SEC Info - Allegro Merger Corp. - ‘10-K’ for 12/31/23

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Allegro Merger Corp. – ‘10-K’ for 12/31/23 – ‘EX-101.LAB’

On: Tuesday, 3/26/24, at 4:59pm ET · For: 12/31/23 · Accession #: 1213900-24-26091 · File #: 1-38581

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

 3/26/24  Allegro Merger Corp.              10-K       12/31/23   50:2.6M                                   EdgarAgents LLC/FA

Annual Report — Form 10-K — SEA’34

Filing Table of Contents

Document/Exhibit                   Description                      Pages   Size 

 1: 10-K        Annual Report                                       HTML    599K 
 2: EX-31.1     Certification -- §302 - SOA'02                      HTML     20K 
 3: EX-31.2     Certification -- §302 - SOA'02                      HTML     20K 
 4: EX-32       Certification -- §906 - SOA'02                      HTML     16K 
10: R1          Cover                                               HTML     85K 
11: R2          Audit Information                                   HTML     20K 
12: R3          Consolidated Balance Sheets                         HTML     85K 
13: R4          Consolidated Balance Sheets (Parentheticals)        HTML     35K 
14: R5          Consolidated Statements of Operations               HTML     41K 
15: R6          Consolidated Statements of Operations               HTML     24K 
                (Parentheticals)                                                 
16: R7          Consolidated Statements of Changes in               HTML     35K 
                Stockholders? Deficit                                            
17: R8          Consolidated Statements of Cash Flows               HTML     49K 
18: R9          Organization and Plan of Business Operations        HTML     25K 
19: R10         Summary of Significant Accounting Policies          HTML     31K 
20: R11         Initial Public Offering                             HTML     17K 
21: R12         Private Placement                                   HTML     18K 
22: R13         Related Party Transactions                          HTML     26K 
23: R14         Commitments and Contingencies                       HTML     21K 
24: R15         Stockholders? Equity                                HTML     32K 
25: R16         Fair Value Measurements                             HTML     30K 
26: R17         Income Taxes                                        HTML     23K 
27: R18         Subsequent Events                                   HTML     18K 
28: R19         Pay vs Performance Disclosure                       HTML     27K 
29: R20         Insider Trading Arrangements                        HTML     21K 
30: R21         Accounting Policies, by Policy (Policies)           HTML     48K 
31: R22         Fair Value Measurements (Tables)                    HTML     31K 
32: R23         Income Taxes (Tables)                               HTML     19K 
33: R24         Organization and Plan of Business Operations        HTML     84K 
                (Details)                                                        
34: R25         Summary of Significant Accounting Policies          HTML     33K 
                (Details)                                                        
35: R26         Initial Public Offering (Details)                   HTML     43K 
36: R27         Private Placement (Details)                         HTML     28K 
37: R28         Related Party Transactions (Details)                HTML     43K 
38: R29         Commitments and Contingencies (Details)             HTML     25K 
39: R30         Stockholders? Equity (Details)                      HTML     57K 
40: R31         Fair Value Measurements (Details) - Schedule of     HTML     22K 
                Assets That Are Measured At Fair Value on a                      
                Recurring Basis                                                  
41: R32         Fair Value Measurements (Details) - Schedule of     HTML     24K 
                Fair Value Measurements Inputs Utilized To Measure               
                Fair Value of Private Placement Warrants                         
42: R33         Fair Value Measurements (Details) - Schedule of     HTML     20K 
                Fair Value of Derivative Warrant Liabilities                     
43: R34         Income Taxes (Details)                              HTML     29K 
44: R35         Income Taxes (Details) - Schedule of Net Deferred   HTML     21K 
                Tax Assets                                                       
45: R36         Subsequent Events (Details)                         HTML     18K 
47: XML         IDEA XML File -- Filing Summary                      XML     84K 
50: XML         XBRL Instance -- ea0201907-10k_allegro_htm           XML    340K 
46: EXCEL       IDEA Workbook of Financial Report Info              XLSX     70K 
 6: EX-101.CAL  XBRL Calculations -- algr-20231231_cal               XML     43K 
 7: EX-101.DEF  XBRL Definitions -- algr-20231231_def                XML    344K 
 8: EX-101.LAB  XBRL Labels -- algr-20231231_lab                     XML    507K 
 9: EX-101.PRE  XBRL Presentations -- algr-20231231_pre              XML    301K 
 5: EX-101.SCH  XBRL Schema -- algr-20231231                         XSD     91K 
48: JSON        XBRL Instance as JSON Data -- MetaLinks              297±   405K 
49: ZIP         XBRL Zipped Folder -- 0001213900-24-026091-xbrl      Zip    167K

‘EX-101.LAB’ — XBRL Labels — algr-20231231_lab

This Exhibit is an XBRL File.

