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        <TitleTxt>TREASURER</TitleTxt>
        <AverageHoursPerWeekRt>1.80</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>KIERA CARLISLE</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>0.80</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>LOUISE CUMMINGS</PersonNm>
        <TitleTxt>OFFICER</TitleTxt>
        <AverageHoursPerWeekRt>1.80</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>MARC ROSENFELD</PersonNm>
        <TitleTxt>TRUSTEE - ELECTED 6/12/24</TitleTxt>
        <AverageHoursPerWeekRt>0.80</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>MARK BENJAMIN</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>0.80</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>MEGHAN G SWENSON</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>0.80</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>MICHAEL LEE</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>0.80</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>PENELOPE R FIREMAN</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>0.80</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>PETER WALTER</PersonNm>
        <TitleTxt>OFFICER</TitleTxt>
        <AverageHoursPerWeekRt>1.80</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>RACHEL HUNTER-GOLDMAN</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>0.80</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ROGER RANDALL</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>SCOTT HOLMES</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>0.80</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>SHEILA HIATT</PersonNm>
        <TitleTxt>OFFICER</TitleTxt>
        <AverageHoursPerWeekRt>1.80</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>SUSAN JANOSKY</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>0.80</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>SUSAN RAPPLE</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>0.80</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>EDWARD V PARSONS</PersonNm>
        <TitleTxt>HEAD OF SCHOOL - TERMED 6/30/23</TitleTxt>
        <AverageHoursPerWeekRt>60.00</AverageHoursPerWeekRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>465381</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>109754</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>RYAN S DAHLEM</PersonNm>
        <TitleTxt>HEAD OF SCHOOL</TitleTxt>
        <AverageHoursPerWeekRt>60.00</AverageHoursPerWeekRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>314816</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>92262</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JONATHAN D WASSERMAN</PersonNm>
        <TitleTxt>CHIEF FINANCIAL OFFICER</TitleTxt>
        <AverageHoursPerWeekRt>60.00</AverageHoursPerWeekRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>257836</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>25630</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>KRISTEN MENSING</PersonNm>
        <TitleTxt>ASSISTANT CLERK - TERMED 1/24/23</TitleTxt>
        <AverageHoursPerWeekRt>37.50</AverageHoursPerWeekRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>10642</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>4246</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JOAN WHALEN</PersonNm>
        <TitleTxt>ASSISTANT CLERK - ELECTED 1/24/23</TitleTxt>
        <AverageHoursPerWeekRt>37.50</AverageHoursPerWeekRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>84056</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>25386</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>KRISTEN KELLEHER</PersonNm>
        <TitleTxt>ASSOC HEAD SCHOOL DEVEL&amp;EX</TitleTxt>
        <AverageHoursPerWeekRt>60.00</AverageHoursPerWeekRt>
        <KeyEmployeeInd>X</KeyEmployeeInd>
        <ReportableCompFromOrgAmt>260709</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>81273</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JAMES M LONG</PersonNm>
        <TitleTxt>ASSISTANT HEAD OF SCHOOL</TitleTxt>
        <AverageHoursPerWeekRt>50.00</AverageHoursPerWeekRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>178129</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>52514</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>GABRIELLA SANNA</PersonNm>
        <TitleTxt>DIRECTOR OF RSC</TitleTxt>
        <AverageHoursPerWeekRt>60.00</AverageHoursPerWeekRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>195232</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>11828</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>MELISSA ANDERSON</PersonNm>
