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  <xs:element id="gpat_UnderwritersMember" name="UnderwritersMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="gpat_WorkingCapitalLoan" name="WorkingCapitalLoan" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit" />
  <xs:element id="gpat_WorkingCapitalLoansMember" name="WorkingCapitalLoansMember" type="dtr:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="gpat_TransferAssignOrSellAnySharesAfterCompletionOfBusinessCombinationStockPriceTrigger" name="TransferAssignOrSellAnySharesAfterCompletionOfBusinessCombinationStockPriceTrigger" type="dtr:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="gpat_TransferAssignOrSellAnySharesAfterCompletionOfBusinessCombinationThresholdConsecutiveTradingDays" name="TransferAssignOrSellAnySharesAfterCompletionOfBusinessCombinationThresholdConsecutiveTradingDays" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="gpat_BoxcarPartnersTwoLlcMember" name="BoxcarPartnersTwoLlcMember" type="dtr:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="gpat_FounderShares1Member" name="FounderShares1Member" type="dtr:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="gpat_GpiacIiLlcMember" name="GpiacIiLlcMember" type="dtr:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="gpat_GpicLlcMember" name="GpicLlcMember" type="dtr:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="gpat_SummaryofSignificantAccountingPoliciesDetailsTable" name="SummaryofSignificantAccountingPoliciesDetailsTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="gpat_ScheduleOfBasicAndDilutedNetIncomeLossPerOrdinaryShareAbstract" name="ScheduleOfBasicAndDilutedNetIncomeLossPerOrdinaryShareAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="gpat_SummaryofSignificantAccountingPoliciesScheduleofBasicandDilutedNetIncomeLossPerOrdinaryShareDetailsTable" name="SummaryofSignificantAccountingPoliciesScheduleofBasicandDilutedNetIncomeLossPerOrdinaryShareDetailsTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="gpat_WarrantRedemptionPriceAdjustmentMultiple" name="WarrantRedemptionPriceAdjustmentMultiple" type="dtr:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="gpat_WarrantsAndRightsOutstandingExercisableTermAfterBusinessCombination" name="WarrantsAndRightsOutstandingExercisableTermAfterBusinessCombination" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="gpat_WarrantsAndRightsOutstandingExercisableTermAfterClosingOfInitialPublicOffering" name="WarrantsAndRightsOutstandingExercisableTermAfterClosingOfInitialPublicOffering" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="gpat_CashUnderwritingDiscount" name="CashUnderwritingDiscount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit" />
  <xs:element id="gpat_CashUnderwritingDiscountPerUnit" name="CashUnderwritingDiscountPerUnit" type="dtr:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="gpat_CommitmentsDetailsTable" name="CommitmentsDetailsTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="gpat_UnderwritingAgreementMember" name="UnderwritingAgreementMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="gpat_UnderwritingOptionPeriod" name="UnderwritingOptionPeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="gpat_WarrantAgreementDescription" name="WarrantAgreementDescription" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="gpat_ThresholdPeriodAfterClosingOfBusinessCombinationToMaintainEffectivenessOfSuchRegistrationStatement" name="ThresholdPeriodAfterClosingOfBusinessCombinationToMaintainEffectivenessOfSuchRegistrationStatement" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="gpat_ThresholdPeriodForWarrantsNotToBeTransferableAssignableOrSalableAfterCompletionOfBusinessCombination" name="ThresholdPeriodForWarrantsNotToBeTransferableAssignableOrSalableAfterCompletionOfBusinessCombination" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="gpat_WarrantExercisePriceAdjustmentMultiple" name="WarrantExercisePriceAdjustmentMultiple" type="dtr:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="gpat_DueFromSponsor" name="DueFromSponsor" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit" />