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<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_AssetsCurrent_lbl" xml:lang="en-US"> Total current assets </label>

<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>

<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>

<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>

<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>

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<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_StockholdersEquity_lbl0" xml:lang="en-US"> Balance </label>

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<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 stockholders’ deficit </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:label="us-gaap_OperatingIncomeLoss_lbl" xml:lang="en-US"> Loss from operations </label>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:label="us-gaap_NetIncomeLoss_lbl1" xml:lang="en-US"> Net operating loss </label>

<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>

<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>

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<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_lbl" xml:lang="en-US"> Organization and Plan of Business Operations [Abstarct] </label>

<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 [Abstract] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_InitialPublicOfferingAbstract_lbl" xml:lang="en-US"> Initial Public Offering [Abstract] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_PrivatePlacementAbstract_lbl" xml:lang="en-US"> Private Placement [Abstract] </label>

<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>

<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 [Abstract] </label>

<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 [Abstract] </label>

<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 Measurements [Abstract] </label>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_ScheduleOfFairValueMeasurementsInputsUtilizedToMeasureFairValueOfPrivatePlacementWarrantsAbstract_lbl" xml:lang="en-US"> Schedule of Fair Value Measurements Inputs Utilized To Measure Fair Value of Private Placement Warrants [Abstract] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_MeasurementInputTypeAxis_lbl" xml:lang="en-US"> Measurement Input Type [Axis] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_ScheduleOfFairValueOfDerivativeWarrantLiabilitiesAbstract_lbl" xml:lang="en-US"> Schedule of Fair Value of Derivative Warrant Liabilities [Abstract] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_WarrantsAndRightsOutstanding_lbl" xml:lang="en-US"> Derivative warrant liabilities, Beginning balance </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_WarrantsAndRightsOutstanding_lbl0" xml:lang="en-US"> Derivative warrant liabilities, Ending balance </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_WarrantsAndRightsOutstanding_lbl1" xml:lang="en-US"> Warrant liability </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_WarrantsAndRightsOutstanding_lbl2" xml:lang="en-US"> Derivative warrant liabilities </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeTaxDisclosureAbstract_lbl" xml:lang="en-US"> Income Taxes [Abstract] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_DeferredTaxAssetsNet_lbl" xml:lang="en-US"> Deferred tax asset, net of allowance </label>

<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>

<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>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PrepaidExpenseAndOtherAssetsCurrent_lbl" xml:lang="en-US"> Prepaid expenses and other current assets </label>

<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 STOCKHOLDERS’ DEFICIT </label>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_lbl" xml:lang="en-US"> Accounts payable and accrued expenses </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NotesPayableCurrent_lbl" xml:lang="en-US"> Notes payable-related party </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockholdersEquityAbstract_lbl" xml:lang="en-US"> Stockholders’ deficit: </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PreferredStockValue_lbl" xml:lang="en-US"> Preferred stock, $0.0001 par value; 1,000,000 shares authorized; none issued and outstanding </label>

<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>

<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>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_PreferredStockSharesIssued_lbl0" xml:lang="en-US"> Preferred stock issued </label>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_PreferredStockSharesOutstanding_lbl0" xml:lang="en-US"> Preferred stock outstanding </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStockValue_lbl" xml:lang="en-US"> Common stock, $0.0001 par value; 40,000,000 shares authorized, 4,110,000 shares issued and outstanding as of December 31, 2022 and December 31, 2021 </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare_lbl" xml:lang="en-US"> Common stock, par value (in Dollars per share) </label>

<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 value (in Dollars per share) </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStockSharesAuthorized_lbl" xml:lang="en-US"> Common stock, shares authorized </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStockSharesIssued_lbl" xml:lang="en-US"> Common stock, shares issued </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl" xml:lang="en-US"> Common stock, shares outstanding </label>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xml:lang="en-US"> Retained earnings </label>

