Conversion, Original Debt, Amount </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtConversionOriginalDebtAmount1" xlink:to="us-gaap_DebtConversionOriginalDebtAmount1_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl0" xml:lang="en-US"> Cash and Cash Equivalents, at Carrying Value </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:to="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PreferredStockSharesAuthorized_lbl1" xml:lang="en-US"> Preferred Stock, Shares Authorized </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockSharesAuthorized" xlink:to="us-gaap_PreferredStockSharesAuthorized_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxAssetsGross_lbl0" xml:lang="en-US"> Deferred Tax Assets, Gross </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsGross" xlink:to="us-gaap_DeferredTaxAssetsGross_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayable_lbl0" xml:lang="en-US"> Increase (Decrease) in Accounts Payable </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInAccountsPayable" xlink:to="us-gaap_IncreaseDecreaseInAccountsPayable_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_BasicAndDilutedNetLossPerOrdinaryShareAbstract0_lbl0" xml:lang="en-US"> Basic And Diluted Net Loss Per Ordinary Share Abstract0 </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_BasicAndDilutedNetLossPerOrdinaryShareAbstract0" xlink:to="opal_BasicAndDilutedNetLossPerOrdinaryShareAbstract0_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensationForfeited_lbl1" xml:lang="en-US"> Shares Issued, Shares, Share-Based Payment Arrangement, Forfeited </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensationForfeited" xlink:to="us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensationForfeited_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_ClassOfWarrantsOrRightsRedemptionTriggerPrice_lbl1" xml:lang="en-US"> Class Of Warrants Or Rights Redemption Trigger Price </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ClassOfWarrantsOrRightsRedemptionTriggerPrice" xlink:to="opal_ClassOfWarrantsOrRightsRedemptionTriggerPrice_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl0" xml:lang="en-US"> Net Cash Provided by (Used in) Investing Activities </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:to="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl0"/>
<loc xlink:type="locator" xlink:label="opal_InitialPublicOfferingAbstract" xlink:href="opal-20220630.xsd#opal_InitialPublicOfferingAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_InitialPublicOfferingAbstract_lbl" xml:lang="en-US"> Initial Public Offering Abstract </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_InitialPublicOfferingAbstract" xlink:to="opal_InitialPublicOfferingAbstract_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EarningsPerShareDiluted_lbl0" xml:lang="en-US"> Earnings Per Share, Diluted </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EarningsPerShareDiluted" xlink:to="us-gaap_EarningsPerShareDiluted_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockIssuedDuringPeriodSharesNewIssues_lbl2" xml:lang="en-US"> Stock Issued During Period, Shares, New Issues </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesNewIssues" xlink:to="us-gaap_StockIssuedDuringPeriodSharesNewIssues_lbl2"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtConversionConvertedInstrumentSharesIssued1_lbl0" xml:lang="en-US"> Debt Conversion, Converted Instrument, Shares Issued </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtConversionConvertedInstrumentSharesIssued1" xlink:to="us-gaap_DebtConversionConvertedInstrumentSharesIssued1_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherAssetsNoncurrent_lbl0" xml:lang="en-US"> Other Assets, Noncurrent </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherAssetsNoncurrent" xlink:to="us-gaap_OtherAssetsNoncurrent_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RetainedEarningsMember_lbl0" xml:lang="en-US"> Retained Earnings [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RetainedEarningsMember" xlink:to="us-gaap_RetainedEarningsMember_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_DeferredUnderwritingCommission_lbl1" xml:lang="en-US"> Deferred Underwriting Commission </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DeferredUnderwritingCommission" xlink:to="opal_DeferredUnderwritingCommission_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PreferredStockSharesIssued_lbl0" xml:lang="en-US"> Preferred Stock, Shares Issued </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockSharesIssued" xlink:to="us-gaap_PreferredStockSharesIssued_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_WarrantRedemptionTriggerPriceAxis_lbl1" xml:lang="en-US"> Warrant Redemption Trigger Price Axis </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_WarrantRedemptionTriggerPriceAxis" xlink:to="opal_WarrantRedemptionTriggerPriceAxis_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueDisclosuresTextBlock_lbl0" xml:lang="en-US"> Fair Value Disclosures [Text Block] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueDisclosuresTextBlock" xlink:to="us-gaap_FairValueDisclosuresTextBlock_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl0" xml:lang="en-US"> Net Cash Provided by (Used in) Investing Activities [Abstract] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:to="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_DenominatorAbstract_lbl0" xml:lang="en-US"> Denominator Abstract </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DenominatorAbstract" xlink:to="opal_DenominatorAbstract_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_ClassOfWarrantOrRightIssuedDuringPeriodShares_lbl1" xml:lang="en-US"> Class Of Warrant Or Right Issued During Period Shares </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ClassOfWarrantOrRightIssuedDuringPeriodShares" xlink:to="opal_ClassOfWarrantOrRightIssuedDuringPeriodShares_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_DenominatorAbstract1_lbl0" xml:lang="en-US"> Denominator Abstract1 </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DenominatorAbstract1" xlink:to="opal_DenominatorAbstract1_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SignificantAccountingPoliciesTextBlock_lbl0" xml:lang="en-US"> Significant Accounting Policies [Text Block] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SignificantAccountingPoliciesTextBlock" xlink:to="us-gaap_SignificantAccountingPoliciesTextBlock_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RelatedPartyTransactionAmountsOfTransaction_lbl0" xml:lang="en-US"> Related Party Transaction, Amounts of Transaction </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyTransactionAmountsOfTransaction" xlink:to="us-gaap_RelatedPartyTransactionAmountsOfTransaction_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityIncorporationStateCountryCode_lbl0" xml:lang="en-US"> Entity Incorporation, State or Country Code </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityIncorporationStateCountryCode" xlink:to="dei_EntityIncorporationStateCountryCode_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_DenominatorAbstract0_lbl0" xml:lang="en-US"> Denominator Abstract0 </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DenominatorAbstract0" xlink:to="opal_DenominatorAbstract0_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent_lbl0" xml:lang="en-US"> Share-Based Compensation Arrangement by Share-Based Payment Award, Purchase Price of Common Stock, Percent </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl1" xml:lang="en-US"> Common Stock, Shares, Outstanding </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockSharesOutstanding" xlink:to="us-gaap_CommonStockSharesOutstanding_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ExcessStockSharesOutstanding_lbl0" xml:lang="en-US"> Excess Stock, Shares Outstanding </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ExcessStockSharesOutstanding" xlink:to="us-gaap_ExcessStockSharesOutstanding_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_GainOnSettlementOfUnderwritingFees_lbl1" xml:lang="en-US"> Gain On Settlement Of Underwriting Fees </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_GainOnSettlementOfUnderwritingFees" xlink:to="opal_GainOnSettlementOfUnderwritingFees_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_InitialPublicOfferingTextBlock_lbl1" xml:lang="en-US"> Initial Public Offering Text Block </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_InitialPublicOfferingTextBlock" xlink:to="opal_InitialPublicOfferingTextBlock_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_FirstEarnoutTriggeringEventCalendar2023Member_lbl0" xml:lang="en-US"> First Earnout Triggering Event Calendar2023 Member </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_FirstEarnoutTriggeringEventCalendar2023Member" xlink:to="opal_FirstEarnoutTriggeringEventCalendar2023Member_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ConcentrationRiskCreditRisk_lbl0" xml:lang="en-US"> Concentration Risk, Credit Risk, Policy [Policy Text Block] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConcentrationRiskCreditRisk" xlink:to="us-gaap_ConcentrationRiskCreditRisk_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AdditionalPaidInCapitalMember_lbl0" xml:lang="en-US"> Additional Paid-in Capital [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdditionalPaidInCapitalMember" xlink:to="us-gaap_AdditionalPaidInCapitalMember_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BusinessAcquisitionPreacquisitionContingencyAmountOfSettlement_lbl0" xml:lang="en-US"> Business Acquisition, Preacquisition Contingency, Amount of Settlement </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionPreacquisitionContingencyAmountOfSettlement" xlink:to="us-gaap_BusinessAcquisitionPreacquisitionContingencyAmountOfSettlement_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisChangeInUnrealizedGainLoss_lbl0" xml:lang="en-US"> Fair Value, Net Derivative Asset (Liability), Recurring Basis, Still Held, Unrealized Gain (Loss) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisChangeInUnrealizedGainLoss" xlink:to="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisChangeInUnrealizedGainLoss_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_DeferredUnderwritingsCommission_lbl1" xml:lang="en-US"> Deferred Underwritings Commission </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DeferredUnderwritingsCommission" xlink:to="opal_DeferredUnderwritingsCommission_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_PercentageOfEquityProceedsFromBusinessCombinationAsAPercentageOfTotalProceeds_lbl1" xml:lang="en-US"> Percentage Of Equity Proceeds From Business Combination As APercentage Of Total Proceeds </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_PercentageOfEquityProceedsFromBusinessCombinationAsAPercentageOfTotalProceeds" xlink:to="opal_PercentageOfEquityProceedsFromBusinessCombinationAsAPercentageOfTotalProceeds_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_LessAbstract_lbl0" xml:lang="en-US"> Less Abstract </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_LessAbstract" xlink:to="opal_LessAbstract_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PreferredStockSharesOutstanding_lbl0" xml:lang="en-US"> Preferred Stock, Shares Outstanding </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockSharesOutstanding" xlink:to="us-gaap_PreferredStockSharesOutstanding_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueInputsLevel2Member_lbl1" xml:lang="en-US"> Fair Value, Inputs, Level 2 [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueInputsLevel2Member" xlink:to="us-gaap_FairValueInputsLevel2Member_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersOutOfLevel3_lbl0" xml:lang="en-US"> Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Transfers out of Level 3 </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersOutOfLevel3" xlink:to="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersOutOfLevel3_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeTaxPolicyTextBlock_lbl0" xml:lang="en-US"> Income Tax, Policy [Policy Text Block] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxPolicyTextBlock" xlink:to="us-gaap_IncomeTaxPolicyTextBlock_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_NumberOfWarrantsWillNotExercisableDuringRedemptionPeriodPricePerWarrant_lbl1" xml:lang="en-US"> Number Of Warrants Will Not Exercisable During Redemption Period Price Per Warrant </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NumberOfWarrantsWillNotExercisableDuringRedemptionPeriodPricePerWarrant" xlink:to="opal_NumberOfWarrantsWillNotExercisableDuringRedemptionPeriodPricePerWarrant_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock_lbl0" xml:lang="en-US"> Fair Value Measurement Inputs and Valuation Techniques [Table Text Block] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock" xlink:to="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_lbl0" xml:lang="en-US"> Increase (Decrease) in Operating Capital [Abstract] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:to="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_DeferredUnderwritingCommissions_lbl1" xml:lang="en-US"> Deferred Underwriting Commissions </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DeferredUnderwritingCommissions" xlink:to="opal_DeferredUnderwritingCommissions_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SharesIssued_lbl1" xml:lang="en-US"> Shares, Issued </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharesIssued" xlink:to="us-gaap_SharesIssued_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_VolumeWeightedAveragePricePerShare_lbl1" xml:lang="en-US"> Volume Weighted Average Price Per Share </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_VolumeWeightedAveragePricePerShare" xlink:to="opal_VolumeWeightedAveragePricePerShare_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl0" xml:lang="en-US"> Retained Earnings (Accumulated Deficit) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RetainedEarningsAccumulatedDeficit" xlink:to="us-gaap_RetainedEarningsAccumulatedDeficit_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_lbl0" xml:lang="en-US"> Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Term </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_OfferingCostsIncludedInAccruedExpenses_lbl1" xml:lang="en-US"> Offering Costs Included In Accrued Expenses </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_OfferingCostsIncludedInAccruedExpenses" xlink:to="opal_OfferingCostsIncludedInAccruedExpenses_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_NewOpalClassDCommonStockMember_lbl0" xml:lang="en-US"> New Opal Class DCommon Stock Member </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NewOpalClassDCommonStockMember" xlink:to="opal_NewOpalClassDCommonStockMember_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_RedemptionOfWarrantsWhenThePricePerClassAOrdinaryShareEquals_lbl1" xml:lang="en-US"> Redemption Of Warrants When The Price Per Class AOrdinary Share Equals </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_RedemptionOfWarrantsWhenThePricePerClassAOrdinaryShareEquals" xlink:to="opal_RedemptionOfWarrantsWhenThePricePerClassAOrdinaryShareEquals_lbl1"/>
<loc xlink:type="locator" xlink:label="opal_DerivativeWarrantLiabilitiesAbstract" xlink:href="opal-20220630.xsd#opal_DerivativeWarrantLiabilitiesAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_DerivativeWarrantLiabilitiesAbstract_lbl" xml:lang="en-US"> Derivative Warrant Liabilities Abstract </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DerivativeWarrantLiabilitiesAbstract" xlink:to="opal_DerivativeWarrantLiabilitiesAbstract_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LiabilitiesAbstract_lbl0" xml:lang="en-US"> Liabilities [Abstract] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesAbstract" xlink:to="us-gaap_LiabilitiesAbstract_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_OtherIncomeExpenseAbstract_lbl0" xml:lang="en-US"> Other Income Expense Abstract </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_OtherIncomeExpenseAbstract" xlink:to="opal_OtherIncomeExpenseAbstract_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_lbl0" xml:lang="en-US"> Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract" xlink:to="us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_FirstEarnoutTriggeringEventCalendar2024Member_lbl0" xml:lang="en-US"> First Earnout Triggering Event Calendar2024 Member </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_FirstEarnoutTriggeringEventCalendar2024Member" xlink:to="opal_FirstEarnoutTriggeringEventCalendar2024Member_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_OptionGrantToUnderwritersToPurchaseAdditionalUnits_lbl1" xml:lang="en-US"> Option Grant To Underwriters To Purchase Additional Units </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_OptionGrantToUnderwritersToPurchaseAdditionalUnits" xlink:to="opal_OptionGrantToUnderwritersToPurchaseAdditionalUnits_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_PlusAbstract0_lbl0" xml:lang="en-US"> Plus Abstract0 </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_PlusAbstract0" xlink:to="opal_PlusAbstract0_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PaymentsOfStockIssuanceCosts_lbl0" xml:lang="en-US"> Payments of Stock Issuance Costs </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsOfStockIssuanceCosts" xlink:to="us-gaap_PaymentsOfStockIssuanceCosts_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TemporaryEquitySharesOutstanding_lbl1" xml:lang="en-US"> Temporary Equity, Shares Outstanding </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TemporaryEquitySharesOutstanding" xlink:to="us-gaap_TemporaryEquitySharesOutstanding_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromRelatedPartyDebt_lbl0" xml:lang="en-US"> Proceeds from Related Party Debt </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromRelatedPartyDebt" xlink:to="us-gaap_ProceedsFromRelatedPartyDebt_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_DeferredUnderWrittingComission_lbl1" xml:lang="en-US"> Deferred Under Writting Comission </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DeferredUnderWrittingComission" xlink:to="opal_DeferredUnderWrittingComission_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_NetWorkingCapital_lbl1" xml:lang="en-US"> Net Working Capital </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NetWorkingCapital" xlink:to="opal_NetWorkingCapital_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_NumberOfBusinessDaysAfterTheClosingOfBusinessCombinationMadeEffortsForSecRegistrationStatement_lbl1" xml:lang="en-US"> Number Of Business Days After The Closing Of Business Combination Made Efforts For Sec Registration Statement </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NumberOfBusinessDaysAfterTheClosingOfBusinessCombinationMadeEffortsForSecRegistrationStatement" xlink:to="opal_NumberOfBusinessDaysAfterTheClosingOfBusinessCombinationMadeEffortsForSecRegistrationStatement_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockIssuedDuringPeriodSharesPurchaseOfAssets_lbl1" xml:lang="en-US"> Stock Issued During Period, Shares, Purchase of Assets </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesPurchaseOfAssets" xlink:to="us-gaap_StockIssuedDuringPeriodSharesPurchaseOfAssets_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ConvertibleDebt_lbl0" xml:lang="en-US"> Convertible Debt </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConvertibleDebt" xlink:to="us-gaap_ConvertibleDebt_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CashAcquiredInExcessOfPaymentsToAcquireBusiness_lbl0" xml:lang="en-US"> Cash Acquired in Excess of Payments to Acquire Business </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashAcquiredInExcessOfPaymentsToAcquireBusiness" xlink:to="us-gaap_CashAcquiredInExcessOfPaymentsToAcquireBusiness_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AssetsHeldInTrust_lbl1" xml:lang="en-US"> Assets Held-in-trust </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetsHeldInTrust" xlink:to="us-gaap_AssetsHeldInTrust_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OverAllotmentOptionMember_lbl0" xml:lang="en-US"> Over-Allotment Option [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OverAllotmentOptionMember" xlink:to="us-gaap_OverAllotmentOptionMember_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_ClassAOrdinarySharesSubjectToPossibleRedemptionDisclosureTextBlock_lbl1" xml:lang="en-US"> Class AOrdinary Shares Subject To Possible Redemption Disclosure Text Block </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ClassAOrdinarySharesSubjectToPossibleRedemptionDisclosureTextBlock" xlink:to="opal_ClassAOrdinarySharesSubjectToPossibleRedemptionDisclosureTextBlock_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_EarningsBeforeInterestTaxesDepreciationAndAmortization_lbl1" xml:lang="en-US"> Earnings Before Interest Taxes Depreciation And Amortization </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_EarningsBeforeInterestTaxesDepreciationAndAmortization" xlink:to="opal_EarningsBeforeInterestTaxesDepreciationAndAmortization_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CashAndCashEquivalentsPolicyTextBlock_lbl0" xml:lang="en-US"> Cash and Cash Equivalents, Policy [Policy Text Block] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashAndCashEquivalentsPolicyTextBlock" xlink:to="us-gaap_CashAndCashEquivalentsPolicyTextBlock_lbl0"/>