        <TitleTxt>HEAD OF UPPER SCHOOL</TitleTxt>
        <AverageHoursPerWeekRt>50.00</AverageHoursPerWeekRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>174130</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>122801</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>COLETTE PORTER</PersonNm>
        <TitleTxt>DIRECTOR OF MARKETING &amp; COMM</TitleTxt>
        <AverageHoursPerWeekRt>50.00</AverageHoursPerWeekRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>155315</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>700</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>YASSINE TALHAOUI</PersonNm>
        <TitleTxt>DIRECTOR OF ADMISSIONS</TitleTxt>
        <AverageHoursPerWeekRt>50.00</AverageHoursPerWeekRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>162674</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>16071</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <TotalReportableCompFromOrgAmt>2258920</TotalReportableCompFromOrgAmt>
      <TotReportableCompRltdOrgAmt>0</TotReportableCompRltdOrgAmt>
      <TotalOtherCompensationAmt>542465</TotalOtherCompensationAmt>
      <IndivRcvdGreaterThan100KCnt>41</IndivRcvdGreaterThan100KCnt>
      <FormerOfcrEmployeesListedInd>0</FormerOfcrEmployeesListedInd>
      <TotalCompGreaterThan150KInd>1</TotalCompGreaterThan150KInd>
      <CompensationFromOtherSrcsInd>0</CompensationFromOtherSrcsInd>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>FLIK INDEPENDENT SCHOOL DINING</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>2 INTERNATIONAL DRIVE</AddressLine1Txt>
            <CityNm>RYE BROOK</CityNm>
            <StateAbbreviationCd>NY</StateAbbreviationCd>
            <ZIPCd>10573</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>FOOD SERVICE PROVIDER</ServicesDesc>
        <CompensationAmt>1494783</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>PHIL MASTROIANNI CORP</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>17 FOUNTAIN STREET</AddressLine1Txt>
            <CityNm>WALTHAM</CityNm>
            <StateAbbreviationCd>MA</StateAbbreviationCd>
            <ZIPCd>02453</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>LANDSCAPE DESIGN / RENOVATIONS</ServicesDesc>
        <CompensationAmt>639833</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>LOCAL MOTION</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>66B ROCSAM PARK RD</AddressLine1Txt>
            <CityNm>BRAINTREE</CityNm>
            <StateAbbreviationCd>MA</StateAbbreviationCd>
            <ZIPCd>02184</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>TRANSPORTATION</ServicesDesc>
        <CompensationAmt>493619</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>ACOUSTICAL PRODUCTS CO INC</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>191 PROSPECT STREET</AddressLine1Txt>
            <CityNm>ASHLAND</CityNm>
            <StateAbbreviationCd>MA</StateAbbreviationCd>
            <ZIPCd>01721</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>RENOVATIONS AND REPAIRS</ServicesDesc>
        <CompensationAmt>222360</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>AMBIENT TEMPERATURE CORP</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>14 GRAF ROAD</AddressLine1Txt>
            <CityNm>NEEDHAM</CityNm>
            <StateAbbreviationCd>MA</StateAbbreviationCd>
            <ZIPCd>01950</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>HVAC SERVICES</ServicesDesc>
        <CompensationAmt>219622</CompensationAmt>
      </ContractorCompensationGrp>
      <CntrctRcvdGreaterThan100KCnt>6</CntrctRcvdGreaterThan100KCnt>
      <FundraisingAmt>39669</FundraisingAmt>
      <GovernmentGrantsAmt>20000</GovernmentGrantsAmt>
      <AllOtherContributionsAmt>4029549</AllOtherContributionsAmt>
      <NoncashContributionsAmt>290332</NoncashContributionsAmt>
      <TotalContributionsAmt>4089218</TotalContributionsAmt>
      <ProgramServiceRevenueGrp>
        <Desc>TUITION INCOME</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>31808750</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>31808750</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>RIVERS SCHOOL CONSERVATORY</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>3198954</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>3198954</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>SUMMER CAMPS</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>552173</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>552173</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>SCHOOL ACTIVITIES</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>546999</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>546999</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <TotalProgramServiceRevenueAmt>36106876</TotalProgramServiceRevenueAmt>