<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 costs </label>

<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 common stock, basic (in Shares) </label>

<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 common stock,diluted </label>

<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 loss per share (in Dollars per share) </label>

<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 loss per share </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xml:lang="en-US"> Cash flow from operating activities </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xml:lang="en-US"> Changes in operating assets and liabilities: </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_lbl" xml:lang="en-US"> Accounts payable and accrued expenses </label>

<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>

<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>

<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 notes payable- related party </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ProceedsFromRelatedPartyDebt_lbl0" xml:lang="en-US"> Unsecured promissory notes </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_lbl" xml:lang="en-US"> Net increase (decrease) in cash </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_lbl" xml:lang="en-US"> Prepaid expenses and other current assets </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RelatedPartyMember_lbl" xml:lang="en-US"> Related Party </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStockMember_lbl" xml:lang="en-US"> Common Stock </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_CommonStockMember_lbl0" xml:lang="en-US"> Common Stock [Member] </label>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RetainedEarningsMember_lbl" xml:lang="en-US"> Retained Earnings </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NatureOfOperations_lbl" xml:lang="en-US"> Organization and Plan of Business Operations </label>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="algr_InitialPublicOfferingTextBlock_lbl" xml:lang="en-US"> Initial Public Offering </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="algr_PrivatePlacementTextBlock_lbl" xml:lang="en-US"> Private Placement </label>

<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>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockholdersEquityNoteDisclosureTextBlock_lbl" xml:lang="en-US"> Stockholders’ Equity </label>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FairValueAssetsMeasuredOnRecurringAndNonrecurringBasisTableTextBlock_lbl" xml:lang="en-US"> Schedule of Assets That Are Measured At Fair Value on a Recurring Basis </label>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="algr_LiabilitiesAbstract0_lbl" xml:lang="en-US"> Liabilities: </label>

<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 Measurements Inputs Utilized To Measure Fair Value of Private Placement Warrants </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DerivativeLiabilityMeasurementInput_lbl" xml:lang="en-US"> Fair value measurements </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfDerivativeLiabilitiesAtFairValueTableTextBlock_lbl" xml:lang="en-US"> Schedule of Fair Value of Derivative Warrant Liabilities </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncreaseDecreaseInDerivativeLiabilities_lbl" xml:lang="en-US"> Change in fair value of derivative warrant liabilities </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncomeTaxDisclosureTextBlock_lbl" xml:lang="en-US"> Income Taxes </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_lbl" xml:lang="en-US"> Schedule of Net Deferred Tax Assets </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredTaxAssetsGross_lbl" xml:lang="en-US"> Total deferred tax assets </label>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_DeferredTaxAssetsValuationAllowance_lbl" xml:lang="en-US"> Valuation Allowance </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FairValueInputsLevel1Member_lbl" xml:lang="en-US"> Quoted Price in Active Market (Level 1) [Member] </label>

<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>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_MeasurementInputOptionVolatilityMember_lbl" xml:lang="en-US"> Volatility [Member] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_MeasurementInputRiskFreeInterestRateMember_lbl" xml:lang="en-US"> Risk Free Rate [Member] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_MeasurementInputExpectedTermMember_lbl" xml:lang="en-US"> Estimated Term Remaining [Member] </label>

<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>

<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>

<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>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="srt_TitleOfIndividualAxis_lbl" xml:lang="en-US"> Title of Individual [Axis] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="algr_TypeOfContributionAxis_lbl" xml:lang="en-US"> Type of contribution [Axis] </label>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodSharesNewIssues_lbl" xml:lang="en-US"> Consummated units </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodSharesNewIssues_lbl0" xml:lang="en-US"> Sale of units </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProceedsFromIssuanceInitialPublicOffering_lbl" xml:lang="en-US"> Generating gross proceeds (in Dollars) </label>

