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          <RelationshipStatementTxt>ALL NET INCOME OF THE TRUST SHALL BE PAID TO ST. LUKE'S EPISCOPAL HOSPITAL, HOUSTON, TEXAS. THE FUNDS SHALL BE USED TO PROMOTE, ENCOURAGE AND FACILITATE STUDY, INVESTIGATION OR RESEARCH IN THE FIELD OF BACTERIOLOGY AND CLINICAL PATHOLOTY IN THE LABORATORY OF ST. LUKE'S EPISCOPAL HOSPITAL.</RelationshipStatementTxt>
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      </RlnOfActyToAccomOfExmptPrpsGrp>
      <TrnsfrTransRlnNonchrtblEOGrp>
        <TrnsfrOfCashToNonchrtblEOInd>0</TrnsfrOfCashToNonchrtblEOInd>
        <TrnsfrOtherAssetNonchrtblEOInd>0</TrnsfrOtherAssetNonchrtblEOInd>
        <SalesOrExchangesOfAssetsInd>0</SalesOrExchangesOfAssetsInd>
        <PurchaseOfAssetsNonchrtblEOInd>0</PurchaseOfAssetsNonchrtblEOInd>
        <RentalOfFacilitiesOthAssetsInd>0</RentalOfFacilitiesOthAssetsInd>
        <ReimbursementArrangementsInd>0</ReimbursementArrangementsInd>
        <LoansOrLoanGuaranteesInd>0</LoansOrLoanGuaranteesInd>
        <PerformanceOfServicesEtcInd>0</PerformanceOfServicesEtcInd>
        <SharingOfFacilitiesEtcInd>0</SharingOfFacilitiesEtcInd>
        <RelationshipsNonchrtblEOInd>0</RelationshipsNonchrtblEOInd>
      </TrnsfrTransRlnNonchrtblEOGrp>
    </IRS990PF>
    <AccountingFeesSchedule documentId="RetDoc2002200001">
      <AccountingFeesDetail>
        <CategoryTxt>PROFESSIONAL FEES</CategoryTxt>
        <Amt>7060</Amt>
        <NetInvestmentIncomeAmt>3530</NetInvestmentIncomeAmt>
        <DisbursementsCharitablePrpsAmt>3530</DisbursementsCharitablePrpsAmt>
      </AccountingFeesDetail>
    </AccountingFeesSchedule>
    <AppliedToPriorYearElection documentId="RetDoc12000100081">
      <ElectionDesc>ACCORDING TO REGULATIONS SECTION 53.4942(A)-3(D)(2), THE FOUNDATION ELECTS TO APPLY ALL OF THE 2023 QUALIFYING DISTRIBUTIONS REMAINING AFTER REDUCING THE 2022 UNDISTRIBUTED INCOME TO ZERO TO UNDISTRIBUTED INCOME REMAINING FROM YEARS BEFORE 2022.</ElectionDesc>
    </AppliedToPriorYearElection>
    <InvestmentsLandSchedule2 documentId="RetDoc2059100001">
      <InvestmentLandGrp>
        <CategoryOrItemTxt>LAND</CategoryOrItemTxt>
        <CostOrOtherBasisAmt>4827</CostOrOtherBasisAmt>
        <AccumulatedDepreciationAmt>0</AccumulatedDepreciationAmt>
        <BookValueAmt>4827</BookValueAmt>
      </InvestmentLandGrp>
      <InvestmentLandGrp>
        <CategoryOrItemTxt>LAND</CategoryOrItemTxt>
        <CostOrOtherBasisAmt>6699</CostOrOtherBasisAmt>
        <AccumulatedDepreciationAmt>0</AccumulatedDepreciationAmt>
        <BookValueAmt>6699</BookValueAmt>
      </InvestmentLandGrp>
      <InvestmentLandGrp>
        <CategoryOrItemTxt>LAND</CategoryOrItemTxt>
        <CostOrOtherBasisAmt>12151</CostOrOtherBasisAmt>
