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<!-- Creation date: 2016-02-20T08:51:01Z -->
<!-- Copyright (c) 2005-2013 R.R. Donnelley & Sons Company All Rights Reserved. -->
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  <import namespace="http://xbrl.org/2005/xbrldt" schemaLocation="http://www.xbrl.org/2005/xbrldt-2005.xsd"/>
  <import namespace="http://fasb.org/us-gaap/2015-01-31" schemaLocation="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd"/>
  <import namespace="http://xbrl.sec.gov/country/2013-01-31" schemaLocation="http://xbrl.sec.gov/country/2013/country-2013-01-31.xsd"/>
  <import namespace="http://xbrl.sec.gov/currency/2014-01-31" schemaLocation="http://xbrl.sec.gov/currency/2014/currency-2014-01-31.xsd"/>
  <import namespace="http://xbrl.sec.gov/dei/2014-01-31" schemaLocation="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd"/>
  <import namespace="http://xbrl.sec.gov/exch/2015-01-31" schemaLocation="http://xbrl.sec.gov/exch/2015/exch-2015-01-31.xsd"/>
  <import namespace="http://xbrl.sec.gov/invest/2013-01-31" schemaLocation="http://xbrl.sec.gov/invest/2013/invest-2013-01-31.xsd"/>
  <import namespace="http://xbrl.sec.gov/naics/2011-01-31" schemaLocation="http://xbrl.sec.gov/naics/2011/naics-2011-01-31.xsd"/>
  <import namespace="http://xbrl.sec.gov/sic/2011-01-31" schemaLocation="http://xbrl.sec.gov/sic/2011/sic-2011-01-31.xsd"/>
  <import namespace="http://xbrl.sec.gov/stpr/2011-01-31" schemaLocation="http://xbrl.sec.gov/stpr/2011/stpr-2011-01-31.xsd"/>
  <element name="AbandonmentExpense" id="aoip_AbandonmentExpense" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="AmortizationRatePerDollarOfGrossRevenue" id="aoip_AmortizationRatePerDollarOfGrossRevenue" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="BpProductsNorthAmericaIncMember" id="aoip_BpProductsNorthAmericaIncMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="CapitalizedCostsAccumulatedDepreciationDepletionAmortizationAndValuationAllowanceForRelatingToOilAndGasProducingActivitiesTableTextBlock" id="aoip_CapitalizedCostsAccumulatedDepreciationDepletionAmortizationAndValuationAllowanceForRelatingToOilAndGasProducingActivitiesTableTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="CapitalizedCostsRelatingToOilAndGasProducingActivitiesTableTextBlock" id="aoip_CapitalizedCostsRelatingToOilAndGasProducingActivitiesTableTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="CapitalizedSyndicationCost" id="aoip_CapitalizedSyndicationCost" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="CollaborationArrangementDisclosureAbstract" id="aoip_CollaborationArrangementDisclosureAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="CompensationAndReimbursementForCostsAndExpensesTableTextBlock" id="aoip_CompensationAndReimbursementForCostsAndExpensesTableTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="CompensationToAffiliatesDisclosureTextBlock" id="aoip_CompensationToAffiliatesDisclosureTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DepreciationExpenseForFederalIncomeTaxPurposes" id="aoip_DepreciationExpenseForFederalIncomeTaxPurposes" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DevelopmentCostsInvestingPartners" id="aoip_DevelopmentCostsInvestingPartners" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DevelopmentCostsManagingPartners" id="aoip_DevelopmentCostsManagingPartners" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DiscountRatePercentage" id="aoip_DiscountRatePercentage" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DismantlementAndAbandonmentCostForFederalIncomeTaxPurposes" id="aoip_DismantlementAndAbandonmentCostForFederalIncomeTaxPurposes" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DocumentAndEntityInformationAbstract" id="aoip_DocumentAndEntityInformationAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="EstimatedFutureCashFlowsDiscountRate" id="aoip_EstimatedFutureCashFlowsDiscountRate" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="EstimatesOfProvedReservesPercentage" id="aoip_EstimatesOfProvedReservesPercentage" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="FieldwoodEnergyLlcMember" id="aoip_FieldwoodEnergyLlcMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="IncreaseDecreaseInDueFromToRelatedParty" id="aoip_IncreaseDecreaseInDueFromToRelatedParty" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="InsuranceCoveragePolicyTextBlock" id="aoip_InsuranceCoveragePolicyTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="IntangibleDrillingCostForFederalIncomeTaxPurposes" id="aoip_IntangibleDrillingCostForFederalIncomeTaxPurposes" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="JointVentureInterestAcquired" id="aoip_JointVentureInterestAcquired" type="num:percentItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="LiabilitiesForFederalIncomeTaxPurposes" id="aoip_LiabilitiesForFederalIncomeTaxPurposes" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="LiabilitiesUnderGeneralAcceptedAccountingPrinciples" id="aoip_LiabilitiesUnderGeneralAcceptedAccountingPrinciples" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="LimitedPartnersCapitalAccountOriginalOfferedUnits" id="aoip_LimitedPartnersCapitalAccountOriginalOfferedUnits" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="LimitedPartnersCapitalAccountUnitsRepurchased" id="aoip_LimitedPartnersCapitalAccountUnitsRepurchased" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="MajorCustomerAndRelatedPartiesInformationDisclosureTextBlock" id="aoip_MajorCustomerAndRelatedPartiesInformationDisclosureTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="MinimumPercentageOfPartnershipReserveVolumesSoldToRecognizeGainOrLossOnSaleOfOilAndGasProperties" id="aoip_MinimumPercentageOfPartnershipReserveVolumesSoldToRecognizeGainOrLossOnSaleOfOilAndGasProperties" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="NetChangesInPricesProductionCostsAndDevelopment" id="aoip_NetChangesInPricesProductionCostsAndDevelopment" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="NetChangesInProductionRatesAndOther" id="aoip_NetChangesInProductionRatesAndOther" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="NetIncomeLossForFederalIncomeTaxPurposes