<loc xlink:type="locator" xlink:label="us-gaap_FairValueDisclosuresAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueDisclosuresAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueDisclosuresAbstract_lbl" xml:lang="en-US"> Fair Value Disclosures [Abstract] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueDisclosuresAbstract" xlink:to="us-gaap_FairValueDisclosuresAbstract_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_NumberOfDaysFromWhichWarrantsBecomeExercisableAfterTheCompletionOfBusinessCombination_lbl1" xml:lang="en-US"> Number Of Days From Which Warrants Become Exercisable After The Completion Of Business Combination </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NumberOfDaysFromWhichWarrantsBecomeExercisableAfterTheCompletionOfBusinessCombination" xlink:to="opal_NumberOfDaysFromWhichWarrantsBecomeExercisableAfterTheCompletionOfBusinessCombination_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TemporaryEquityAggregateAmountOfRedemptionRequirement_lbl0" xml:lang="en-US"> Temporary Equity, Aggregate Amount of Redemption Requirement </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TemporaryEquityAggregateAmountOfRedemptionRequirement" xlink:to="us-gaap_TemporaryEquityAggregateAmountOfRedemptionRequirement_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueAdjustmentOfWarrants_lbl1" xml:lang="en-US"> Fair Value Adjustment of Warrants </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueAdjustmentOfWarrants" xlink:to="us-gaap_FairValueAdjustmentOfWarrants_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_UnlabeledAbstract_lbl0" xml:lang="en-US"> Unlabeled Abstract </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_UnlabeledAbstract" xlink:to="opal_UnlabeledAbstract_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_lbl0" xml:lang="en-US"> Line of Credit Facility, Maximum Borrowing Capacity </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity" xlink:to="us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_PromissoryNoteMember_lbl0" xml:lang="en-US"> Promissory Note Member </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_PromissoryNoteMember" xlink:to="opal_PromissoryNoteMember_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockSharesAuthorized_lbl2" xml:lang="en-US"> Common Stock, Shares Authorized </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockSharesAuthorized" xlink:to="us-gaap_CommonStockSharesAuthorized_lbl2"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_OfferingCostsIncludedInAccountsPayable_lbl1" xml:lang="en-US"> Offering Costs Included In Accounts Payable </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_OfferingCostsIncludedInAccountsPayable" xlink:to="opal_OfferingCostsIncludedInAccountsPayable_lbl1"/>
<loc xlink:type="locator" xlink:label="us-gaap_RelatedPartyTransactionsAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RelatedPartyTransactionsAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RelatedPartyTransactionsAbstract_lbl" xml:lang="en-US"> Related Party Transactions [Abstract] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyTransactionsAbstract" xlink:to="us-gaap_RelatedPartyTransactionsAbstract_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_WeightedAverageNumberOfSharesIssuedBasic_lbl0" xml:lang="en-US"> Weighted Average Number of Shares Issued, Basic </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WeightedAverageNumberOfSharesIssuedBasic" xlink:to="us-gaap_WeightedAverageNumberOfSharesIssuedBasic_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockIssuedDuringPeriodSharesOther_lbl0" xml:lang="en-US"> Stock Issued During Period, Shares, Other </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesOther" xlink:to="us-gaap_StockIssuedDuringPeriodSharesOther_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_GeneralAndAdministrativeExpensesPaidByRelatedPartyInExchangeForIssuanceOfClassBO_lbl1" xml:lang="en-US"> General And Administrative Expenses Paid By Related Party In Exchange For Issuance Of Class BO </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_GeneralAndAdministrativeExpensesPaidByRelatedPartyInExchangeForIssuanceOfClassBO" xlink:to="opal_GeneralAndAdministrativeExpensesPaidByRelatedPartyInExchangeForIssuanceOfClassBO_lbl1"/>
<loc xlink:type="locator" xlink:label="opal_ClassAOrdinarySharesSubjectToPossibleRedemptionDisclosureAbstract" xlink:href="opal-20220630.xsd#opal_ClassAOrdinarySharesSubjectToPossibleRedemptionDisclosureAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_ClassAOrdinarySharesSubjectToPossibleRedemptionDisclosureAbstract_lbl" xml:lang="en-US"> Class AOrdinary Shares Subject To Possible Redemption Disclosure Abstract </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ClassAOrdinarySharesSubjectToPossibleRedemptionDisclosureAbstract" xlink:to="opal_ClassAOrdinarySharesSubjectToPossibleRedemptionDisclosureAbstract_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PreferredStockVotingRights_lbl0" xml:lang="en-US"> Preferred Stock, Voting Rights </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockVotingRights" xlink:to="us-gaap_PreferredStockVotingRights_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_GainLossOnInvestments_lbl0" xml:lang="en-US"> Gain (Loss) on Investments </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GainLossOnInvestments" xlink:to="us-gaap_GainLossOnInvestments_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockholdersEquity_lbl0" xml:lang="en-US"> Stockholders' Equity Attributable to Parent </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquity" xlink:to="us-gaap_StockholdersEquity_lbl0"/>
<loc xlink:type="locator" xlink:label="opal_ScheduleOfClassAOrdinarySharesSubjectToPossibleRedemptionAbstract" xlink:href="opal-20220630.xsd#opal_ScheduleOfClassAOrdinarySharesSubjectToPossibleRedemptionAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_ScheduleOfClassAOrdinarySharesSubjectToPossibleRedemptionAbstract_lbl" xml:lang="en-US"> Schedule Of Class AOrdinary Shares Subject To Possible Redemption Abstract </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ScheduleOfClassAOrdinarySharesSubjectToPossibleRedemptionAbstract" xlink:to="opal_ScheduleOfClassAOrdinarySharesSubjectToPossibleRedemptionAbstract_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RelatedPartyTransactionsDisclosureTextBlock_lbl0" xml:lang="en-US"> Related Party Transactions Disclosure [Text Block] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyTransactionsDisclosureTextBlock" xlink:to="us-gaap_RelatedPartyTransactionsDisclosureTextBlock_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_BasicAndDilutedNetIncomePerOrdinaryShareAbstract_lbl0" xml:lang="en-US"> Basic And Diluted Net Income Per Ordinary Share Abstract </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_BasicAndDilutedNetIncomePerOrdinaryShareAbstract" xlink:to="opal_BasicAndDilutedNetIncomePerOrdinaryShareAbstract_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_PossibleRedemptionAbstract_lbl0" xml:lang="en-US"> Possible Redemption Abstract </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_PossibleRedemptionAbstract" xlink:to="opal_PossibleRedemptionAbstract_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_lbl1" xml:lang="en-US"> Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:to="us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ClassOfWarrantOrRightReasonForIssuingToNonemployees_lbl0" xml:lang="en-US"> Warrant or Right, Reason for Issuance, Description </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ClassOfWarrantOrRightReasonForIssuingToNonemployees" xlink:to="us-gaap_ClassOfWarrantOrRightReasonForIssuingToNonemployees_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_RedemptionTriggerPriceAsAPercentageOfNewlyIssuedPrice_lbl1" xml:lang="en-US"> Redemption Trigger Price As APercentage Of Newly Issued Price </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_RedemptionTriggerPriceAsAPercentageOfNewlyIssuedPrice" xlink:to="opal_RedemptionTriggerPriceAsAPercentageOfNewlyIssuedPrice_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_lbl0" xml:lang="en-US"> Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock" xlink:to="us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_FounderSharesMember_lbl0" xml:lang="en-US"> Founder Shares Member </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_FounderSharesMember" xlink:to="opal_FounderSharesMember_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RelatedPartyTransactionSellingGeneralAndAdministrativeExpensesFromTransactionsWithRelatedParty_lbl0" xml:lang="en-US"> Related Party Transaction, Selling, General and Administrative Expenses from Transactions with Related Party </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyTransactionSellingGeneralAndAdministrativeExpensesFromTransactionsWithRelatedParty" xlink:to="us-gaap_RelatedPartyTransactionSellingGeneralAndAdministrativeExpensesFromTransactionsWithRelatedParty_lbl0"/>
<loc xlink:type="locator" xlink:label="us-gaap_StatementOfFinancialPositionAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementOfFinancialPositionAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StatementOfFinancialPositionAbstract_lbl" xml:lang="en-US"> Statement of Financial Position [Abstract] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementOfFinancialPositionAbstract" xlink:to="us-gaap_StatementOfFinancialPositionAbstract_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockIssuedDuringPeriodValueOther_lbl0" xml:lang="en-US"> Stock Issued During Period, Value, Other </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodValueOther" xlink:to="us-gaap_StockIssuedDuringPeriodValueOther_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_lbl0" xml:lang="en-US"> Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xlink:to="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_OrdinarySharesSubjectToPossibleRedemption_lbl1" xml:lang="en-US"> Ordinary Shares Subject To Possible Redemption </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_OrdinarySharesSubjectToPossibleRedemption" xlink:to="opal_OrdinarySharesSubjectToPossibleRedemption_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_IncreaseDecreaseInDeferredLegalFee_lbl0" xml:lang="en-US"> Increase Decrease In Deferred Legal Fee </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_IncreaseDecreaseInDeferredLegalFee" xlink:to="opal_IncreaseDecreaseInDeferredLegalFee_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentType_lbl0" xml:lang="en-US"> Document Type </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentType" xlink:to="dei_DocumentType_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueMeasurementPolicyPolicyTextBlock_lbl0" xml:lang="en-US"> Fair Value Measurement, Policy [Policy Text Block] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueMeasurementPolicyPolicyTextBlock" xlink:to="us-gaap_FairValueMeasurementPolicyPolicyTextBlock_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_lbl0" xml:lang="en-US"> New Accounting Pronouncements, Policy [Policy Text Block] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock" xlink:to="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_ClassOfWarrantOrRightSharePrice_lbl2" xml:lang="en-US"> Class Of Warrant Or Right Share Price </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ClassOfWarrantOrRightSharePrice" xlink:to="opal_ClassOfWarrantOrRightSharePrice_lbl2"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_ClassOfWarrantOrRightPriorWrittenNoticeOfRedemption_lbl1" xml:lang="en-US"> Class Of Warrant Or Right Prior Written Notice Of Redemption </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ClassOfWarrantOrRightPriorWrittenNoticeOfRedemption" xlink:to="opal_ClassOfWarrantOrRightPriorWrittenNoticeOfRedemption_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_lbl1" xml:lang="en-US"> Net Income (Loss) Available