      <InvestmentIncomeGrp>
        <TotalRevenueColumnAmt>887845</TotalRevenueColumnAmt>
        <ExclusionAmt>887845</ExclusionAmt>
      </InvestmentIncomeGrp>
      <GrossRentsGrp>
        <RealAmt>76554</RealAmt>
      </GrossRentsGrp>
      <LessRentalExpensesGrp>
        <RealAmt>97401</RealAmt>
      </LessRentalExpensesGrp>
      <RentalIncomeOrLossGrp>
        <RealAmt>-20847</RealAmt>
      </RentalIncomeOrLossGrp>
      <NetRentalIncomeOrLossGrp>
        <TotalRevenueColumnAmt>-20847</TotalRevenueColumnAmt>
        <ExclusionAmt>-20847</ExclusionAmt>
      </NetRentalIncomeOrLossGrp>
      <GrossAmountSalesAssetsGrp>
        <SecuritiesAmt>34437477</SecuritiesAmt>
      </GrossAmountSalesAssetsGrp>
      <LessCostOthBasisSalesExpnssGrp>
        <SecuritiesAmt>34283321</SecuritiesAmt>
      </LessCostOthBasisSalesExpnssGrp>
      <GainOrLossGrp>
        <SecuritiesAmt>154156</SecuritiesAmt>
      </GainOrLossGrp>
      <NetGainOrLossInvestmentsGrp>
        <TotalRevenueColumnAmt>154156</TotalRevenueColumnAmt>
        <ExclusionAmt>154156</ExclusionAmt>
      </NetGainOrLossInvestmentsGrp>
      <FundraisingGrossIncomeAmt>45910</FundraisingGrossIncomeAmt>
      <ContriRptFundraisingEventAmt>39669</ContriRptFundraisingEventAmt>
      <FundraisingDirectExpensesAmt>84636</FundraisingDirectExpensesAmt>
      <NetIncmFromFundraisingEvtGrp>
        <TotalRevenueColumnAmt>-38726</TotalRevenueColumnAmt>
        <ExclusionAmt>-38726</ExclusionAmt>
      </NetIncmFromFundraisingEvtGrp>
      <GamingGrossIncomeAmt>5560</GamingGrossIncomeAmt>
      <GamingDirectExpensesAmt>910</GamingDirectExpensesAmt>
      <NetIncomeFromGamingGrp>
        <TotalRevenueColumnAmt>4650</TotalRevenueColumnAmt>
        <ExclusionAmt>4650</ExclusionAmt>
      </NetIncomeFromGamingGrp>
      <GrossSalesOfInventoryAmt>108950</GrossSalesOfInventoryAmt>
      <CostOfGoodsSoldAmt>120182</CostOfGoodsSoldAmt>
      <NetIncomeOrLossGrp>
        <TotalRevenueColumnAmt>-11232</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>-11232</RelatedOrExemptFuncIncomeAmt>
      </NetIncomeOrLossGrp>
      <OtherRevenueMiscGrp>
        <Desc>ATHLETIC FACILITY RENTS</Desc>
        <BusinessCd>713990</BusinessCd>
        <TotalRevenueColumnAmt>309856</TotalRevenueColumnAmt>
        <UnrelatedBusinessRevenueAmt>309856</UnrelatedBusinessRevenueAmt>
      </OtherRevenueMiscGrp>
      <OtherRevenueMiscGrp>
        <Desc>MISC. INCOME</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>78662</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>78662</RelatedOrExemptFuncIncomeAmt>
      </OtherRevenueMiscGrp>
      <OtherRevenueMiscGrp>
        <Desc>NEXTEL RENTAL</Desc>
        <BusinessCd>900002</BusinessCd>
        <TotalRevenueColumnAmt>42101</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>42101</RelatedOrExemptFuncIncomeAmt>
      </OtherRevenueMiscGrp>
      <OtherRevenueTotalAmt>430619</OtherRevenueTotalAmt>
      <TotalRevenueGrp>
        <TotalRevenueColumnAmt>41602559</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>36216407</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>309856</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>987078</ExclusionAmt>
      </TotalRevenueGrp>
      <GrantsToDomesticIndividualsGrp>
        <TotalAmt>7344643</TotalAmt>
        <ProgramServicesAmt>7344643</ProgramServicesAmt>
      </GrantsToDomesticIndividualsGrp>
      <CompCurrentOfcrDirectorsGrp>
        <TotalAmt>1850162</TotalAmt>
        <ProgramServicesAmt>62558</ProgramServicesAmt>
        <ManagementAndGeneralAmt>1432060</ManagementAndGeneralAmt>
        <FundraisingAmt>355544</FundraisingAmt>
      </CompCurrentOfcrDirectorsGrp>
      <OtherSalariesAndWagesGrp>
        <TotalAmt>17576954</TotalAmt>
        <ProgramServicesAmt>14783073</ProgramServicesAmt>
        <ManagementAndGeneralAmt>1607732</ManagementAndGeneralAmt>
        <FundraisingAmt>1186149</FundraisingAmt>
      </OtherSalariesAndWagesGrp>
      <PensionPlanContributionsGrp>
        <TotalAmt>1237424</TotalAmt>
        <ProgramServicesAmt>962775</ProgramServicesAmt>
        <ManagementAndGeneralAmt>189672</ManagementAndGeneralAmt>
        <FundraisingAmt>84977</FundraisingAmt>
      </PensionPlanContributionsGrp>
      <OtherEmployeeBenefitsGrp>
        <TotalAmt>1841974</TotalAmt>