" id="aoip_NetIncomeLossForFederalIncomeTaxPurposes" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="NetIncomeLossPerInvestingUnitPolicyTextBlock" id="aoip_NetIncomeLossPerInvestingUnitPolicyTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="NonDeductibleExpensesForFederalIncomeTaxPurposes" id="aoip_NonDeductibleExpensesForFederalIncomeTaxPurposes" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="NumberOfFederalLeaseTracts" id="aoip_NumberOfFederalLeaseTracts" type="xbrli:integerItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="NumberOfRemainingVentureProspects" id="aoip_NumberOfRemainingVentureProspects" type="xbrli:integerItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="OilAndGasPropertiesLineItems" id="aoip_OilAndGasPropertiesLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="OilAndGasPropertiesTable" id="aoip_OilAndGasPropertiesTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem"/>
  <element name="OilAndGasPropertiesTaxBase" id="aoip_OilAndGasPropertiesTaxBase" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="OtherIncomeLoss" id="aoip_OtherIncomeLoss" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PartnersCapitalAccountContributionsPerUnit" id="aoip_PartnersCapitalAccountContributionsPerUnit" type="num:perShareItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PartnersCapitalAccountInitialContributionsPercentage" id="aoip_PartnersCapitalAccountInitialContributionsPercentage" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PartnershipUnitPurchasePricePerUnit" id="aoip_PartnershipUnitPurchasePricePerUnit" type="num:perShareItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PaymentsOfDistributionsToManagingPartner" id="aoip_PaymentsOfDistributionsToManagingPartner" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PercentageOfAggregateCostsAllocatedPriorToFormationOfPartnership" id="aoip_PercentageOfAggregateCostsAllocatedPriorToFormationOfPartnership" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PercentageOfEstimatedProvedDevelopedReservesClassifiedAsProvedNotProducing" id="aoip_PercentageOfEstimatedProvedDevelopedReservesClassifiedAsProvedNotProducing" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PercentageOfExpensesRelatedToLoansIncurredPaysByPartners" id="aoip_PercentageOfExpensesRelatedToLoansIncurredPaysByPartners" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PercentageOfExplorationAndDevelopmentCostsIncurredPaysByPartners" id="aoip_PercentageOfExplorationAndDevelopmentCostsIncurredPaysByPartners" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PercentageOfInterestIncomeOnInvestmentReceivesByPartnersUnderAgreement" id="aoip_PercentageOfInterestIncomeOnInvestmentReceivesByPartnersUnderAgreement" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PercentageOfOwnershipInterestsAcquired" id="aoip_PercentageOfOwnershipInterestsAcquired" type="num:percentItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PercentageOfPartnershipInterestInRemainingVentureProspects" id="aoip_PercentageOfPartnershipInterestInRemainingVentureProspects" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PercentageOfRemainingOwnershipInterestAcquired" id="aoip_PercentageOfRemainingOwnershipInterestAcquired" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PercentageOfRevenuesReceivesByPartnersUnderAgreement" id="aoip_PercentageOfRevenuesReceivesByPartnersUnderAgreement" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PercentageOfUnitPurchasedUnderRightOfPresentment" id="aoip_PercentageOfUnitPurchasedUnderRightOfPresentment" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PipelineLengthInMiles" id="aoip_PipelineLengthInMiles" type="num:lengthItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ProvedDevelopedReservesMember" id="aoip_ProvedDevelopedReservesMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ProvedReservesMember" id="aoip_ProvedReservesMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ProvisionForAccumulatedDepreciationDepletionAmortizationAndValuationAllowanceForRelatingToOilAndGasProducingActivities" id="aoip_ProvisionForAccumulatedDepreciationDepletionAmortizationAndValuationAllowanceForRelatingToOilAndGasProducingActivities" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ReimbursementForDevelopmentOverheadCosts" id="aoip_ReimbursementForDevelopmentOverheadCosts" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ReimbursementForGeneralAdministrativeAndOverheadExpenses" id="aoip_ReimbursementForGeneralAdministrativeAndOverheadExpenses" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="RelatedPartyTransactionsPolicyTextBlock" id="aoip_RelatedPartyTransactionsPolicyTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="RightOfPresentmentTableTextBlock" id="aoip_RightOfPresentmentTableTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="RightOfPresentmentValuationDate" id="aoip_RightOfPresentmentValuationDate" type="xbrli:dateItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="RightOfPresentmentValuationPrice" id="aoip_RightOfPresentmentValuationPrice" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="RightOfPresentmentValuationPricePerUnit" id="aoip_RightOfPresentmentValuationPricePerUnit" type="num:perShareItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ScheduleOfChangesInStandardizedMeasureOfDiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReservesTableTextBlock" id="aoip_ScheduleOfChangesInStandardizedMeasureOfDiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReservesTableTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ScheduleOfOrganizationLineItems" id="aoip_ScheduleOfOrganizationLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ScheduleOfOrganizationTable" id="aoip_ScheduleOfOrganizationTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem"/>
  <element name="ShellPlcMember" id="aoip_ShellPlcMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ShortTermInvestmentsMaturityPeriod" id="aoip_ShortTermInvestmentsMaturityPeriod" type="xbrli:stringItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="SupplementalOilAndGasDisclosuresAbstract" id="aoip_SupplementalOilAndGasDisclosuresAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
</schema>
