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      <GeneralRuleInd>X</GeneralRuleInd>
      <ContributorInformationGrp>
        <ContributorNum>1</ContributorNum>
        <ContributorPersonNm>ESTATE OF GLENN RENWICK</ContributorPersonNm>
        <ContributorUSAddress>
          <AddressLine1Txt>3030 GRAND BAY BLVD PH 3101</AddressLine1Txt>
          <CityNm>LONGBOAT KEY</CityNm>
          <StateAbbreviationCd>FL</StateAbbreviationCd>
          <ZIPCd>34228</ZIPCd>
        </ContributorUSAddress>
        <TotalContributionsAmt>784890385</TotalContributionsAmt>
        <PersonContributionInd>X</PersonContributionInd>
      </ContributorInformationGrp>
    </IRS990ScheduleB>
    <AccountingFeesSchedule documentId="AccountingFeesSchedule">
      <AccountingFeesDetail>
        <CategoryTxt>TAX PREPARATION FEES</CategoryTxt>
        <Amt>4200</Amt>
        <DisbursementsCharitablePrpsAmt>4200</DisbursementsCharitablePrpsAmt>
      </AccountingFeesDetail>
    </AccountingFeesSchedule>
    <ExplnOfNonFilingWithAGStmt documentId="ExplnOfNonFilingWithAGStmt">
      <ExplanationTxt>The Foundation is not required to submit copies of the Form 990-PF to the state Attorney General or similar regulatory body in either Delaware or Florida.</ExplanationTxt>
    </ExplnOfNonFilingWithAGStmt>
    <InvestmentsCorpStockSchedule documentId="InvestmentsCorpStockSchedule">
      <InvestmentsCorporateStockGrp>
        <StockNm>PROGRESSIVE CORP OHIO</StockNm>
        <EOYBookValueAmt>5693000</EOYBookValueAmt>
        <EOYFMVAmt>5693000</EOYFMVAmt>
      </InvestmentsCorporateStockGrp>
      <InvestmentsCorporateStockGrp>
        <StockNm>UNITED HEALTH GROUP</StockNm>
        <EOYBookValueAmt>24870818</EOYBookValueAmt>
        <EOYFMVAmt>24870818</EOYFMVAmt>
      </InvestmentsCorporateStockGrp>
    </InvestmentsCorpStockSchedule>
    <LegalFeesSchedule documentId="LegalFeesSchedule">
      <LegalFeesGrp>
        <CategoryTxt>LEGAL FEES</CategoryTxt>
        <LegalFeesAmt>83636</LegalFeesAmt>
        <DisbursementsCharitablePrpsAmt>83636</DisbursementsCharitablePrpsAmt>
      </LegalFeesGrp>
    </LegalFeesSchedule>
    <OtherDecreasesSchedule documentId="OtherDecreasesSchedule">
      <OtherDecreasesDetail>
        <Desc>UNREALIZED GAIN/LOSS ON SECURITIES</Desc>
        <Amt>13538562</Amt>
      </OtherDecreasesDetail>
      <OtherDecreasesDetail>
        <Desc>ROUNDING</Desc>
        <Amt>1</Amt>
      </OtherDecreasesDetail>
    </OtherDecreasesSchedule>
    <SubstantialContributorsSch documentId="SubstantialContributorsSch">
      <SubstantialContributorDetail>
        <PersonNm>ESTATE OF GLENN RENWICK</PersonNm>
        <USAddress>
          <AddressLine1Txt>3030 GRAND BAY BLVD PH 3101</AddressLine1Txt>
          <CityNm>LONGBOAT KEY</CityNm>
          <StateAbbreviationCd>FL</StateAbbreviationCd>
          <ZIPCd>34228</ZIPCd>
        </USAddress>
      </SubstantialContributorDetail>
    </SubstantialContributorsSch>
    <TaxesSchedule documentId="TaxesSchedule">
      <TaxesDetail>
        <CategoryTxt>FEDERAL ESTIMATES - PRINCIPAL</CategoryTxt>
        <Amt>26442</Amt>
        <NetInvestmentIncomeAmt>0</NetInvestmentIncomeAmt>
        <DisbursementsCharitablePrpsAmt>0</DisbursementsCharitablePrpsAmt>
      </TaxesDetail>
    </TaxesSchedule>
  </ReturnData>
</Return>