        <ProgramServicesAmt>1458934</ProgramServicesAmt>
        <ManagementAndGeneralAmt>224417</ManagementAndGeneralAmt>
        <FundraisingAmt>158623</FundraisingAmt>
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        <FundraisingAmt>511492</FundraisingAmt>
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      <OtherExpensesGrp>
        <Desc>OTHER SCHOOL ACTIVITIES</Desc>
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        <SeparateBasisFinclStmtInd>X</SeparateBasisFinclStmtInd>
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        <ContributorUSAddress>
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          <AddressLine2>RESTRICTED</AddressLine2>
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          <State>RESTRICTED</State>
          <ZIPCode>RESTRICTED</ZIPCode>
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      <HistoricStructureEasementsCnt>1</HistoricStructureEasementsCnt>
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      <ModifiedEasementsCnt>0</ModifiedEasementsCnt>
      <StatesEasementsHeldCnt>1</StatesEasementsHeldCnt>
      <WrittenPolicyMonitoringInd>0</WrittenPolicyMonitoringInd>
      <ArtPublicExhibitionAmountsGrp>
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        <AssetsIncludedAmt>403540</AssetsIncludedAmt>
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      <CollectionUsedPreservationInd>X</CollectionUsedPreservationInd>
      <SolicitedAssetsSaleInd>0</SolicitedAssetsSaleInd>
      <CYEndwmtFundGrp>
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        <ContributionsAmt>4505213</ContributionsAmt>
        <InvestmentEarningsOrLossesAmt>5435301</InvestmentEarningsOrLossesAmt>
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        <EndYearBalanceAmt>43181652</EndYearBalanceAmt>
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        <EndYearBalanceAmt>34607109</EndYearBalanceAmt>
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        <EndYearBalanceAmt>32058605</EndYearBalanceAmt>
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        <EndYearBalanceAmt>36951569</EndYearBalanceAmt>
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        <InvestmentEarningsOrLossesAmt>-584594</InvestmentEarningsOrLossesAmt>
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        <EndYearBalanceAmt>27474394</EndYearBalanceAmt>
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        <BookValueAmt>4447846</BookValueAmt>
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      <BuildingsGrp>
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        <BookValueAmt>47355262</BookValueAmt>
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      <EquipmentGrp>
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        <DepreciationAmt>4648779</DepreciationAmt>
        <BookValueAmt>1285739</BookValueAmt>
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      <OtherLandBuildingsGrp>
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        <DepreciationAmt>797775</DepreciationAmt>
        <BookValueAmt>960882</BookValueAmt>
      </OtherLandBuildingsGrp>
      <TotalBookValueLandBuildingsAmt>54049729</TotalBookValueLandBuildingsAmt>
      <OtherSecuritiesGrp>
        <Desc>MONEY MARKET FUNDS</Desc>
        <BookValueAmt>6291210</BookValueAmt>
        <MethodValuationCd>F</MethodValuationCd>
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      <OtherSecuritiesGrp>
        <Desc>NAV MEASURED INVESTMENTS</Desc>
        <BookValueAmt>571023</BookValueAmt>
        <MethodValuationCd>F</MethodValuationCd>
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      <OtherSecuritiesGrp>
        <Desc>LIMITED PARTNERSHIPS</Desc>
        <BookValueAmt>39337314</BookValueAmt>
        <MethodValuationCd>F</MethodValuationCd>
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        <Desc>OTHER LIABILITIES</Desc>
        <Amt>284687</Amt>
      </OtherLiabilitiesOrgGrp>
      <OtherLiabilitiesOrgGrp>
        <Desc>CAPITAL LEASE OBLIGATION</Desc>
        <Amt>127948</Amt>
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      <TotalLiabilityAmt>412635</TotalLiabilityAmt>
      <FootnoteTextInd>X</FootnoteTextInd>
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      <OtherRevenuesNotIncludedAmt>7120516</OtherRevenuesNotIncludedAmt>
      <RevenueNotReportedFinclStmtAmt>7160755</RevenueNotReportedFinclStmtAmt>
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      <OtherExpensesIncludedAmt>303128</OtherExpensesIncludedAmt>