        <AccumulatedDepreciationAmt>0</AccumulatedDepreciationAmt>
        <BookValueAmt>12151</BookValueAmt>
      </InvestmentLandGrp>
    </InvestmentsLandSchedule2>
    <InvestmentsOtherSchedule2 documentId="RetDoc2018100001">
      <InvestmentsOtherGrp>
        <CategoryOrItemTxt>INTEREST IN PARTNERSHIPS</CategoryOrItemTxt>
        <ListedAtCostOrFMVCd>AT COST</ListedAtCostOrFMVCd>
        <BookValueAmt>368559</BookValueAmt>
        <EOYFMVAmt>1803570</EOYFMVAmt>
      </InvestmentsOtherGrp>
      <InvestmentsOtherGrp>
        <CategoryOrItemTxt>MUNICIPAL BONDS</CategoryOrItemTxt>
        <ListedAtCostOrFMVCd>AT COST</ListedAtCostOrFMVCd>
        <BookValueAmt>861958</BookValueAmt>
        <EOYFMVAmt>842573</EOYFMVAmt>
      </InvestmentsOtherGrp>
      <InvestmentsOtherGrp>
        <CategoryOrItemTxt>EQUITIES</CategoryOrItemTxt>
        <ListedAtCostOrFMVCd>AT COST</ListedAtCostOrFMVCd>
        <BookValueAmt>2764325</BookValueAmt>
        <EOYFMVAmt>3610456</EOYFMVAmt>
      </InvestmentsOtherGrp>
      <InvestmentsOtherGrp>
        <CategoryOrItemTxt>CORPORATE BONDS</CategoryOrItemTxt>
        <ListedAtCostOrFMVCd>AT COST</ListedAtCostOrFMVCd>
        <BookValueAmt>1598364</BookValueAmt>
        <EOYFMVAmt>1513709</EOYFMVAmt>
      </InvestmentsOtherGrp>
    </InvestmentsOtherSchedule2>
    <OtherAssetsSchedule documentId="RetDoc2046600001">
      <OtherAssetsScheduleGrp>
        <Desc>OTHER INTERESTS</Desc>
        <BOYBookValueAmt>11</BOYBookValueAmt>
        <EOYBookValueAmt>11</EOYBookValueAmt>
        <EOYFMVAmt>149489</EOYFMVAmt>
      </OtherAssetsScheduleGrp>
    </OtherAssetsSchedule>
    <OtherDecreasesSchedule documentId="RetDoc2049800001">
      <OtherDecreasesDetail>
        <Desc>OTHER DECREASES</Desc>
        <Amt>32212</Amt>
      </OtherDecreasesDetail>
    </OtherDecreasesSchedule>
    <OtherExpensesSchedule documentId="RetDoc2003200001">
      <OtherExpensesScheduleGrp>
        <Desc>OIL &amp; GAS ROYALTY EXPENSES</Desc>
        <RevenueAndExpensesPerBooksAmt>4949</RevenueAndExpensesPerBooksAmt>
        <NetInvestmentIncomeAmt>4949</NetInvestmentIncomeAmt>
        <DisbursementsCharitablePrpsAmt>0</DisbursementsCharitablePrpsAmt>
      </OtherExpensesScheduleGrp>
      <OtherExpensesScheduleGrp>
        <Desc>INSURANCE - NON RENTAL</Desc>
        <RevenueAndExpensesPerBooksAmt>125</RevenueAndExpensesPerBooksAmt>
        <NetInvestmentIncomeAmt>0</NetInvestmentIncomeAmt>
        <DisbursementsCharitablePrpsAmt>125</DisbursementsCharitablePrpsAmt>
      </OtherExpensesScheduleGrp>
      <OtherExpensesScheduleGrp>
        <Desc>INSURANCE</Desc>
        <RevenueAndExpensesPerBooksAmt>279</RevenueAndExpensesPerBooksAmt>
        <NetInvestmentIncomeAmt>279</NetInvestmentIncomeAmt>
        <DisbursementsCharitablePrpsAmt>0</DisbursementsCharitablePrpsAmt>