to Common Stockholders, Basic </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic" xlink:to="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_FinancingCostsWarrantLiabilities_lbl1" xml:lang="en-US"> Financing Costs Warrant Liabilities </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_FinancingCostsWarrantLiabilities" xlink:to="opal_FinancingCostsWarrantLiabilities_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromIssuanceOfCommonStock_lbl0" xml:lang="en-US"> Proceeds from Issuance of Common Stock </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromIssuanceOfCommonStock" xlink:to="us-gaap_ProceedsFromIssuanceOfCommonStock_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_BusinessCombinationRedeemPercentage_lbl1" xml:lang="en-US"> Business Combination Redeem Percentage </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_BusinessCombinationRedeemPercentage" xlink:to="opal_BusinessCombinationRedeemPercentage_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_EventTriggeringWarrantRedemptionMember_lbl1" xml:lang="en-US"> Event Triggering Warrant Redemption Member </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_EventTriggeringWarrantRedemptionMember" xlink:to="opal_EventTriggeringWarrantRedemptionMember_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_GainLossRelatedToLitigationSettlement_lbl0" xml:lang="en-US"> Gain (Loss) Related to Litigation Settlement </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GainLossRelatedToLitigationSettlement" xlink:to="us-gaap_GainLossRelatedToLitigationSettlement_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_WorkingCapitalLoanMember_lbl1" xml:lang="en-US"> Working Capital Loan Member </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_WorkingCapitalLoanMember" xlink:to="opal_WorkingCapitalLoanMember_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs_lbl1" xml:lang="en-US"> Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis with Unobservable Inputs </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs" xlink:to="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_NumberOfCommonStockSharesSubjectToForfeiture_lbl1" xml:lang="en-US"> Number Of Common Stock Shares Subject To Forfeiture </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NumberOfCommonStockSharesSubjectToForfeiture" xlink:to="opal_NumberOfCommonStockSharesSubjectToForfeiture_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationIssues_lbl0" xml:lang="en-US"> Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Issues </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationIssues" xlink:to="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationIssues_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_AgreedAmountToRepayForAdministrativeServices_lbl1" xml:lang="en-US"> Agreed Amount To Repay For Administrative Services </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_AgreedAmountToRepayForAdministrativeServices" xlink:to="opal_AgreedAmountToRepayForAdministrativeServices_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_NumeratorAbstract_lbl0" xml:lang="en-US"> Numerator Abstract </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NumeratorAbstract" xlink:to="opal_NumeratorAbstract_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_UnderwriterFees_lbl1" xml:lang="en-US"> Underwriter Fees </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_UnderwriterFees" xlink:to="opal_UnderwriterFees_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInFairValueAdjustmentsOnAssetsAndLiabilitiesCarriedAtFairValueUnderFairValueOption_lbl0" xml:lang="en-US"> Increase (Decrease) in Fair Value Adjustments on Other Assets (Liabilities) Carried at Fair Value under Fair Value Option </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInFairValueAdjustmentsOnAssetsAndLiabilitiesCarriedAtFairValueUnderFairValueOption" xlink:to="us-gaap_IncreaseDecreaseInFairValueAdjustmentsOnAssetsAndLiabilitiesCarriedAtFairValueUnderFairValueOption_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_NumberOfTradingDaysToDetermineCallOfWarrantRedemption_lbl1" xml:lang="en-US"> Number Of Trading Days To Determine Call Of Warrant Redemption </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NumberOfTradingDaysToDetermineCallOfWarrantRedemption" xlink:to="opal_NumberOfTradingDaysToDetermineCallOfWarrantRedemption_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_ForfeitureOfClassBOrdinaryShareFromSponsor_lbl1" xml:lang="en-US"> Forfeiture Of Class BOrdinary Share From Sponsor </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ForfeitureOfClassBOrdinaryShareFromSponsor" xlink:to="opal_ForfeitureOfClassBOrdinaryShareFromSponsor_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DerivativesPolicyTextBlock_lbl0" xml:lang="en-US"> Derivatives, Policy [Policy Text Block] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativesPolicyTextBlock" xlink:to="us-gaap_DerivativesPolicyTextBlock_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_UnderwritingDiscountPerUnit_lbl1" xml:lang="en-US"> Underwriting Discount Per Unit </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_UnderwritingDiscountPerUnit" xlink:to="opal_UnderwritingDiscountPerUnit_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_OfferingCostsAllocatedToClassASharesSubjectToPossibleRedemption_lbl0" xml:lang="en-US"> Offering Costs Allocated To Class AShares Subject To Possible Redemption </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_OfferingCostsAllocatedToClassASharesSubjectToPossibleRedemption" xlink:to="opal_OfferingCostsAllocatedToClassASharesSubjectToPossibleRedemption_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_DDTLFacilityMember_lbl0" xml:lang="en-US"> DDTLFacility Member </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DDTLFacilityMember" xlink:to="opal_DDTLFacilityMember_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RepaymentsOfNotesPayable_lbl0" xml:lang="en-US"> Repayments of Notes Payable </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RepaymentsOfNotesPayable" xlink:to="us-gaap_RepaymentsOfNotesPayable_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_DeferredUnderwritingCommissionsNoncurrent_lbl1" xml:lang="en-US"> Deferred Underwriting Commissions Noncurrent </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DeferredUnderwritingCommissionsNoncurrent" xlink:to="opal_DeferredUnderwritingCommissionsNoncurrent_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueInputsLevel3Member_lbl1" xml:lang="en-US"> Fair Value, Inputs, Level 3 [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueInputsLevel3Member" xlink:to="us-gaap_FairValueInputsLevel3Member_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_DerivativeWarrantLiabilitiesTextBlock_lbl1" xml:lang="en-US"> Derivative Warrant Liabilities Text Block </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DerivativeWarrantLiabilitiesTextBlock" xlink:to="opal_DerivativeWarrantLiabilitiesTextBlock_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EarningsPerShareBasic_lbl1" xml:lang="en-US"> Earnings Per Share, Basic </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EarningsPerShareBasic" xlink:to="us-gaap_EarningsPerShareBasic_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_ClassOfWarrantsOrRightsRedemptionPricePerShare_lbl1" xml:lang="en-US"> Class Of Warrants Or Rights Redemption Price Per Share </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ClassOfWarrantsOrRightsRedemptionPricePerShare" xlink:to="opal_ClassOfWarrantsOrRightsRedemptionPricePerShare_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_DescriptionAbstract_lbl0" xml:lang="en-US"> Description Abstract </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DescriptionAbstract" xlink:to="opal_DescriptionAbstract_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_Liabilities_lbl0" xml:lang="en-US"> Liabilities </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Liabilities" xlink:to="us-gaap_Liabilities_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockVotingRights_lbl1" xml:lang="en-US"> Common Stock, Voting Rights </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockVotingRights" xlink:to="us-gaap_CommonStockVotingRights_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_LiabilitiesAbstract0_lbl0" xml:lang="en-US"> Liabilities Abstract0 </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_LiabilitiesAbstract0" xlink:to="opal_LiabilitiesAbstract0_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_LiabilitiesAbstract1_lbl0" xml:lang="en-US"> Liabilities Abstract1 </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_LiabilitiesAbstract1" xlink:to="opal_LiabilitiesAbstract1_lbl0"/>
<loc xlink:type="locator" xlink:label="us-gaap_StockholdersEquityNoteAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockholdersEquityNoteAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockholdersEquityNoteAbstract_lbl" xml:lang="en-US"> Stockholders' Equity Note [Abstract] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquityNoteAbstract" xlink:to="us-gaap_StockholdersEquityNoteAbstract_lbl"/>
<loc xlink:type="locator" xlink:label="us-gaap_StatementOfStockholdersEquityAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementOfStockholdersEquityAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StatementOfStockholdersEquityAbstract_lbl" xml:lang="en-US"> Statement of Stockholders' Equity [Abstract] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementOfStockholdersEquityAbstract" xlink:to="us-gaap_StatementOfStockholdersEquityAbstract_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockIssuedDuringPeriodValueNewIssues_lbl0" xml:lang="en-US"> Stock Issued During Period, Value, New Issues </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodValueNewIssues" xlink:to="us-gaap_StockIssuedDuringPeriodValueNewIssues_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommitmentsAndContingencies_lbl0" xml:lang="en-US"> Commitments and Contingencies </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommitmentsAndContingencies" xlink:to="us-gaap_CommitmentsAndContingencies_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PaymentsToAcquireRestrictedInvestments_lbl0" xml:lang="en-US"> Payments to Acquire Restricted Investments </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsToAcquireRestrictedInvestments" xlink:to="us-gaap_PaymentsToAcquireRestrictedInvestments_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_lbl0" xml:lang="en-US"> Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Dividend Rate </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_NumberOfConsecutiveTradingDaysToDetermineCallOfWarrantRedemption_lbl1" xml:lang="en-US"> Number Of Consecutive Trading Days To Determine Call Of Warrant Redemption </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NumberOfConsecutiveTradingDaysToDetermineCallOfWarrantRedemption" xlink:to="opal_NumberOfConsecutiveTradingDaysToDetermineCallOfWarrantRedemption_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_NumberOfTradingDays_lbl1" xml:lang="en-US"> Number Of Trading Days </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NumberOfTradingDays" xlink:to="opal_NumberOfTradingDays_lbl1"/>