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      <ExpensesNotRptFinclStmtAmt>7160755</ExpensesNotRptFinclStmtAmt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART II, LINE 9:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE SCHOOL HAS INCLUDED IN ITS BALANCE SHEET AS PART OF LAND AND BUILDINGS THE CAPITALIZATION OF CERTIFIED HISTORIC STRUCTURES.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART III, LINE 4:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE SCHOOL'S RECORDING COLLECTION CONTAINS ONE OF THE MOST EXTENSIVE COLLECTIONS OF OPERA RECORDINGS IN THE UNITED STATES. THESE RECORDINGS, COMBINED WITH THOUSANDS OF OTHER INSTRUMENTAL AND VOCAL RECORDINGS WILL PROVIDE A HISTORICAL AND EDUCATIONAL LISTENING RESOURCE FOR STUDENTS AND FACULTY AT THE RIVERS SCHOOL CONSERVATORY AND THE SCHOOL. THE SCHOOL'S DINOSAUR FOSSIL COLLECTION WILL SERVE AS A HISTORICAL AND SCIENTIFIC RESOURCE AND AS AN EDUCATIONAL EXHIBIT FOR STUDENTS AND FACULTY. THE SCHOOL MAINTAINS A COLLECTION OF HISTORICALLY SIGNIFICANT PHOTOGRAPHS THAT WILL BE DISPLAYED BY THE SCHOOL AND USED BY STUDENTS AND FACULTY AS AN EDUCATIONAL RESOURCE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART V, LINE 4:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ENDOWMENT SUPPORTS THE EDUCATIONAL MISSION OF THE SCHOOL BY PROVIDING SUPPORT FOR FINANCIAL AID FOR STUDENTS, FACULTY RELATED EXPENSES, SCHOOL PROGRAMS, SCHOOL FACILITIES, AS WELL AS GENERAL SUPPORT FOR SCHOOL OPERATIONS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART X, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE SCHOOL ACCOUNTS FOR THE EFFECT OF ANY UNCERTAIN TAX POSITIONS BASED ON A "MORE LIKELY THAN NOT" THRESHOLD TO THE RECOGNITION OF THE TAX POSITIONS BEING SUSTAINED BASED ON THE TECHNICAL MERITS OF THE POSITION UNDER SCRUTINY BY THE APPLICABLE TAXING AUTHORITY. IF A TAX POSITION OR POSITIONS ARE DEEMED TO RESULT IN UNCERTAINTIES OF THOSE POSITIONS, THE UNRECOGNIZED TAX BENEFIT IS ESTIMATED BASED ON A "CUMULATIVE PROBABILITY ASSESSMENT" THAT AGGREGATES THE ESTIMATED TAX LIABILITY FOR ALL UNCERTAIN TAX POSITIONS. THE SCHOOL HAS IDENTIFIED ITS TAX STATUS AS A TAX-EXEMPT ENTITY AND THE UNRELATED BUSINESS INCOME GENERATED FROM THE RENTAL OF THE SCHOOL'S CAMPUS FACILITIES AS TAX POSITIONS. HOWEVER, THE SCHOOL HAS DETERMINED THAT SUCH TAX POSITIONS DO NOT RESULT IN AN UNCERTAINTY REQUIRING RECOGNITION. THE SCHOOL IS NOT CURRENTLY UNDER EXAMINATION BY ANY TAXING JURISDICTION. THE SCHOOL'S FEDERAL AND STATE TAX RETURNS ARE GENERALLY OPEN FOR EXAMINATION FOR THREE YEARS FOLLOWING THE DATE FILED.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XI, LINE 2D - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>RENTAL EXPENSES REPORTED ON PART VIII LINE 6B 97,401. COGS REPORTED ON PART VIII LINE 10B 120,182. SPECIAL EVENT EXPENSES INCLUDED IN PART VIII LINE 8B 85,545.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XI, LINE 4B - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>FINANCIAL AID AND TUITION REMISSION 7,120,516.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XII, LINE 2D - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>RENTAL EXPENSES REPORTED ON PART VIII LINE 6B 97,401. COGS REPORTED ON PART VIII LINE 10B 120,182. SPECIAL EVENT EXPENSES INCLUDED IN PART VIII LINE 8B 85,545.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XII, LINE 4B - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>FINANCIAL AID AND TUITION REMISSION 7,120,516.</ExplanationTxt>
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        <FormAndLineReferenceDesc>SCHEDULE E, PART I, LINE 3</FormAndLineReferenceDesc>
        <ExplanationTxt>NOTICE OF NONDISCRIMINATION POLICY AS TO STUDENTS APPEARS ON THE HOMEPAGE OF OUR WEBSITE</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE E, PART I, LINE 6</FormAndLineReferenceDesc>
        <ExplanationTxt>THE SCHOOL RECEIVED A GRANT FOR $20,000 FROM THE MASSACHUSETTS CULTURAL COUNCIL TO SUPPORT THE RIVERS SCHOOL CONSERVATORY.</ExplanationTxt>
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          <CityNm>CHICAGO</CityNm>
          <StateAbbreviationCd>IL</StateAbbreviationCd>
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          <AddressLine1Txt>PO BOX 775324</AddressLine1Txt>
          <CityNm>CHICAGO</CityNm>
          <StateAbbreviationCd>IL</StateAbbreviationCd>
          <ZIPCd>60677</ZIPCd>
        </USAddress>
        <ActivityTxt>PROFESSIONAL CONSULTING</ActivityTxt>
        <FundraiserControlOfFundsInd>0</FundraiserControlOfFundsInd>
        <GrossReceiptsAmt>0</GrossReceiptsAmt>
        <RetainedByContractorAmt>37129</RetainedByContractorAmt>