  <xs:element id="gpat_RedeemableWarrantsEachWholeWarrantExercisableForOneClassAOrdinaryShareAtAnExercisePriceOfElevenPointFiveZeroPerShareMember" name="RedeemableWarrantsEachWholeWarrantExercisableForOneClassAOrdinaryShareAtAnExercisePriceOfElevenPointFiveZeroPerShareMember" type="dtr:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="gpat_UnitsEachConsistingOfOneClassOrdinaryShareAndOneHalfOfOneRedeemableWarrantMember" name="UnitsEachConsistingOfOneClassOrdinaryShareAndOneHalfOfOneRedeemableWarrantMember" type="dtr:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="gpat_DeferredUnderwritingFeePayableNoncurrent" name="DeferredUnderwritingFeePayableNoncurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit" />
  <xs:element id="gpat_DeferredLegalFeesNoncurrent" name="DeferredLegalFeesNoncurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit" />
  <xs:element id="gpat_CashWithdrawnFromTrustAccountInConnectionWithRedemption" name="CashWithdrawnFromTrustAccountInConnectionWithRedemption" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit" />
  <xs:element id="gpat_CapitalContributionFromNonredemptionAgreements" name="CapitalContributionFromNonredemptionAgreements" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit" />
  <xs:element id="gpat_StockIssuedDuringPeriodSharesCapitalContributionFromNonRedemptionAgreementsInShares" name="StockIssuedDuringPeriodSharesCapitalContributionFromNonRedemptionAgreementsInShares" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="gpat_NonredemptionAgreementsExpense" name="NonredemptionAgreementsExpense" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit" />
  <xs:element id="gpat_NonRedemptionAgreementsInvestors" name="NonRedemptionAgreementsInvestors" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="gpat_PercentageOfMarketTradingPrice" name="PercentageOfMarketTradingPrice" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="gpat_InitialPublicOfferingTextBlock" name="InitialPublicOfferingTextBlock" type="dtr:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="gpat_PrivatePlacementTextBlock" name="PrivatePlacementTextBlock" type="dtr:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="gpat_OfferingCostPolicyTextBlock" name="OfferingCostPolicyTextBlock" type="dtr:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="gpat_WarrantInstrumentsPolicyTextBlock" name="WarrantInstrumentsPolicyTextBlock" type="dtr:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="gpat_AmountInTrustAccountPerShare" name="AmountInTrustAccountPerShare" type="dtr:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="gpat_InvestmentOfCashInTrustAccount" name="InvestmentOfCashInTrustAccount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit" />
  <xs:element id="gpat_MaximumNetInterestToPayDissolutionExpenses" name="MaximumNetInterestToPayDissolutionExpenses" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit" />
  <xs:element id="gpat_OperatingBankAccount" name="OperatingBankAccount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit" />
  <xs:element id="gpat_OrganizationandPlanofBusinessOperationsDetailsTable" name="OrganizationandPlanofBusinessOperationsDetailsTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="gpat_PercentageObligationToRedeemPublicSharesIfEntityDoesNotCompleteBusinessCombination" name="PercentageObligationToRedeemPublicSharesIfEntityDoesNotCompleteBusinessCombination" type="dtr:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="gpat_PublicSharesMember" name="PublicSharesMember" type="dtr:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="gpat_PurchasePricePerUnit" name="PurchasePricePerUnit" type="dtr:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="gpat_ThresholdBusinessDaysForRedemptionOfPublicShares" name="ThresholdBusinessDaysForRedemptionOfPublicShares" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="gpat_ThresholdMinimumAggregateFairMarketValueAsPercentageOfAssetsHeldInTrustAccount" name="ThresholdMinimumAggregateFairMarketValueAsPercentageOfAssetsHeldInTrustAccount" type="dtr:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="gpat_ThresholdPercentageOfOutstandingVotingSecuritiesOfTargetToBeAcquiredByPostTransactionCompanyToCompleteBusinessCombination" name="ThresholdPercentageOfOutstandingVotingSecuritiesOfTargetToBeAcquiredByPostTransactionCompanyToCompleteBusinessCombination" type="dtr:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="gpat_InitialPublicOfferingDetailsTable" name="InitialPublicOfferingDetailsTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="gpat_NumberOfSharesInUnit" name="NumberOfSharesInUnit" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="gpat_BoxcarPartnersIIILLCMember" name="BoxcarPartnersIIILLCMember" type="dtr:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="gpat_CantorMember" name="CantorMember" type="dtr:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="gpat_ThresholdPeriodToPublicShareLiquidationOfTrustAccount" name="ThresholdPeriodToPublicShareLiquidationOfTrustAccount" type="dtr:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="gpat_TransactionCosts" name="TransactionCosts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit" />