<loc xlink:type="locator" xlink:label="opal_ScheduleOfAssetsThatAreMeasuredAtFairValueOnARecurringBasisAbstract" xlink:href="opal-20220630.xsd#opal_ScheduleOfAssetsThatAreMeasuredAtFairValueOnARecurringBasisAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_ScheduleOfAssetsThatAreMeasuredAtFairValueOnARecurringBasisAbstract_lbl" xml:lang="en-US"> Schedule Of Assets That Are Measured At Fair Value On ARecurring Basis Abstract </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ScheduleOfAssetsThatAreMeasuredAtFairValueOnARecurringBasisAbstract" xlink:to="opal_ScheduleOfAssetsThatAreMeasuredAtFairValueOnARecurringBasisAbstract_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockValue_lbl0" xml:lang="en-US"> Common Stock, Value, Issued </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockValue" xlink:to="us-gaap_CommonStockValue_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_ForfeitureOfClassBOrdinarySharesFromSponsorinShares_lbl1" xml:lang="en-US"> Forfeiture Of Class BOrdinary Shares From Sponsorin Shares </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ForfeitureOfClassBOrdinarySharesFromSponsorinShares" xlink:to="opal_ForfeitureOfClassBOrdinarySharesFromSponsorinShares_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_InterestToPayDissolutionExpense_lbl1" xml:lang="en-US"> Interest To Pay Dissolution Expense </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_InterestToPayDissolutionExpense" xlink:to="opal_InterestToPayDissolutionExpense_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityFilerCategory_lbl0" xml:lang="en-US"> Entity Filer Category </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityFilerCategory" xlink:to="dei_EntityFilerCategory_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_ScheduleOfReconciliationOfOrdinarySharesSubjectToPossibleRedemptionReflectedInBalanceSheetTableTextBlock_lbl1" xml:lang="en-US"> Schedule Of Reconciliation Of Ordinary Shares Subject To Possible Redemption Reflected In Balance Sheet Table Text Block </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ScheduleOfReconciliationOfOrdinarySharesSubjectToPossibleRedemptionReflectedInBalanceSheetTableTextBlock" xlink:to="opal_ScheduleOfReconciliationOfOrdinarySharesSubjectToPossibleRedemptionReflectedInBalanceSheetTableTextBlock_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SharesSubjectToMandatoryRedemptionChangesInRedemptionValuePolicyTextBlock_lbl0" xml:lang="en-US"> Shares Subject to Mandatory Redemption, Changes in Redemption Value, Policy [Policy Text Block] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharesSubjectToMandatoryRedemptionChangesInRedemptionValuePolicyTextBlock" xlink:to="us-gaap_SharesSubjectToMandatoryRedemptionChangesInRedemptionValuePolicyTextBlock_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_OfferingCostsPaidByRelatedPartyUnderPromissoryNote_lbl1" xml:lang="en-US"> Offering Costs Paid By Related Party Under Promissory Note </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_OfferingCostsPaidByRelatedPartyUnderPromissoryNote" xlink:to="opal_OfferingCostsPaidByRelatedPartyUnderPromissoryNote_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SubsequentEventDescription_lbl0" xml:lang="en-US"> Subsequent Event, Description </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SubsequentEventDescription" xlink:to="us-gaap_SubsequentEventDescription_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IPOMember_lbl1" xml:lang="en-US"> IPO [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IPOMember" xlink:to="us-gaap_IPOMember_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_Assets_lbl0" xml:lang="en-US"> Assets </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Assets" xlink:to="us-gaap_Assets_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromSaleOfTrustAssetsToPayExpenses_lbl0" xml:lang="en-US"> Proceeds from Sale of Trust Assets to Pay Expenses </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromSaleOfTrustAssetsToPayExpenses" xlink:to="us-gaap_ProceedsFromSaleOfTrustAssetsToPayExpenses_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_SharePriceEqualsOrExceedsTenUsdMember_lbl0" xml:lang="en-US"> Share Price Equals Or Exceeds Ten Usd Member </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_SharePriceEqualsOrExceedsTenUsdMember" xlink:to="opal_SharePriceEqualsOrExceedsTenUsdMember_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SubsequentEventsTextBlock_lbl0" xml:lang="en-US"> Subsequent Events [Text Block] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SubsequentEventsTextBlock" xlink:to="us-gaap_SubsequentEventsTextBlock_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TemporaryEquityAccretionToRedemptionValueAdjustment_lbl1" xml:lang="en-US"> Temporary Equity, Accretion to Redemption Value, Adjustment </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TemporaryEquityAccretionToRedemptionValueAdjustment" xlink:to="us-gaap_TemporaryEquityAccretionToRedemptionValueAdjustment_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PaymentsForUnderwritingExpense_lbl0" xml:lang="en-US"> Payments for Underwriting Expense </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsForUnderwritingExpense" xlink:to="us-gaap_PaymentsForUnderwritingExpense_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BasisOfAccountingPolicyPolicyTextBlock_lbl0" xml:lang="en-US"> Basis of Accounting, Policy [Policy Text Block] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BasisOfAccountingPolicyPolicyTextBlock" xlink:to="us-gaap_BasisOfAccountingPolicyPolicyTextBlock_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_UseOfEstimates_lbl0" xml:lang="en-US"> Use of Estimates, Policy [Policy Text Block] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_UseOfEstimates" xlink:to="us-gaap_UseOfEstimates_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities_lbl0" xml:lang="en-US"> Increase (Decrease) in Accrued Liabilities and Other Operating Liabilities </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities" xlink:to="us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherInvestments_lbl0" xml:lang="en-US"> Other Investments </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherInvestments" xlink:to="us-gaap_OtherInvestments_lbl0"/>
<loc xlink:type="locator" xlink:label="us-gaap_IncomeStatementAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeStatementAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeStatementAbstract_lbl" xml:lang="en-US"> Income Statement [Abstract] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeStatementAbstract" xlink:to="us-gaap_IncomeStatementAbstract_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_MinimumNetWorthRequiredForCompliance_lbl0" xml:lang="en-US"> Banking Regulation, Mortgage Banking, Net Worth, Minimum </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MinimumNetWorthRequiredForCompliance" xlink:to="us-gaap_MinimumNetWorthRequiredForCompliance_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_ThresholdOptionPeriodForExpirationOfRemainingOverallotmentOption_lbl1" xml:lang="en-US"> Threshold Option Period For Expiration Of Remaining Overallotment Option </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ThresholdOptionPeriodForExpirationOfRemainingOverallotmentOption" xlink:to="opal_ThresholdOptionPeriodForExpirationOfRemainingOverallotmentOption_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_DeferredUnderwritingDiscountPerUnit_lbl1" xml:lang="en-US"> Deferred Underwriting Discount Per Unit </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DeferredUnderwritingDiscountPerUnit" xlink:to="opal_DeferredUnderwritingDiscountPerUnit_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_PrivatePlacementWarrantsMember_lbl2" xml:lang="en-US"> Private Placement Warrants Member </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_PrivatePlacementWarrantsMember" xlink:to="opal_PrivatePlacementWarrantsMember_lbl2"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_WarrantsAndRightsOutstandingTerm_lbl0" xml:lang="en-US"> Warrants and Rights Outstanding, Term </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WarrantsAndRightsOutstandingTerm" xlink:to="us-gaap_WarrantsAndRightsOutstandingTerm_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccountsPayableCurrent_lbl0" xml:lang="en-US"> Accounts Payable, Current </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsPayableCurrent" xlink:to="us-gaap_AccountsPayableCurrent_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InvestmentsFairValueDisclosure_lbl1" xml:lang="en-US"> Investments, Fair Value Disclosure </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InvestmentsFairValueDisclosure" xlink:to="us-gaap_InvestmentsFairValueDisclosure_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInOtherAccruedLiabilities_lbl0" xml:lang="en-US"> Increase (Decrease) in Other Accrued Liabilities </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInOtherAccruedLiabilities" xlink:to="us-gaap_IncreaseDecreaseInOtherAccruedLiabilities_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_CommonStockValueOne_lbl1" xml:lang="en-US"> Common Stock Value One </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_CommonStockValueOne" xlink:to="opal_CommonStockValueOne_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockMember_lbl0" xml:lang="en-US"> Common Stock [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockMember" xlink:to="us-gaap_CommonStockMember_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueInputsLevel1Member_lbl1" xml:lang="en-US"> Fair Value, Inputs, Level 1 [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueInputsLevel1Member" xlink:to="us-gaap_FairValueInputsLevel1Member_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_BusinessCombinationMember_lbl0" xml:lang="en-US"> Business Combination Member </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_BusinessCombinationMember" xlink:to="opal_BusinessCombinationMember_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromNotesPayable_lbl0" xml:lang="en-US"> Proceeds from Notes Payable </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromNotesPayable" xlink:to="us-gaap_ProceedsFromNotesPayable_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SponsorFees_lbl0" xml:lang="en-US"> Sponsor Fees </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SponsorFees" xlink:to="us-gaap_SponsorFees_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TemporaryEquityAccretionToRedemptionValue_lbl1" xml:lang="en-US"> Temporary Equity, Accretion to Redemption Value </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TemporaryEquityAccretionToRedemptionValue" xlink:to="us-gaap_TemporaryEquityAccretionToRedemptionValue_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_DeferredLegalFees_lbl1" xml:lang="en-US"> Deferred Legal Fees </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DeferredLegalFees" xlink:to="opal_DeferredLegalFees_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_OfferingCostsAssociatedWithInitialPublicOfferingPolicyTextBlock_lbl1" xml:lang="en-US"> Offering