        <NetToOrganizationAmt>0</NetToOrganizationAmt>
      </FundraiserActivityInfoGrp>
      <TotalRetainedByContractorsAmt>92156</TotalRetainedByContractorsAmt>
      <LicensedStatesCd>MA</LicensedStatesCd>
      <FundraisingEventInformationGrp>
        <Event1Nm>GOLF EVENT</Event1Nm>
        <GrossReceiptsEvent1Amt>26826</GrossReceiptsEvent1Amt>
        <CharitableContriEvent1Amt>3676</CharitableContriEvent1Amt>
        <GrossRevenueEvent1Amt>23150</GrossRevenueEvent1Amt>
        <NonCashPrizesEvent1Amt>6403</NonCashPrizesEvent1Amt>
        <FoodAndBeverageEvent1Amt>13557</FoodAndBeverageEvent1Amt>
        <OtherDirectExpensesEvent1Amt>1212</OtherDirectExpensesEvent1Amt>
        <Event2Nm>HOLIDAY POPS</Event2Nm>
        <GrossReceiptsEvent2Amt>45798</GrossReceiptsEvent2Amt>
        <CharitableContriEvent2Amt>30053</CharitableContriEvent2Amt>
        <GrossRevenueEvent2Amt>15745</GrossRevenueEvent2Amt>
        <FoodAndBeverageEvent2Amt>10079</FoodAndBeverageEvent2Amt>
        <OtherDirectExpensesEvent2Amt>2238</OtherDirectExpensesEvent2Amt>
        <GrossReceiptsTotalAmt>72624</GrossReceiptsTotalAmt>
        <CharitableContributionsTotAmt>33729</CharitableContributionsTotAmt>
        <GrossRevenueTotalEventsAmt>38895</GrossRevenueTotalEventsAmt>
        <NonCashPrizesTotalEventsAmt>6403</NonCashPrizesTotalEventsAmt>
        <FoodAndBeverageTotalEventsAmt>23636</FoodAndBeverageTotalEventsAmt>
        <OthDirectExpnssTotalEventsAmt>3450</OthDirectExpnssTotalEventsAmt>
        <DirectExpenseSummaryEventsAmt>33489</DirectExpenseSummaryEventsAmt>
        <NetIncomeSummaryAmt>5406</NetIncomeSummaryAmt>
      </FundraisingEventInformationGrp>
    </IRS990ScheduleG>
    <IRS990ScheduleI documentId="RetDoc1041900001">
      <GrantRecordsMaintainedInd>1</GrantRecordsMaintainedInd>
      <GrantsOtherAsstToIndivInUSGrp>
        <GrantTypeTxt>FINANCIAL AID</GrantTypeTxt>
        <RecipientCnt>134</RecipientCnt>
        <CashGrantAmt>5589897</CashGrantAmt>
      </GrantsOtherAsstToIndivInUSGrp>
      <GrantsOtherAsstToIndivInUSGrp>
        <GrantTypeTxt>TUITION REMISSION</GrantTypeTxt>
        <RecipientCnt>27</RecipientCnt>
        <CashGrantAmt>1533735</CashGrantAmt>
      </GrantsOtherAsstToIndivInUSGrp>
      <GrantsOtherAsstToIndivInUSGrp>
        <GrantTypeTxt>RIVERS CONSERVATORY FINANCIAL AID</GrantTypeTxt>
        <RecipientCnt>97</RecipientCnt>
        <CashGrantAmt>221011</CashGrantAmt>
      </GrantsOtherAsstToIndivInUSGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE SCHOOL AWARDS FINANCIAL AID BASED UPON FINANCIAL NEED IN AN OBJECTIVE AND NON-DISCRIMINATORY MANNER. THE SCHOOL MAINTAINS FILES ON EACH SUCCESSFUL CANDIDATE FOR NEED BASED FINANCIAL AID WHICH INCLUDES PARENT PROVIDED FINANCIAL STATEMENTS AS WELL AS PARENT W2 FORMS AND THEIR MOST RECENT FEDERAL TAX RETURNS. THIS INFORMATION IS COMPILED IN A THIRD-PARTY TOOL THAT HELPS THE SCHOOL ANALYZE AND MAKE AWARD DETERMINATIONS. AWARDS CAN ALSO BE ADJUSTED, AS NECESSARY, TO REFLECT SUPPLEMENTAL INFORMATION PROVIDED BY THE PARENTS.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleI>
    <IRS990ScheduleJ documentId="RetDoc1042400001">
      <HousingAllowanceOrResidenceInd>X</HousingAllowanceOrResidenceInd>
      <WrittenPolicyRefTAndEExpnssInd>1</WrittenPolicyRefTAndEExpnssInd>
      <SubstantiationRequiredInd>1</SubstantiationRequiredInd>
      <CompensationCommitteeInd>X</CompensationCommitteeInd>
      <Form990OfOtherOrganizationsInd>X</Form990OfOtherOrganizationsInd>
      <WrittenEmploymentContractInd>X</WrittenEmploymentContractInd>
      <CompensationSurveyInd>X</CompensationSurveyInd>
      <BoardOrCommitteeApprovalInd>X</BoardOrCommitteeApprovalInd>
      <SeverancePaymentInd>1</SeverancePaymentInd>
      <SupplementalNonqualRtrPlanInd>0</SupplementalNonqualRtrPlanInd>
      <EquityBasedCompArrngmInd>0</EquityBasedCompArrngmInd>
      <CompBasedOnRevenueOfFlngOrgInd>0</CompBasedOnRevenueOfFlngOrgInd>
      <CompBsdOnRevRelatedOrgsInd>0</CompBsdOnRevRelatedOrgsInd>
      <CompBsdNetEarnsFlngOrgInd>0</CompBsdNetEarnsFlngOrgInd>
      <CompBsdNetEarnsRltdOrgsInd>0</CompBsdNetEarnsRltdOrgsInd>
      <AnyNonFixedPaymentsInd>0</AnyNonFixedPaymentsInd>
      <InitialContractExceptionInd>0</InitialContractExceptionInd>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>EDWARD V PARSONS</PersonNm>
        <TitleTxt>HEAD OF SCHOOL - TERMED 6/30/23</TitleTxt>