  <xs:element id="gpat_WorkingCapital" name="WorkingCapital" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit" />
  <xs:element id="gpat_FairValueMeasurementScheduleofAssetsMeasuredatFairValueonaRecurringBasisDetailsTable" name="FairValueMeasurementScheduleofAssetsMeasuredatFairValueonaRecurringBasisDetailsTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="gpat_ClassOfWarrantOrRightMinimumThresholdWrittenNoticePeriodForRedemptionOfWarrants" name="ClassOfWarrantOrRightMinimumThresholdWrittenNoticePeriodForRedemptionOfWarrants" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="gpat_ClassOfWarrantOrRightRedemptionOfWarrantsOrRightsStockPriceTrigger" name="ClassOfWarrantOrRightRedemptionOfWarrantsOrRightsStockPriceTrigger" type="dtr:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="gpat_ClassOfWarrantOrRightRedemptionOfWarrantsOrRightsThresholdConsecutiveTradingDays" name="ClassOfWarrantOrRightRedemptionOfWarrantsOrRightsThresholdConsecutiveTradingDays" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="gpat_ClassOfWarrantOrRightRedemptionOfWarrantsOrRightsThresholdTradingDays" name="ClassOfWarrantOrRightRedemptionOfWarrantsOrRightsThresholdTradingDays" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="gpat_ClassOfWarrantOrRightWarrantRedemptionConditionMinimumSharePrice" name="ClassOfWarrantOrRightWarrantRedemptionConditionMinimumSharePrice" type="dtr:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="gpat_NumberOfTradingDaysEndingOnTradingDayPriorToDateOnWhichNoticeOfRedemptionIsSentForCalculatingVolumeWeightedAveragePriceOfOrdinaryShares" name="NumberOfTradingDaysEndingOnTradingDayPriorToDateOnWhichNoticeOfRedemptionIsSentForCalculatingVolumeWeightedAveragePriceOfOrdinaryShares" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="gpat_NumberOfTradingDaysPriorToConsummationOfBusinessCombinationForCalculatingVolumeWeightedAveragePriceOfOrdinaryShares" name="NumberOfTradingDaysPriorToConsummationOfBusinessCombinationForCalculatingVolumeWeightedAveragePriceOfOrdinaryShares" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="gpat_PercentageOfGrossNewProceedsToTotalEquityProceedsUsedToMeasureDilutionOfWarrant" name="PercentageOfGrossNewProceedsToTotalEquityProceedsUsedToMeasureDilutionOfWarrant" type="dtr:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="gpat_DeferredFeePayable" name="DeferredFeePayable" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit" />
  <xs:element id="gpat_DeferredFeePerUnit" name="DeferredFeePerUnit" type="dtr:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" />
  <xs:element id="gpat_ClassAOrdinarySharesParValue00001PerShareMember" name="ClassAOrdinarySharesParValue00001PerShareMember" type="dtr:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="gpat_SingleReportableSegmentMember" name="SingleReportableSegmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="gpat_NonRedemptionAgreementMember" name="NonRedemptionAgreementMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="gpat_FairValueMeasurementScheduleofAssetsMeasuredatFairValueonaRecurringBasisDetailsLineItems" name="FairValueMeasurementScheduleofAssetsMeasuredatFairValueonaRecurringBasisDetailsLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="gpat_ShareholdersDeficitDetailsTable" name="ShareholdersDeficitDetailsTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="gpat_SharePriceTriggerUsedToMeasureDilutionOfWarrants" name="SharePriceTriggerUsedToMeasureDilutionOfWarrants" type="dtr:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="gpat_ThresholdPeriodAfterClosingOfBusinessCombinationToFileRegistrationStatementWithSecCoveringIssuanceOfCommonStock" name="ThresholdPeriodAfterClosingOfBusinessCombinationToFileRegistrationStatementWithSecCoveringIssuanceOfCommonStock" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
</xs:schema>