<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 (in Dollars) </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="algr_NumberOfSharesIssuedPerUnit_lbl" xml:lang="en-US"> Number of shares in a unit </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight_lbl" xml:lang="en-US"> Number of shares issuable per warrant </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight_lbl0" xml:lang="en-US"> Number of units </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_lbl" xml:lang="en-US"> Common stock at an exercise price (in Dollars per share) </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_lbl" xml:lang="en-US"> Sale units </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_lbl0" xml:lang="en-US"> Sale of units </label>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_SaleOfStockPricePerShare_lbl0" xml:lang="en-US"> Private per unit price (in Dollars per share) </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProceedsFromIssuanceOfPrivatePlacement_lbl" xml:lang="en-US"> Gross proceeds (in Dollars) </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ProceedsFromIssuanceOfPrivatePlacement_lbl0" xml:lang="en-US"> Aggregate purchase price (in Dollars) </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProceedsFromIssuanceOrSaleOfEquity_lbl" xml:lang="en-US"> Net proceeds of the sale of the Units (in Dollars) </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentTerm_lbl" xml:lang="en-US"> Maturity days </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="algr_DissolutionExpenses_lbl" xml:lang="en-US"> Dissolution expenses (in Dollars) </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_TemporaryEquityRedemptionPricePerShare_lbl" xml:lang="en-US"> Redemption price per share (in Dollars per share) </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RestrictedCash_lbl" xml:lang="en-US"> Restricted cash (in Dollars) </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PaymentsForLoans_lbl" xml:lang="en-US"> Loans made by initial stockholders (in Dollars) </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="algr_WorkingCapitalDeficit_lbl" xml:lang="en-US"> Working capital deficit (in Dollars) </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_lbl" xml:lang="en-US"> Diluted earnings per share (in Shares) </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SharesIssuedPricePerShare_lbl" xml:lang="en-US"> Shares per share (in Dollars per share) </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProceedsFromContributionsFromParent_lbl" xml:lang="en-US"> Contributed aggregate amount </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="algr_UnconvertedPublicShares_lbl" xml:lang="en-US"> Unconverted public share (in Dollars per share) </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DepositAssets_lbl" xml:lang="en-US"> Deposits </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="algr_OutstandingBalance_lbl" xml:lang="en-US"> Outstanding balance </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="algr_UnderwritingDiscount_lbl" xml:lang="en-US"> Underwriting discount, percentage </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="algr_DeferredUnderwritingDiscount_lbl" xml:lang="en-US"> Deferred underwriting discount, percentage </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="algr_GrossProceedsPercentage_lbl" xml:lang="en-US"> Gross proceeds, percentage </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStockVotingRights_lbl" xml:lang="en-US"> Common stock, voting rights </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_TemporaryEquityAggregateAmountOfRedemptionRequirement_lbl" xml:lang="en-US"> Redemption price (in Dollars) </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="algr_ChangeInValueOfCommonStockDueToRedemptions_lbl" xml:lang="en-US"> Change in value of common stock due to redemptions (in Dollars) </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_WarrantsAndRightsOutstandingTerm_lbl" xml:lang="en-US"> Warrant term </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_WarrantExercisePriceDecrease_lbl" xml:lang="en-US"> Warrant price per share (in Dollars per share) </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="algr_ExceedsPerShares_lbl" xml:lang="en-US"> Exceeds per shares (in Dollars per share) </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OperatingLossCarryforwards_lbl" xml:lang="en-US"> Net operating loss carryforwards </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_UnsecuredDebt_lbl" xml:lang="en-US"> Unsecured promissory notes </label>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ConsolidationPolicyTextBlock_lbl" xml:lang="en-US"> Principles of Consolidation </label>

<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>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_MarketableSecuritiesPolicy_lbl" xml:lang="en-US"> Marketable securities held in Trust Account </label>

<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 Share </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_UnusualRisksAndUncertaintiesTextBlock_lbl" xml:lang="en-US"> Risks and Uncertainties </label>

<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>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IPOMember_lbl" xml:lang="en-US"> Initial Public Offering [Member] </label>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_OverAllotmentOptionMember_lbl0" xml:lang="en-US"> Over-Allotment Option [Member] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_WarrantMember_lbl" xml:lang="en-US"> Warrant [Member] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="algr_RedeemableCommonStockMember_lbl" xml:lang="en-US"> Redeemable Common Stock [Member] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RightsMember_lbl" xml:lang="en-US"> Rights [Member] </label>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PrivatePlacementMember_lbl" xml:lang="en-US"> Private Placement [Member] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="algr_PrivateWarrantMember_lbl" xml:lang="en-US"> Private Warrant [Member] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="algr_PrivateRightMember_lbl" xml:lang="en-US"> Private Right [Member] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="srt_ChiefExecutiveOfficerMember_lbl" xml:lang="en-US"> Eric S. Rosenfeld [Member] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="srt_ChiefExecutiveOfficerMember_lbl0" xml:lang="en-US"> Chief Executive Officer [Member] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="algr_FirstContributionMember_lbl" xml:lang="en-US"> First Contribution [Member] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="algr_SecondContributionMember_lbl" xml:lang="en-US"> Second Contribution [Member] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="algr_ThirdContributionMember_lbl" xml:lang="en-US"> Third Contribution [Member] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="algr_UnderwritingAgreementMember_lbl" xml:lang="en-US"> Underwriting Agreement [Member] </label>