        <BaseCompensationFilingOrgAmt>455478</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>9903</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>20000</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>89924</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>575305</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>RYAN S DAHLEM</PersonNm>
        <TitleTxt>HEAD OF SCHOOL</TitleTxt>
        <BaseCompensationFilingOrgAmt>314471</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>345</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>6250</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>86203</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>407269</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>KRISTEN KELLEHER</PersonNm>
        <TitleTxt>ASSOC HEAD SCHOOL DEVEL&amp;EX</TitleTxt>
        <BaseCompensationFilingOrgAmt>260320</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>389</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>25936</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>55662</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>342307</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>MELISSA ANDERSON</PersonNm>
        <TitleTxt>HEAD OF UPPER SCHOOL</TitleTxt>
        <BaseCompensationFilingOrgAmt>173900</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>230</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>12128</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>110880</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>297138</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>JONATHAN D WASSERMAN</PersonNm>
        <TitleTxt>CHIEF FINANCIAL OFFICER</TitleTxt>
        <BaseCompensationFilingOrgAmt>254248</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>3588</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>25630</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>332</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>283798</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>JAMES M LONG</PersonNm>
        <TitleTxt>ASSISTANT HEAD OF SCHOOL</TitleTxt>
        <BaseCompensationFilingOrgAmt>177022</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>1107</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>18793</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>34023</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>230945</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>GABRIELLA SANNA</PersonNm>
        <TitleTxt>DIRECTOR OF RSC</TitleTxt>
        <BaseCompensationFilingOrgAmt>194863</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>369</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>11828</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>154</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>207214</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>YASSINE TALHAOUI</PersonNm>
        <TitleTxt>DIRECTOR OF ADMISSIONS</TitleTxt>
        <BaseCompensationFilingOrgAmt>162533</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>141</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>4882</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>11398</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>178954</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>COLETTE PORTER</PersonNm>
        <TitleTxt>DIRECTOR OF MARKETING &amp; COMM</TitleTxt>
        <BaseCompensationFilingOrgAmt>155006</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>309</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>0</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>888</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>156203</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 4A</FormAndLineReferenceDesc>
        <ExplanationTxt>EDWARD V. PARSONS $266,666</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE J, PART I LINE 1A-HOUSING ALLOWANCE OR RESIDENCE FOR PERSONAL USE:</FormAndLineReferenceDesc>
        <ExplanationTxt>AS PART OF HIS DUTIES AS HEAD OF SCHOOL, EDWARD PARSONS IS REQUIRED TO STAY ON CAMPUS IN A SCHOOL OWNED HOUSE. INCLUDED IN MR. PARSONS' SCHEDULE J PART II COLUMN (D) NONTAXABLE BENEFITS IS AN AMOUNT FOR 5% OF THE VALUE OF THE HOUSE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE J, PART I LINE 1A-HOUSING ALLOWANCE OR RESIDENCE FOR PERSONAL USE:</FormAndLineReferenceDesc>
        <ExplanationTxt>AS PART OF HIS DUTIES AS HEAD OF SCHOOL, RYAN DAHLEM IS REQUIRED TO STAY ON CAMPUS IN A SCHOOL OWNED HOUSE. INCLUDED IN MR. DAHLEM'S SCHEDULE J PART II COLUMN (D) NONTAXABLE BENEFITS IS AN AMOUNT FOR 5% OF THE VALUE OF THE HOUSE.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleJ>
    <IRS990ScheduleL documentId="RetDoc1042800001">
      <GrntAsstBnftInterestedPrsnGrp>
