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  <xsd:element id="gncma_BusinessAcquisitionPercentageofVotingInterestsAcquiredfromNoncontrollingInterest" name="BusinessAcquisitionPercentageofVotingInterestsAcquiredfromNoncontrollingInterest" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
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  <xsd:element id="gncma_CapitalLeaseObligationsNoncurrentRelatedParty" name="CapitalLeaseObligationsNoncurrentRelatedParty" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="gncma_CashReceivedinExcessofRevenueRecognized" name="CashReceivedinExcessofRevenueRecognized" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="gncma_ChangesinNoncontrollingInterestTableTextBlock" name="ChangesinNoncontrollingInterestTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
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