<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>

<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>

<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>

<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>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_FairValueMeasurementsDetailsScheduleofAssetsThatAreMeasuredAtFairValueonaRecurringBasisTable_lbl" xml:lang="en-US"> Fair Value Measurements (Details) - Schedule of Assets That Are Measured At Fair Value on a Recurring Basis [Table] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_FairValueMeasurementsDetailsScheduleofAssetsThatAreMeasuredAtFairValueonaRecurringBasisLineItems_lbl" xml:lang="en-US"> Fair Value Measurements (Details) - Schedule of Assets That Are Measured At Fair Value on a Recurring Basis [Line Items] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_MeasurementInputTypeDomain_lbl" xml:lang="en-US"> Measurement Input Type [Domain] </label>

<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>

<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>

<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>

<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>

<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>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_OrganizationandPlanofBusinessOperationsDetailsTable_lbl" xml:lang="en-US"> Organization and Plan of Business Operations (Details) [Table] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SubsidiarySaleOfStockLineItems_lbl" xml:lang="en-US"> Organization and Plan of Business Operations [Line Items] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_SummaryofSignificantAccountingPoliciesDetailsTable_lbl" xml:lang="en-US"> Summary of Significant Accounting Policies (Details) [Table] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_lbl" xml:lang="en-US"> Summary of Significant Accounting Policies [Line Items] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_InitialPublicOfferingDetailsTable_lbl" xml:lang="en-US"> Initial Public Offering (Details) [Table] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BusinessAcquisitionLineItems_lbl" xml:lang="en-US"> Initial Public Offering [Line Items] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_PrivatePlacementDetailsTable_lbl" xml:lang="en-US"> Private Placement (Details) [Table] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ClassOfWarrantOrRightLineItems_lbl" xml:lang="en-US"> Private Placement [Line Items] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_TypeOfContributionDomainDomain_lbl" xml:lang="en-US"> TypeOfContributionDomain [Domain] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="srt_TitleOfIndividualWithRelationshipToEntityDomain_lbl" xml:lang="en-US"> Title of Individual [Domain] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_RelatedPartyTransactionsDetailsTable_lbl" xml:lang="en-US"> Related Party Transactions (Details) [Table] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RelatedPartyTransactionLineItems_lbl" xml:lang="en-US"> Related Party Transactions [Line Items] </label>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_CommitmentsandContingenciesDetailsTable_lbl" xml:lang="en-US"> Commitments and Contingencies (Details) [Table] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherCommitmentsLineItems_lbl" xml:lang="en-US"> Commitments and Contingencies [Line Items] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_StockholdersEquityDetailsTable_lbl" xml:lang="en-US"> Stockholders’ Equity (Details) [Table] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ClassOfStockLineItems_lbl" xml:lang="en-US"> Stockholders’ Equity [Line Items] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_SubsequentEventsDetailsTable_lbl" xml:lang="en-US"> Subsequent Events (Details) [Table] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SubsequentEventLineItems_lbl" xml:lang="en-US"> Subsequent Events [Line Items] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="algr_ChangeInValueOfCommonStockDueToRedemptions_lbl0" xml:lang="en-US"> Change in value of common stock due to redemptions. </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="algr_DeferredUnderwritingDiscount_lbl0" xml:lang="en-US"> Deferred underwriting discount. </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="algr_DissolutionExpenses_lbl0" xml:lang="en-US"> Dissolution expenses. </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="algr_ExceedsPerShares_lbl0" xml:lang="en-US"> Amount of exceeds per shares. .. </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="algr_GrossProceedsPercentage_lbl0" xml:lang="en-US"> Gross proceeds, percentage. </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="algr_InitialPublicOfferingTextBlock_lbl0" xml:lang="en-US"> The entire disclosure for initial public offering. </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="algr_NumberOfSharesIssuedPerUnit_lbl0" xml:lang="en-US"> The number of shares in a unit. </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="algr_OutstandingBalance_lbl0" xml:lang="en-US"> Outstanding balance. </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="algr_PrivatePlacementTextBlock_lbl0" xml:lang="en-US"> The entire disclosure for private placement. </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="algr_UnconvertedPublicShares_lbl0" xml:lang="en-US"> Unconverted public share. </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="algr_UnderwritingDiscount_lbl0" xml:lang="en-US"> Underwriting discount. </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="algr_WorkingCapitalDeficit_lbl0" xml:lang="en-US"> Amount of working capital deficit. </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EarningsPerShareBasic_lbl0" xml:lang="en-US"> Earnings Per Share, Basic </label>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockVotingRights_lbl0" xml:lang="en-US"> Common Stock, Voting Rights </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_LiabilitiesAbstract0_lbl0" xml:lang="en-US"> Liabilities Abstract0 </label>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_PrivateRightMember_lbl0" xml:lang="en-US"> Private Right Member </label>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AssetsAbstract_lbl0" xml:lang="en-US"> Assets [Abstract] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxAssetsNet_lbl0" xml:lang="en-US"> Deferred Tax Assets, Net of Valuation Allowance </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLossCarryforwards_lbl0" xml:lang="en-US"> Operating Loss Carryforwards </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_ScheduleOfAssetsThatAreMeasuredAtFairValueOnARecurringBasisAbstract_lbl" xml:lang="en-US"> Schedule Of Assets That Are Measured At Fair Value On ARecurring Basis Abstract </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SharesIssuedPricePerShare_lbl0" xml:lang="en-US"> Shares Issued, Price Per Share </label>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfDerivativeLiabilitiesAtFairValueTableTextBlock_lbl0" xml:lang="en-US"> Schedule of Derivative Liabilities at Fair Value [Table Text Block] </label>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_WarrantExercisePriceDecrease_lbl0" xml:lang="en-US"> Warrant, Exercise Price, Decrease </label>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_WarrantsAndRightsOutstanding_lbl3" xml:lang="en-US"> Warrants and Rights Outstanding </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_RedeemableCommonStockMember_lbl0" xml:lang="en-US"> Redeemable Common Stock Member </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RelatedPartyMember_lbl0" xml:lang="en-US"> Related Party [Member] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DerivativeLiabilityMeasurementInput_lbl0" xml:lang="en-US"> Derivative Liability, Measurement Input </label>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockholdersEquityAbstract_lbl0" xml:lang="en-US"> Equity, Attributable to Parent [Abstract] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IPOMember_lbl0" xml:lang="en-US"> IPO [Member] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockholdersEquityNoteDisclosureTextBlock_lbl0" xml:lang="en-US"> Equity [Text Block] </label>