        <CashGrantAmt>56805</CashGrantAmt>
        <TypeOfAssistanceTxt>TUITION REMISSION</TypeOfAssistanceTxt>
        <AssistancePurposeTxt>EDUCATION ASSISTANCE</AssistancePurposeTxt>
      </GrntAsstBnftInterestedPrsnGrp>
    </IRS990ScheduleL>
    <IRS990ScheduleM documentId="RetDoc1042900001">
      <SecuritiesPubliclyTradedGrp>
        <NonCashCheckboxInd>X</NonCashCheckboxInd>
        <ContributionCnt>19</ContributionCnt>
        <NoncashContributionsRptF990Amt>288279</NoncashContributionsRptF990Amt>
        <MethodOfDeterminingRevenuesTxt>VALUE AT DONATION DATE</MethodOfDeterminingRevenuesTxt>
      </SecuritiesPubliclyTradedGrp>
      <OtherNonCashContriTableGrp>
        <NonCashCheckboxInd>X</NonCashCheckboxInd>
        <Desc>RAFFLE GIFTS</Desc>
        <ContributionCnt>7</ContributionCnt>
        <NoncashContributionsRptF990Amt>2054</NoncashContributionsRptF990Amt>
        <MethodOfDeterminingRevenuesTxt>FAIR MARKET VALUE</MethodOfDeterminingRevenuesTxt>
      </OtherNonCashContriTableGrp>
      <AnyPropertyThatMustBeHeldInd>0</AnyPropertyThatMustBeHeldInd>
      <ReviewProcessUnusualNCGiftsInd>1</ReviewProcessUnusualNCGiftsInd>
      <ThirdPartiesUsedInd>0</ThirdPartiesUsedInd>
    </IRS990ScheduleM>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FORM 990, ABSENT SCHEDULE B, IS ELECTRONICALLY DISTRIBUTED TO ALL TRUSTEES PRIOR TO THE BOARD OF TRUSTEES MEETING. DUE TO THE CONFIDENTIAL NATURE OF DONOR INFORMATION PROVIDED ON SCHEDULE B, AND SINCE SCHEDULE B IS NOT OPEN TO PUBLIC INSPECTION, THE SCHOOL HAS DECIDED THAT IT WILL NOT DISCLOSE THE DETAILED DONOR INFORMATION PROVIDED ON SCHEDULE B TO MEMBERS OF THE BOARD OF TRUSTEES BEFORE FILING THE RETURN WITH THE IRS. ALL OTHER FORMS AND SCHEDULES THAT ARE ULTIMATELY FILED WITH THE IRS ARE PROVIDED TO THE BOARD OF TRUSTEES FOR REVIEW IN ADVANCE OF FILING. THE FORM 990 IS APPROVED BY THE BOARD OF TRUSTEES OR RETURNED FOR ADDITIONAL PREPARATION AND THEN APPROVED PRIOR TO FILING.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>THE SCHOOL ANNUALLY DISTRIBUTES TO ALL TRUSTEES, KEY EMPLOYEES AND OTHER COMMITTEE MEMBERS AN ELECTRONIC CONFLICT OF INTEREST SURVEY/QUESTIONNAIRE. THE RETURNED QUESTIONNAIRES ARE REVIEWED AND COMPILED BY THE SCHOOL'S FINANCIAL OFFICE AND THE RESULTS ARE PRESENTED TO THE SCHOOL'S AUDIT COMMITTEE. ANY ISSUES FOUND THAT THE AUDIT COMMITTEE BELIEVES ARE OF A CONCERN ARE FORWARDED TO THE SCHOOL'S GOVERNANCE COMMITTEE FOR FURTHER ACTION. THE COMPLETED QUESTIONNAIRES ARE MAINTAINED AS PART OF THE SCHOOL'S CORPORATE RECORDS BY THE ASSISTANT CLERK.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15</FormAndLineReferenceDesc>
        <ExplanationTxt>THE EXECUTIVE COMMITTEE OF THE BOARD OF TRUSTEES, COMPRISED OF INDEPENDENT MEMBERS OF THE BOARD, MAKES UP THE SCHOOL'S COMPENSATION COMMITTEE. THE COMMITTEE RELIES ON COMPARATIVE DATA FROM SURVEYS CONDUCTED BY THE NATIONAL ASSOCIATION OF INDEPENDENT SCHOOLS AND COMPARABLE DATA PROVIDED BY OTHER SCHOOLS ON THEIR IRS FORM 990 IN SETTING THE SALARY FOR THE HEAD OF SCHOOL. DOCUMENTATION OF THE BASIS OF DETERMINATION OF THE SALARY IS KEPT IN MINUTES PREPARED BY THE CLERK OF THE BOARD OF TRUSTEES. THE EXECUTIVE COMMITTEE HAS DELEGATED THE AUTHORIZATION OF THE SALARIES OF ALL EMPLOYEES, INCLUDING KEY EMPLOYEES, TO THE HEAD OF SCHOOL AND IS BASED ON COMPARABLE INFORMATION OBTAINED FROM SOURCES SUCH AS THE IRS FORM 990 OF OTHER SCHOOLS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE SCHOOL RELIES ON THE WEBSITE OF THE MASSACHUSETTS' ATTORNEY GENERAL'S OFFICE OF PUBLIC CHARITIES DIVISION IN ORDER FOR THE PUBLIC TO ACCESS A COPY OF THE SCHOOL'S AUDITED FINANCIAL STATEMENTS AND FORM 990. THE SCHOOL RELIES ON GUIDESTAR TO POST THE FORM 990. THE SCHOOL RELIES ON THE WEBSITE OF THE MASSACHUSETTS' SECRETARY OF STATE'S OFFICE FOR PUBLIC ACCESS TO THE SCHOOL'S GOVERNING DOCUMENTS. THE SCHOOL'S CONFLICT OF INTEREST POLICY IS NOT MADE AVAILABLE TO THE PUBLIC. THE SCHOOL'S BY-LAWS ARE MADE AVAILABLE ON THE MASSACHUSETTS' ATTORNEY GENERAL'S OFFICE OF PUBLIC CHARITIES DIVISION WEBSITE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART XII, LINE 2C</FormAndLineReferenceDesc>
        <ExplanationTxt>THE BOARD OF TRUSTEES HAS AN AUDIT COMMITTEE THAT IS COMPRISED OF 3 MEMBERS, TWO OF WHICH ARE TRUSTEES, THAT IS RESPONSIBLE FOR THE SELECTION OF AN INDEPENDENT ACCOUNTING FIRM TO CONDUCT THE ANNUAL AUDIT, FOR MEETING WITH THE SELECTED AUDITORS PRIOR TO AND AT THE COMPLETION OF THE AUDIT, AND FOR REVIEWING ACCOUNTING POLICIES AND PROCEDURES.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>