      </OtherExpensesScheduleGrp>
    </OtherExpensesSchedule>
    <OtherIncomeSchedule2 documentId="RetDoc2001500001">
      <OtherIncomeDetail>
        <Desc>ROYALTY INCOME</Desc>
        <RevenueAndExpensesPerBooksAmt>14742</RevenueAndExpensesPerBooksAmt>
        <NetInvestmentIncomeAmt>14742</NetInvestmentIncomeAmt>
        <AdjustedNetIncomeAmt>14742</AdjustedNetIncomeAmt>
      </OtherIncomeDetail>
      <OtherIncomeDetail>
        <Desc>SETTLEMENT INCOME</Desc>
        <RevenueAndExpensesPerBooksAmt>29</RevenueAndExpensesPerBooksAmt>
        <NetInvestmentIncomeAmt>29</NetInvestmentIncomeAmt>
        <AdjustedNetIncomeAmt>29</AdjustedNetIncomeAmt>
      </OtherIncomeDetail>
    </OtherIncomeSchedule2>
    <OtherProfessionalFeesSchedule documentId="RetDoc2002300001">
      <OtherProfessionalFeesDetail>
        <CategoryTxt>INVESTMENT MANAGEMENT FEES</CategoryTxt>
        <Amt>68782</Amt>
        <NetInvestmentIncomeAmt>34391</NetInvestmentIncomeAmt>
        <DisbursementsCharitablePrpsAmt>34391</DisbursementsCharitablePrpsAmt>
      </OtherProfessionalFeesDetail>
    </OtherProfessionalFeesSchedule>
    <TaxesSchedule documentId="RetDoc2002500001">
      <TaxesDetail>
        <CategoryTxt>OIL &amp; GAS PRODUCTION TAXES</CategoryTxt>
        <Amt>869</Amt>
        <NetInvestmentIncomeAmt>869</NetInvestmentIncomeAmt>
        <DisbursementsCharitablePrpsAmt>0</DisbursementsCharitablePrpsAmt>
      </TaxesDetail>
      <TaxesDetail>
        <CategoryTxt>AD VALOREM TAXES</CategoryTxt>
        <Amt>653</Amt>
        <NetInvestmentIncomeAmt>653</NetInvestmentIncomeAmt>
        <DisbursementsCharitablePrpsAmt>0</DisbursementsCharitablePrpsAmt>
      </TaxesDetail>
      <TaxesDetail>
        <CategoryTxt>FOREIGN TAXES</CategoryTxt>
        <Amt>3325</Amt>
        <NetInvestmentIncomeAmt>3325</NetInvestmentIncomeAmt>
        <DisbursementsCharitablePrpsAmt>0</DisbursementsCharitablePrpsAmt>
      </TaxesDetail>
      <TaxesDetail>
        <CategoryTxt>REAL ESTATE TAXES - NON RENTAL</CategoryTxt>
        <Amt>342</Amt>
        <NetInvestmentIncomeAmt>0</NetInvestmentIncomeAmt>
        <DisbursementsCharitablePrpsAmt>342</DisbursementsCharitablePrpsAmt>
      </TaxesDetail>
      <TaxesDetail>
        <CategoryTxt>INESTMENT INCOME TAX</CategoryTxt>
        <Amt>10000</Amt>
        <NetInvestmentIncomeAmt>0</NetInvestmentIncomeAmt>
        <DisbursementsCharitablePrpsAmt>10000</DisbursementsCharitablePrpsAmt>
      </TaxesDetail>
      <TaxesDetail>
        <CategoryTxt>REAL ESTATE TAXES</CategoryTxt>
        <Amt>14789</Amt>
        <NetInvestmentIncomeAmt>14789</NetInvestmentIncomeAmt>
        <DisbursementsCharitablePrpsAmt>0</DisbursementsCharitablePrpsAmt>
      </TaxesDetail>
    </TaxesSchedule>
  </ReturnData>
</Return>
