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  <xsd:element abstract="true" id="apa_AustralianOperationsDivestitureDisputeMember" name="AustralianOperationsDivestitureDisputeMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
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  <xsd:element id="apa_DebtInstrumentMaturityYear" name="DebtInstrumentMaturityYear" nillable="true" substitutionGroup="xbrli:item" type="xbrli:gYearItemType" xbrli:periodType="duration" />
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  <xsd:element id="apa_ProceedsFromPaymentsToAcquireInterestInSubsidiariesAndAffiliate" name="ProceedsFromPaymentsToAcquireInterestInSubsidiariesAndAffiliate" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
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  <xsd:element abstract="true" id="apa_WoodsideSaleMember" name="WoodsideSaleMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
</xsd:schema>