<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>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PreferredStockSharesAuthorized_lbl0" xml:lang="en-US"> Preferred Stock, Shares Authorized </label>

<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>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_OutstandingBalance_lbl1" xml:lang="en-US"> Outstanding Balance </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_ChangeInValueOfCommonStockDueToRedemptions_lbl1" xml:lang="en-US"> Change In Value Of Common Stock Due To Redemptions </label>

<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>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_ThirdContributionMember_lbl0" xml:lang="en-US"> Third Contribution Member </label>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockIssuedDuringPeriodSharesNewIssues_lbl1" xml:lang="en-US"> Stock Issued During Period, Shares, New Issues </label>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PreferredStockSharesIssued_lbl1" xml:lang="en-US"> Preferred Stock, Shares Issued </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_DeferredUnderwritingDiscount_lbl1" xml:lang="en-US"> Deferred Underwriting Discount </label>

<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>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RestrictedCash_lbl0" xml:lang="en-US"> Restricted Cash </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NotesPayableCurrent_lbl0" xml:lang="en-US"> Notes Payable, Current </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DepositAssets_lbl0" xml:lang="en-US"> Deposit Assets </label>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInDerivativeLiabilities_lbl0" xml:lang="en-US"> Increase (Decrease) in Derivative Liabilities </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockMember_lbl1" xml:lang="en-US"> Common Stock [Member] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare_lbl1" xml:lang="en-US"> Common Stock, Par or Stated Value Per Share </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromIssuanceOrSaleOfEquity_lbl0" xml:lang="en-US"> Proceeds from Issuance or Sale of Equity </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl0" xml:lang="en-US"> Common Stock, Shares, Outstanding </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueInputsLevel1Member_lbl0" xml:lang="en-US"> Fair Value, Inputs, Level 1 [Member] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_InitialPublicOfferingTextBlock_lbl1" xml:lang="en-US"> Initial Public Offering Text Block </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PrepaidExpenseAndOtherAssetsCurrent_lbl0" xml:lang="en-US"> Prepaid Expense and Other Assets, Current </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueAssetsMeasuredOnRecurringAndNonrecurringBasisTableTextBlock_lbl0" xml:lang="en-US"> Fair Value, Assets Measured on Recurring and Nonrecurring Basis [Table Text Block] </label>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TemporaryEquityRedemptionPricePerShare_lbl0" xml:lang="en-US"> Temporary Equity, Redemption Price Per Share </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_lbl0" xml:lang="en-US"> Increase (Decrease) in Prepaid Expense and Other Assets </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_UnderwritingAgreementMember_lbl0" xml:lang="en-US"> Underwriting Agreement Member </label>

<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>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PreferredStockSharesOutstanding_lbl1" xml:lang="en-US"> Preferred Stock, Shares Outstanding </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueInputsLevel2Member_lbl0" xml:lang="en-US"> Fair Value, Inputs, Level 2 [Member] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_TypeOfContributionAxis_lbl0" xml:lang="en-US"> Type Of Contribution Axis </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SaleOfStockPricePerShare_lbl1" xml:lang="en-US"> Sale of Stock, Price Per Share </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_WarrantMember_lbl0" xml:lang="en-US"> Warrant [Member] </label>