Costs Associated With Initial Public Offering Policy Text Block </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_OfferingCostsAssociatedWithInitialPublicOfferingPolicyTextBlock" xlink:to="opal_OfferingCostsAssociatedWithInitialPublicOfferingPolicyTextBlock_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TemporaryEquityRedemptionPricePerShare_lbl1" xml:lang="en-US"> Temporary Equity, Redemption Price Per Share </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TemporaryEquityRedemptionPricePerShare" xlink:to="us-gaap_TemporaryEquityRedemptionPricePerShare_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_UnderwritingAgreementMember_lbl1" xml:lang="en-US"> Underwriting Agreement Member </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_UnderwritingAgreementMember" xlink:to="opal_UnderwritingAgreementMember_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_StockIssuedDuringPeriodShareNewIssues_lbl1" xml:lang="en-US"> Stock Issued During Period Share New Issues </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_StockIssuedDuringPeriodShareNewIssues" xlink:to="opal_StockIssuedDuringPeriodShareNewIssues_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl0" xml:lang="en-US"> Net Cash Provided by (Used in) Operating Activities </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:to="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SaleOfStockPercentageOfOwnershipAfterTransaction_lbl0" xml:lang="en-US"> Sale of Stock, Percentage of Ownership after Transaction </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SaleOfStockPercentageOfOwnershipAfterTransaction" xlink:to="us-gaap_SaleOfStockPercentageOfOwnershipAfterTransaction_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities_lbl0" xml:lang="en-US"> Net Cash Provided by (Used in) Financing Activities </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:to="us-gaap_NetCashProvidedByUsedInFinancingActivities_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInPrepaidExpense_lbl0" xml:lang="en-US"> Increase (Decrease) in Prepaid Expense </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInPrepaidExpense" xlink:to="us-gaap_IncreaseDecreaseInPrepaidExpense_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DemutualizationByInsuranceEntitySecuritiesIssuedGrossCashProceeds_lbl0" xml:lang="en-US"> Demutualization by Insurance Entity, Securities Issued, Gross Cash Proceeds </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DemutualizationByInsuranceEntitySecuritiesIssuedGrossCashProceeds" xlink:to="us-gaap_DemutualizationByInsuranceEntitySecuritiesIssuedGrossCashProceeds_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SaleOfStockPricePerShare_lbl2" xml:lang="en-US"> Sale of Stock, Price Per Share </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SaleOfStockPricePerShare" xlink:to="us-gaap_SaleOfStockPricePerShare_lbl2"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityRegistrantName_lbl0" xml:lang="en-US"> Entity Registrant Name </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityRegistrantName" xlink:to="dei_EntityRegistrantName_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InvestmentOwnedBalancePrincipalAmount_lbl0" xml:lang="en-US"> Investment Owned, Balance, Principal Amount </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InvestmentOwnedBalancePrincipalAmount" xlink:to="us-gaap_InvestmentOwnedBalancePrincipalAmount_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SubsequentEventMember_lbl0" xml:lang="en-US"> Subsequent Event [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SubsequentEventMember" xlink:to="us-gaap_SubsequentEventMember_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_FairValueOfNetAssetsOfTheAcquireAsAPercentageOfAssetsInTheTrustAccount_lbl1" xml:lang="en-US"> Fair Value Of Net Assets Of The Acquire As APercentage Of Assets In The Trust Account </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_FairValueOfNetAssetsOfTheAcquireAsAPercentageOfAssetsInTheTrustAccount" xlink:to="opal_FairValueOfNetAssetsOfTheAcquireAsAPercentageOfAssetsInTheTrustAccount_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_lbl0" xml:lang="en-US"> Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_NumeratorAbstract0_lbl0" xml:lang="en-US"> Numerator Abstract0 </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NumeratorAbstract0" xlink:to="opal_NumeratorAbstract0_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_NumeratorAbstract1_lbl0" xml:lang="en-US"> Numerator Abstract1 </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NumeratorAbstract1" xlink:to="opal_NumeratorAbstract1_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_SharesPrice_lbl1" xml:lang="en-US"> Shares Price </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_SharesPrice" xlink:to="opal_SharesPrice_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_AmendmentFlag_lbl0" xml:lang="en-US"> Amendment Flag </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_AmendmentFlag" xlink:to="dei_AmendmentFlag_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockIssuedDuringPeriodSharesIssuedForServices_lbl0" xml:lang="en-US"> Stock Issued During Period, Shares, Issued for Services </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesIssuedForServices" xlink:to="us-gaap_StockIssuedDuringPeriodSharesIssuedForServices_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_NewOpalClassACommonStockMember_lbl0" xml:lang="en-US"> New Opal Class ACommon Stock Member </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NewOpalClassACommonStockMember" xlink:to="opal_NewOpalClassACommonStockMember_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_TriggerPriceTwoMember_lbl1" xml:lang="en-US"> Trigger Price Two Member </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_TriggerPriceTwoMember" xlink:to="opal_TriggerPriceTwoMember_lbl1"/>
<loc xlink:type="locator" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureAbstract_lbl" xml:lang="en-US"> Commitments and Contingencies Disclosure [Abstract] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:to="us-gaap_CommitmentsAndContingenciesDisclosureAbstract_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingIncomeLoss_lbl0" xml:lang="en-US"> Operating Income (Loss) </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingIncomeLoss" xlink:to="us-gaap_OperatingIncomeLoss_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityCentralIndexKey_lbl0" xml:lang="en-US"> Entity Central Index Key </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityCentralIndexKey" xlink:to="dei_EntityCentralIndexKey_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_NewOpalClassBCommonStockAndNewOpalClassDCommonStockMember_lbl0" xml:lang="en-US"> New Opal Class BCommon Stock And New Opal Class DCommon Stock Member </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NewOpalClassBCommonStockAndNewOpalClassDCommonStockMember" xlink:to="opal_NewOpalClassBCommonStockAndNewOpalClassDCommonStockMember_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EquityMethodInvestmentOwnershipPercentage_lbl0" xml:lang="en-US"> Equity Method Investment, Ownership Percentage </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EquityMethodInvestmentOwnershipPercentage" xlink:to="us-gaap_EquityMethodInvestmentOwnershipPercentage_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTableTextBlock_lbl0" xml:lang="en-US"> Fair Value Measurements, Recurring and Nonrecurring [Table Text Block] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTableTextBlock" xlink:to="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTableTextBlock_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_SharePriceRangeAxis_lbl1" xml:lang="en-US"> Share Price Range Axis </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_SharePriceRangeAxis" xlink:to="opal_SharePriceRangeAxis_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LiabilitiesCurrentAbstract_lbl0" xml:lang="en-US"> Liabilities, Current [Abstract] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesCurrentAbstract" xlink:to="us-gaap_LiabilitiesCurrentAbstract_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_IssuanceOfClassBOrdinarySharesToSponsors_lbl1" xml:lang="en-US"> Issuance Of Class BOrdinary Shares To Sponsors </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_IssuanceOfClassBOrdinarySharesToSponsors" xlink:to="opal_IssuanceOfClassBOrdinarySharesToSponsors_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PartnersCapitalAccountUnitsRedeemed_lbl0" xml:lang="en-US"> Partners' Capital Account, Units, Redeemed </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PartnersCapitalAccountUnitsRedeemed" xlink:to="us-gaap_PartnersCapitalAccountUnitsRedeemed_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_GainOnSettlementOfDeferredUnderwritingFees_lbl1" xml:lang="en-US"> Gain On Settlement Of Deferred Underwriting Fees </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_GainOnSettlementOfDeferredUnderwritingFees" xlink:to="opal_GainOnSettlementOfDeferredUnderwritingFees_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_TrustAccountPerShare_lbl1" xml:lang="en-US"> Trust Account Per Share </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_TrustAccountPerShare" xlink:to="opal_TrustAccountPerShare_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LegalFees_lbl0" xml:lang="en-US"> Legal Fees </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LegalFees" xlink:to="us-gaap_LegalFees_lbl0"/>
<loc xlink:type="locator" xlink:label="us-gaap_StatementOfCashFlowsAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementOfCashFlowsAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StatementOfCashFlowsAbstract_lbl" xml:lang="en-US"> Statement of Cash Flows [Abstract] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementOfCashFlowsAbstract" xlink:to="us-gaap_StatementOfCashFlowsAbstract_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromIssuanceInitialPublicOffering_lbl2" xml:lang="en-US"> Proceeds from Issuance Initial Public Offering </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromIssuanceInitialPublicOffering" xlink:to="us-gaap_ProceedsFromIssuanceInitialPublicOffering_lbl2"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_PercentOfFounderSharesToCompanysIssuedAndOutstandingShares_lbl1" xml:lang="en-US"> Percent Of Founder Shares To Companys Issued And Outstanding Shares </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_PercentOfFounderSharesToCompanysIssuedAndOutstandingShares" xlink:to="opal_PercentOfFounderSharesToCompanysIssuedAndOutstandingShares_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_PercentageOfSharesEligibleToBeTransferredWithoutAnyRestriction_lbl1" xml:lang="en-US"> Percentage Of Shares Eligible To Be Transferred Without Any Restriction </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_PercentageOfSharesEligibleToBeTransferredWithoutAnyRestriction" xlink:to="opal_PercentageOfSharesEligibleToBeTransferredWithoutAnyRestriction_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_NetGainOnInvestmentsHeldInTrustAccount_lbl1" xml:lang="en-US"> Net Gain On Investments Held In Trust Account </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NetGainOnInvestmentsHeldInTrustAccount" xlink:to="opal_NetGainOnInvestmentsHeldInTrustAccount_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_NumberOfDaysFromWhichWarrantsWillNotBeTransferableOrSaleable_lbl1" xml:lang="en-US"> Number Of Days From Which Warrants Will Not Be Transferable Or Saleable </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_NumberOfDaysFromWhichWarrantsWillNotBeTransferableOrSaleable" xlink:to="opal_NumberOfDaysFromWhichWarrantsWillNotBeTransferableOrSaleable_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockIssuedDuringPeriodValueConversionOfUnits_lbl0" xml:lang="en-US"> Stock Issued During Period, Value, Conversion of Units </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodValueConversionOfUnits" xlink:to="us-gaap_StockIssuedDuringPeriodValueConversionOfUnits_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_DSRFacilityMember_lbl0" xml:lang="en-US"> DSRFacility Member </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DSRFacilityMember" xlink:to="opal_DSRFacilityMember_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_DescriptionAbstract0_lbl0" xml:lang="en-US"> Description Abstract0 </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_DescriptionAbstract0" xlink:to="opal_DescriptionAbstract0_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_lbl1" xml:lang="en-US"> Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Including Disposal Group and Discontinued Operations </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations" xlink:to="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SharePrice_lbl1" xml:lang="en-US"> Share Price </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharePrice" xlink:to="us-gaap_SharePrice_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LiabilitiesAndStockholdersEquityAbstract_lbl0" xml:lang="en-US"> Liabilities and Equity [Abstract] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:to="us-gaap_LiabilitiesAndStockholdersEquityAbstract_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AdditionalCollateralAggregateFairValue_lbl0" xml:lang="en-US"> Additional Collateral, Aggregate Fair Value </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdditionalCollateralAggregateFairValue" xlink:to="us-gaap_AdditionalCollateralAggregateFairValue_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_lbl0" xml:lang="en-US"> Shares Issued, Shares, Share-Based Payment Arrangement, after Forfeiture </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation" xlink:to="us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_AssetsAbstract0_lbl0" xml:lang="en-US"> Assets Abstract0 </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_AssetsAbstract0" xlink:to="opal_AssetsAbstract0_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_AssetsAbstract1_lbl0" xml:lang="en-US"> Assets Abstract1 </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_AssetsAbstract1" xlink:to="opal_AssetsAbstract1_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_BasicAndDilutedNetLossPerOrdinaryShareAbstract_lbl0" xml:lang="en-US"> Basic And Diluted Net Loss Per Ordinary Share Abstract </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_BasicAndDilutedNetLossPerOrdinaryShareAbstract" xlink:to="opal_BasicAndDilutedNetLossPerOrdinaryShareAbstract_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AssetsCurrentAbstract_lbl0" xml:lang="en-US"> Assets, Current [Abstract] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetsCurrentAbstract" xlink:to="us-gaap_AssetsCurrentAbstract_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_PrivatePlacementTextBlock_lbl1" xml:lang="en-US"> Private Placement Text Block </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_PrivatePlacementTextBlock" xlink:to="opal_PrivatePlacementTextBlock_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EarningsPerSharePolicyTextBlock_lbl0" xml:lang="en-US"> Earnings Per Share, Policy [Policy Text Block] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EarningsPerSharePolicyTextBlock" xlink:to="us-gaap_EarningsPerSharePolicyTextBlock_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockRepurchasedDuringPeriodShares_lbl0" xml:lang="en-US"> Stock Repurchased During Period, Shares </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockRepurchasedDuringPeriodShares" xlink:to="us-gaap_StockRepurchasedDuringPeriodShares_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationTableTextBlock_lbl0" xml:lang="en-US"> Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationTableTextBlock" xlink:to="us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationTableTextBlock_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DerivativeLiabilitiesNoncurrent_lbl0" xml:lang="en-US"> Derivative Liability, Noncurrent </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeLiabilitiesNoncurrent" xlink:to="us-gaap_DerivativeLiabilitiesNoncurrent_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DueToRelatedPartiesCurrent_lbl0" xml:lang="en-US"> Due to Related Parties, Current </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DueToRelatedPartiesCurrent" xlink:to="us-gaap_DueToRelatedPartiesCurrent_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_ShareTransferTriggerPricePerShare_lbl1" xml:lang="en-US"> Share Transfer Trigger Price Per Share </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ShareTransferTriggerPricePerShare" xlink:to="opal_ShareTransferTriggerPricePerShare_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_PlusAbstract_lbl0" xml:lang="en-US"> Plus Abstract </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_PlusAbstract" xlink:to="opal_PlusAbstract_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ClassOfWarrantOrRightOutstanding_lbl0" xml:lang="en-US"> Class of Warrant or Right, Outstanding </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ClassOfWarrantOrRightOutstanding" xlink:to="us-gaap_ClassOfWarrantOrRightOutstanding_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_SharePriceEqualsOrExceedsEighteenUsdMember_lbl1" xml:lang="en-US"> Share Price Equals Or Exceeds Eighteen Usd Member </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_SharePriceEqualsOrExceedsEighteenUsdMember" xlink:to="opal_SharePriceEqualsOrExceedsEighteenUsdMember_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherNonoperatingIncomeExpenseAbstract_lbl0" xml:lang="en-US"> Other Nonoperating Income (Expense) [Abstract] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherNonoperatingIncomeExpenseAbstract" xlink:to="us-gaap_OtherNonoperatingIncomeExpenseAbstract_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityExTransitionPeriod_lbl0" xml:lang="en-US"> Entity Ex Transition Period </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityExTransitionPeriod" xlink:to="dei_EntityExTransitionPeriod_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BusinessCombinationControlObtainedDescription_lbl0" xml:lang="en-US"> Business Combination, Control Obtained Description </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessCombinationControlObtainedDescription" xlink:to="us-gaap_BusinessCombinationControlObtainedDescription_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_FundsHeldInTheTrustAccount_lbl0" xml:lang="en-US"> Funds Held In The Trust Account </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_FundsHeldInTheTrustAccount" xlink:to="opal_FundsHeldInTheTrustAccount_lbl0"/>
<loc xlink:type="locator" xlink:label="opal_ScheduleOfBasicAndDilutedNetIncomeLossPerShareAbstract" xlink:href="opal-20220630.xsd#opal_ScheduleOfBasicAndDilutedNetIncomeLossPerShareAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_ScheduleOfBasicAndDilutedNetIncomeLossPerShareAbstract_lbl" xml:lang="en-US"> Schedule Of Basic And Diluted Net Income Loss Per Share Abstract </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ScheduleOfBasicAndDilutedNetIncomeLossPerShareAbstract" xlink:to="opal_ScheduleOfBasicAndDilutedNetIncomeLossPerShareAbstract_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity_lbl0" xml:lang="en-US"> Liabilities and Equity </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesAndStockholdersEquity" xlink:to="us-gaap_LiabilitiesAndStockholdersEquity_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_UsGovernmentSecuritiesMaturityTerms_lbl1" xml:lang="en-US"> Us Government Securities Maturity Terms </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_UsGovernmentSecuritiesMaturityTerms" xlink:to="opal_UsGovernmentSecuritiesMaturityTerms_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_SharesTransferredToRelatedParty_lbl1" xml:lang="en-US"> Shares Transferred To Related Party </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_SharesTransferredToRelatedParty" xlink:to="opal_SharesTransferredToRelatedParty_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_GeneralAndAdministrativeExpense_lbl0" xml:lang="en-US"> General and Administrative Expense </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GeneralAndAdministrativeExpense" xlink:to="us-gaap_GeneralAndAdministrativeExpense_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LiabilitiesCurrent_lbl0" xml:lang="en-US"> Liabilities, Current </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesCurrent" xlink:to="us-gaap_LiabilitiesCurrent_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AssetsCurrent_lbl0" xml:lang="en-US"> Assets, Current </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetsCurrent" xlink:to="us-gaap_AssetsCurrent_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromDebtNetOfIssuanceCosts_lbl0" xml:lang="en-US"> Proceeds from Debt, Net of Issuance Costs </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromDebtNetOfIssuanceCosts" xlink:to="us-gaap_ProceedsFromDebtNetOfIssuanceCosts_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_lbl0" xml:lang="en-US"> Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" xlink:to="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueOfFinancialInstrumentsPolicy_lbl0" xml:lang="en-US"> Fair Value of Financial Instruments, Policy [Policy Text Block] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueOfFinancialInstrumentsPolicy" xlink:to="us-gaap_FairValueOfFinancialInstrumentsPolicy_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityEmergingGrowthCompany_lbl0" xml:lang="en-US"> Entity Emerging Growth Company </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityEmergingGrowthCompany" xlink:to="dei_EntityEmergingGrowthCompany_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_BasicAndDilutedNetIncomelossPerOrdinaryShare_lbl1" xml:lang="en-US"> Basic And Diluted Net Incomeloss Per Ordinary Share </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_BasicAndDilutedNetIncomelossPerOrdinaryShare" xlink:to="opal_BasicAndDilutedNetIncomelossPerOrdinaryShare_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DerivativeLiabilities_lbl0" xml:lang="en-US"> Derivative Liability </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeLiabilities" xlink:to="us-gaap_DerivativeLiabilities_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromIssuanceOfPrivatePlacement_lbl2" xml:lang="en-US"> Proceeds