<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>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_UnlabeledAbstract10_lbl0" xml:lang="en-US"> Unlabeled Abstract10 </label>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_UnlabeledAbstract11_lbl0" xml:lang="en-US"> Unlabeled Abstract11 </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromContributionsFromParent_lbl0" xml:lang="en-US"> Proceeds from Contributions from Parent </label>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_MarketableSecuritiesPolicy_lbl0" xml:lang="en-US"> Marketable Securities, Policy [Policy Text Block] </label>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_GrossProceedsPercentage_lbl1" xml:lang="en-US"> Gross Proceeds Percentage </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_MeasurementInputOptionVolatilityMember_lbl0" xml:lang="en-US"> Measurement Input, Option Volatility [Member] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_WorkingCapitalDeficit_lbl1" xml:lang="en-US"> Working Capital Deficit </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight_lbl1" xml:lang="en-US"> Class of Warrant or Right, Number of Securities Called by Each Warrant or Right </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_UnlabeledAbstract2_lbl0" xml:lang="en-US"> Unlabeled Abstract2 </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_UnlabeledAbstract1_lbl0" xml:lang="en-US"> Unlabeled Abstract1 </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_UnlabeledAbstract4_lbl0" xml:lang="en-US"> Unlabeled Abstract4 </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromIssuanceInitialPublicOffering_lbl1" xml:lang="en-US"> Proceeds from Issuance Initial Public Offering </label>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_UnlabeledAbstract3_lbl0" xml:lang="en-US"> Unlabeled Abstract3 </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_UnlabeledAbstract0_lbl0" xml:lang="en-US"> Unlabeled Abstract0 </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_UnlabeledAbstract9_lbl0" xml:lang="en-US"> Unlabeled Abstract9 </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromRelatedPartyDebt_lbl1" xml:lang="en-US"> Proceeds from Related Party Debt </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeTaxDisclosureTextBlock_lbl0" xml:lang="en-US"> Income Tax Disclosure [Text Block] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_UnlabeledAbstract6_lbl0" xml:lang="en-US"> Unlabeled Abstract6 </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_UnlabeledAbstract5_lbl0" xml:lang="en-US"> Unlabeled Abstract5 </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_UnlabeledAbstract8_lbl0" xml:lang="en-US"> Unlabeled Abstract8 </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_UnlabeledAbstract7_lbl0" xml:lang="en-US"> Unlabeled Abstract7 </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_UnusualRisksAndUncertaintiesTextBlock_lbl0" xml:lang="en-US"> Unusual Risks and Uncertainties [Table Text Block] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PaymentsForLoans_lbl0" xml:lang="en-US"> Payments for Loans </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="srt_ChiefExecutiveOfficerMember_lbl1" xml:lang="en-US"> Chief Executive Officer [Member] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OverAllotmentOptionMember_lbl1" xml:lang="en-US"> Over-Allotment Option [Member] </label>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RightsMember_lbl0" xml:lang="en-US"> Rights [Member] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_lbl0" xml:lang="en-US"> Accounts Payable and Accrued Liabilities, Current </label>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_UnconvertedPublicShares_lbl1" xml:lang="en-US"> Unconverted Public Shares </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_UnderwritingDiscount_lbl1" xml:lang="en-US"> Underwriting Discount </label>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_PrivatePlacementTextBlock_lbl1" xml:lang="en-US"> Private Placement Text Block </label>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_lbl0" xml:lang="en-US"> Schedule of Deferred Tax Assets and Liabilities [Table Text Block] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_UnsecuredDebt_lbl0" xml:lang="en-US"> Unsecured Debt </label>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_UnlabeledAbstract_lbl0" xml:lang="en-US"> Unlabeled Abstract </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockSharesAuthorized_lbl0" xml:lang="en-US"> Common Stock, Shares Authorized </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_MeasurementInputRiskFreeInterestRateMember_lbl0" xml:lang="en-US"> Measurement Input, Risk Free Interest Rate [Member] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockholdersEquity_lbl2" xml:lang="en-US"> Equity, Attributable to Parent </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_lbl0" xml:lang="en-US"> Increase (Decrease) in Accounts Payable and Accrued Liabilities </label>

<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>

<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>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_lbl1" xml:lang="en-US"> Sale of Stock, Number of Shares Issued in Transaction </label>

<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>

<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>

<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>

<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>

<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>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_SecondContributionMember_lbl0" xml:lang="en-US"> Second Contribution Member </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockSharesIssued_lbl0" xml:lang="en-US"> Common Stock, Shares, Issued </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromIssuanceOfPrivatePlacement_lbl1" xml:lang="en-US"> Proceeds from Issuance of Private Placement </label>

<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>

<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>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_ScheduleOfNetDeferredTaxAssetsAbstract_lbl" xml:lang="en-US"> Schedule Of Net Deferred Tax Assets Abstract </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PrivatePlacementMember_lbl0" xml:lang="en-US"> Private Placement [Member] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NatureOfOperations_lbl0" xml:lang="en-US"> Nature of Operations [Text Block] </label>

<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>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_PrivateWarrantMember_lbl0" xml:lang="en-US"> Private Warrant Member </label>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_NumberOfSharesIssuedPerUnit_lbl1" xml:lang="en-US"> Number Of Shares Issued Per Unit </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_DissolutionExpenses_lbl1" xml:lang="en-US"> Dissolution Expenses </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl2" xml:lang="en-US"> Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PreferredStockParOrStatedValuePerShare_lbl0" xml:lang="en-US"> Preferred Stock, Par or Stated Value Per Share </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_MeasurementInputExpectedTermMember_lbl0" xml:lang="en-US"> Measurement Input, Expected Term [Member] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ConsolidationPolicyTextBlock_lbl0" xml:lang="en-US"> Consolidation, Policy [Policy Text Block] </label>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_ExceedsPerShares_lbl1" xml:lang="en-US"> Exceeds Per Shares </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="algr_FirstContributionMember_lbl0" xml:lang="en-US"> First Contribution Member </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentTerm_lbl0" xml:lang="en-US"> Debt Instrument, Term </label>

<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>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxAssetsValuationAllowance_lbl0" xml:lang="en-US"> Deferred Tax Assets, Valuation Allowance </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl0" xml:lang="en-US"> Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] </label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueInputsLevel3Member_lbl0" xml:lang="en-US"> Fair Value, Inputs, Level 3 [Member] </label>

</labelLink>

</linkbase>

4 Previous Filings that this Filing References

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

 3/24/22  Allegro Merger Corp.              10-K       12/31/21   50:2.5M                                   EdgarAgents LLC/FA
 7/03/18  Allegro Merger Corp.              8-K:1,5,9   7/02/18    8:675K                                   EdgarAgents LLC/FA
 6/21/18  Allegro Merger Corp.              S-1/A                 21:3.2M                                   EdgarAgents LLC/FA
 5/29/18  Allegro Merger Corp.              S-1                    5:2.3M                                   EdgarAgents LLC/FA

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