from Issuance of Private Placement </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromIssuanceOfPrivatePlacement" xlink:to="us-gaap_ProceedsFromIssuanceOfPrivatePlacement_lbl2"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockSharesIssued_lbl1" xml:lang="en-US"> Common Stock, Shares, Issued </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockSharesIssued" xlink:to="us-gaap_CommonStockSharesIssued_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_lbl0" xml:lang="en-US"> Class of Warrant or Right, Exercise Price of Warrants or Rights </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1" xlink:to="us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_GeneralAndAdministrativeExpensesPaidByRelatedPartyUnderPromissoryNote_lbl1" xml:lang="en-US"> General And Administrative Expenses Paid By Related Party Under Promissory Note </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_GeneralAndAdministrativeExpensesPaidByRelatedPartyUnderPromissoryNote" xlink:to="opal_GeneralAndAdministrativeExpensesPaidByRelatedPartyUnderPromissoryNote_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_LessAbstract0_lbl0" xml:lang="en-US"> Less Abstract0 </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_LessAbstract0" xlink:to="opal_LessAbstract0_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl0" xml:lang="en-US"> Weighted Average Number of Shares Outstanding, Diluted </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:to="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_IssuanceOfClassBOrdinarySharesToSponsor_lbl1" xml:lang="en-US"> Issuance Of Class BOrdinary Shares To Sponsor </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_IssuanceOfClassBOrdinarySharesToSponsor" xlink:to="opal_IssuanceOfClassBOrdinarySharesToSponsor_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_SponsorMember_lbl2" xml:lang="en-US"> Sponsor Member </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_SponsorMember" xlink:to="opal_SponsorMember_lbl2"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock_lbl0" xml:lang="en-US"> Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock" xlink:to="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PrivatePlacementMember_lbl1" xml:lang="en-US"> Private Placement [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PrivatePlacementMember" xlink:to="us-gaap_PrivatePlacementMember_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CashFDICInsuredAmount_lbl0" xml:lang="en-US"> Cash, FDIC Insured Amount </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashFDICInsuredAmount" xlink:to="us-gaap_CashFDICInsuredAmount_lbl0"/>
<loc xlink:type="locator" xlink:label="opal_ScheduleOfFairValueMeasurementInputsAndValuationTechniquesAbstract" xlink:href="opal-20220630.xsd#opal_ScheduleOfFairValueMeasurementInputsAndValuationTechniquesAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_ScheduleOfFairValueMeasurementInputsAndValuationTechniquesAbstract_lbl" xml:lang="en-US"> Schedule Of Fair Value Measurement Inputs And Valuation Techniques Abstract </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ScheduleOfFairValueMeasurementInputsAndValuationTechniquesAbstract" xlink:to="opal_ScheduleOfFairValueMeasurementInputsAndValuationTechniquesAbstract_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AdditionalPaidInCapital_lbl0" xml:lang="en-US"> Additional Paid in Capital </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdditionalPaidInCapital" xlink:to="us-gaap_AdditionalPaidInCapital_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember_lbl0" xml:lang="en-US"> Series of Individually Immaterial Business Acquisitions [Member] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember" xlink:to="us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_PrivatePlacementWarrantMember_lbl0" xml:lang="en-US"> Private Placement Warrant Member </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_PrivatePlacementWarrantMember" xlink:to="opal_PrivatePlacementWarrantMember_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_AggregateAdditionalSharesIssued_lbl1" xml:lang="en-US"> Aggregate Additional Shares Issued </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_AggregateAdditionalSharesIssued" xlink:to="opal_AggregateAdditionalSharesIssued_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_EmergingGrowthCompanyPolicyTextBlock_lbl1" xml:lang="en-US"> Emerging Growth Company Policy Text Block </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_EmergingGrowthCompanyPolicyTextBlock" xlink:to="opal_EmergingGrowthCompanyPolicyTextBlock_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetIncomeLoss_lbl1" xml:lang="en-US"> Net Income (Loss) Attributable to Parent </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetIncomeLoss" xlink:to="us-gaap_NetIncomeLoss_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PreferredStockValue_lbl0" xml:lang="en-US"> Preferred Stock, Value, Issued </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockValue" xlink:to="us-gaap_PreferredStockValue_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_ProceedsAllocatedToPublicWarrantsAtIssuance_lbl0" xml:lang="en-US"> Proceeds Allocated To Public Warrants At Issuance </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ProceedsAllocatedToPublicWarrantsAtIssuance" xlink:to="opal_ProceedsAllocatedToPublicWarrantsAtIssuance_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PublicUtilitiesApprovedReturnOnEquityPercentage_lbl0" xml:lang="en-US"> Public Utilities, Approved Return on Equity, Percentage </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PublicUtilitiesApprovedReturnOnEquityPercentage" xlink:to="us-gaap_PublicUtilitiesApprovedReturnOnEquityPercentage_lbl0"/>
<loc xlink:type="locator" xlink:label="us-gaap_SubsequentEventsAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SubsequentEventsAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SubsequentEventsAbstract_lbl" xml:lang="en-US"> Subsequent Events [Abstract] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SubsequentEventsAbstract" xlink:to="us-gaap_SubsequentEventsAbstract_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ExcessStockSharesIssued_lbl0" xml:lang="en-US"> Excess Stock, Shares Issued </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ExcessStockSharesIssued" xlink:to="us-gaap_ExcessStockSharesIssued_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PreferredStockParOrStatedValuePerShare_lbl1" xml:lang="en-US"> Preferred Stock, Par or Stated Value Per Share </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockParOrStatedValuePerShare" xlink:to="us-gaap_PreferredStockParOrStatedValuePerShare_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_ForfeitureOfClassBOrdinarySharesFromSponsor_lbl1" xml:lang="en-US"> Forfeiture Of Class BOrdinary Shares From Sponsor </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_ForfeitureOfClassBOrdinarySharesFromSponsor" xlink:to="opal_ForfeitureOfClassBOrdinarySharesFromSponsor_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SharesOutstanding_lbl1" xml:lang="en-US"> Shares, Outstanding </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharesOutstanding" xlink:to="us-gaap_SharesOutstanding_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccruedLiabilitiesCurrent_lbl0" xml:lang="en-US"> Accrued Liabilities, Current </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccruedLiabilitiesCurrent" xlink:to="us-gaap_AccruedLiabilitiesCurrent_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NoninterestBearingDepositLiabilities_lbl0" xml:lang="en-US"> Noninterest-Bearing Deposit Liabilities </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NoninterestBearingDepositLiabilities" xlink:to="us-gaap_NoninterestBearingDepositLiabilities_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockConversionBasis_lbl0" xml:lang="en-US"> Common Stock, Conversion Basis </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockConversionBasis" xlink:to="us-gaap_CommonStockConversionBasis_lbl0"/>
<loc xlink:type="locator" xlink:label="opal_PrivatePlacementAbstract" xlink:href="opal-20220630.xsd#opal_PrivatePlacementAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_PrivatePlacementAbstract_lbl" xml:lang="en-US"> Private Placement Abstract </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_PrivatePlacementAbstract" xlink:to="opal_PrivatePlacementAbstract_lbl"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_lbl0" xml:lang="en-US"> Commitments and Contingencies Disclosure [Text Block] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock" xlink:to="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_lbl0"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl1" xml:lang="en-US"> Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="opal_OperatingBankAccount_lbl1" xml:lang="en-US"> Operating Bank Account </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="opal_OperatingBankAccount" xlink:to="opal_OperatingBankAccount_lbl1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TemporaryEquityOtherChanges_lbl0" xml:lang="en-US"> Temporary Equity, Other Changes </label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TemporaryEquityOtherChanges" xlink:to="us-gaap_TemporaryEquityOtherChanges_lbl0"/>
</labelLink>
</linkbase>

3 Subsequent Filings that Reference this Filing

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

 8/02/23  OPAL Fuels Inc.                   POS AM      8/01/23   12:495K                                   EdgarAgents LLC/FA
 5/04/23  OPAL Fuels Inc.                   POS AM                 1:3M
 5/03/23  OPAL Fuels Inc.                   POS AM                 2:2.9M

11 Previous Filings that this Filing References

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

11/02/22  OPAL Fuels Inc.                   S-1/A                 59:8.9M                                   EdgarAgents LLC/FA
10/03/22  OPAL Fuels Inc.                   8-K:1,2,9   9/29/22   12:5.7M
 9/19/22  OPAL Fuels Inc.                   8-K:5,9     9/15/22   12:271K
 8/11/22  OPAL Fuels Inc.                   S-1                   60:9M                                     EdgarAgents LLC/FA
 7/27/22  OPAL Fuels Inc.                   8-K:1,2,3,4 7/21/22   20:2.8M                                   EdgarAgents LLC/FA
 5/12/22  OPAL Fuels Inc.                   8-K:1,9     5/10/22   12:296K                                   EdgarAgents LLC/FA
 5/09/22  OPAL Fuels Inc.                   S-4/A       5/06/22   59:28M                                    EdgarAgents LLC/FA
 3/25/22  OPAL Fuels Inc.                   S-4/A                  7:1.3M                                   EdgarAgents LLC/FA
12/03/21  OPAL Fuels Inc.                   8-K:1,3,9  12/02/21   15:2.2M                                   Donnelley … Solutions/FA
 3/26/21  OPAL Fuels Inc.                   8-K:1,3,5,9 3/22/21    9:1.2M                                   Donnelley … Solutions/FA
 3/09/21  OPAL Fuels Inc.                   S-1/A                 19:2.9M                                   Donnelley … Solutions/FA
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