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        <ProgramServicesAmt>3596</ProgramServicesAmt>
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        <TotalAmt>17765</TotalAmt>
        <ProgramServicesAmt>13152</ProgramServicesAmt>
        <ManagementAndGeneralAmt>4613</ManagementAndGeneralAmt>
      </OfficeExpensesGrp>
      <InformationTechnologyGrp>
        <TotalAmt>10718</TotalAmt>
        <ProgramServicesAmt>8038</ProgramServicesAmt>
        <ManagementAndGeneralAmt>2680</ManagementAndGeneralAmt>
      </InformationTechnologyGrp>
      <OccupancyGrp>
        <TotalAmt>35804</TotalAmt>
        <ProgramServicesAmt>26853</ProgramServicesAmt>
        <ManagementAndGeneralAmt>8951</ManagementAndGeneralAmt>
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      <ConferencesMeetingsGrp>
        <TotalAmt>1601</TotalAmt>
        <ProgramServicesAmt>1601</ProgramServicesAmt>
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      <InterestGrp>
        <TotalAmt>26000</TotalAmt>
        <ProgramServicesAmt>26000</ProgramServicesAmt>
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        <TotalAmt>137974</TotalAmt>
        <ProgramServicesAmt>137974</ProgramServicesAmt>
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      <InsuranceGrp>
        <TotalAmt>91071</TotalAmt>
        <ProgramServicesAmt>89696</ProgramServicesAmt>
        <ManagementAndGeneralAmt>1375</ManagementAndGeneralAmt>
      </InsuranceGrp>
      <OtherExpensesGrp>
        <Desc>TOOLS &amp; SUPPLIES</Desc>
        <TotalAmt>606869</TotalAmt>
        <ProgramServicesAmt>606869</ProgramServicesAmt>
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      <OtherExpensesGrp>
        <Desc>VEHICLE EXPENSES</Desc>
        <TotalAmt>105759</TotalAmt>
        <ProgramServicesAmt>105759</ProgramServicesAmt>
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      <OtherExpensesGrp>
        <Desc>PUMPING EXPENSES</Desc>
        <TotalAmt>74543</TotalAmt>
        <ProgramServicesAmt>74543</ProgramServicesAmt>
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      <OtherExpensesGrp>
        <Desc>LABWORK</Desc>
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        <ProgramServicesAmt>27441</ProgramServicesAmt>
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      <AllOtherExpensesGrp>
        <TotalAmt>6426</TotalAmt>
        <ProgramServicesAmt>6426</ProgramServicesAmt>
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        <ProgramServicesAmt>2245918</ProgramServicesAmt>
        <ManagementAndGeneralAmt>143805</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
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        <EOYAmt>55506</EOYAmt>
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        <EOYAmt>131441</EOYAmt>
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        <BOYAmt>520000</BOYAmt>
        <EOYAmt>520000</EOYAmt>
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        <BOYAmt>638169</BOYAmt>
        <EOYAmt>651441</EOYAmt>
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      <OrganizationFollowsFASB117Ind>X</OrganizationFollowsFASB117Ind>
      <NoDonorRestrictionNetAssetsGrp>
        <BOYAmt>752718</BOYAmt>
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      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>752718</BOYAmt>
        <EOYAmt>749550</EOYAmt>
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      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>1390887</BOYAmt>
        <EOYAmt>1400991</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <ReconcilationRevenueExpnssAmt>-3168</ReconcilationRevenueExpnssAmt>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>true</AccountantCompileOrReviewInd>
      <AcctCompileOrReviewBasisGrp>
        <SeparateBasisFinclStmtInd>X</SeparateBasisFinclStmtInd>
      </AcctCompileOrReviewBasisGrp>
      <FSAuditedInd>false</FSAuditedInd>
      <AuditCommitteeInd>true</AuditCommitteeInd>
      <FederalGrantAuditRequiredInd>false</FederalGrantAuditRequiredInd>
    </IRS990>
    <IRS990ScheduleA documentId="RetDoc8">
      <SupportingOrganization509a3Ind>X</SupportingOrganization509a3Ind>
      <SupportingOrgType2Ind>X</SupportingOrgType2Ind>
      <IRSWrittenDeterminationInd>X</IRSWrittenDeterminationInd>
      <SupportedOrganizationsCnt>1</SupportedOrganizationsCnt>
      <SupportedOrgInformationGrp>
        <SupportedOrganizationName>
          <BusinessNameLine1Txt>UPPER WHITE RIVER BASIN</BusinessNameLine1Txt>
          <BusinessNameLine2Txt>FOUNDATION INC</BusinessNameLine2Txt>
        </SupportedOrganizationName>
        <EIN>431942991</EIN>
        <OrganizationTypeCd>7</OrganizationTypeCd>
        <GoverningDocumentListedInd>true</GoverningDocumentListedInd>
        <SupportAmt>149688</SupportAmt>
        <OtherSupportAmt>0</OtherSupportAmt>
      </SupportedOrgInformationGrp>
      <SupportedOrganizationsTotalCnt>1</SupportedOrganizationsTotalCnt>
      <SupportSumAmt>149688</SupportSumAmt>
      <OtherSupportSumAmt>0</OtherSupportSumAmt>
      <Form990SchASupportingOrgGrp>
        <ListedByNameGoverningDocInd>true</ListedByNameGoverningDocInd>
        <SuprtOrgNoIRSDeterminationInd>false</SuprtOrgNoIRSDeterminationInd>
        <SupportedOrgSectionC456Ind>false</SupportedOrgSectionC456Ind>
        <SupportedOrgNotOrganizedUSInd>false</SupportedOrgNotOrganizedUSInd>
        <OrganizationChangeSuprtOrgInd>false</OrganizationChangeSuprtOrgInd>
        <SupportNonSupportedOrgInd>false</SupportNonSupportedOrgInd>
        <PaymentSubstantialContribtrInd>false</PaymentSubstantialContribtrInd>
        <LoanDisqualifiedPersonInd>false</LoanDisqualifiedPersonInd>
        <ControlledDisqualifiedPrsnInd>false</ControlledDisqualifiedPrsnInd>
        <DisqualifiedPrsnControllIntInd>false</DisqualifiedPrsnControllIntInd>
        <DisqualifiedPrsnOwnrIntInd>false</DisqualifiedPrsnOwnrIntInd>
        <ExcessBusinessHoldingsRulesInd>false</ExcessBusinessHoldingsRulesInd>
        <ContributionControllerInd>false</ContributionControllerInd>
        <ContributionFamilyInd>false</ContributionFamilyInd>
        <Contribution35ControlledInd>false</Contribution35ControlledInd>
      </Form990SchASupportingOrgGrp>
      <MajorityDirTrstSupportedOrgInd>false</MajorityDirTrstSupportedOrgInd>
      <Form990ScheduleAPartVIGrp>
        <FormAndLineReferenceDesc>PART IV, SECTION C, LINE 1</FormAndLineReferenceDesc>
        <ExplanationTxt>SUPPORTING ORGANIZATION AND SUPPORTED ORGANIZATION HAVE COMMON BOARD MEMBERS. DAVID CASALETTO, PRESIDENT OF BOTH ORGANIZATIONS, IS RESPONSIBLE FOR DAILY OPERATIONS AT BOTH ORGANIZATIONS.</ExplanationTxt>
      </Form990ScheduleAPartVIGrp>
    </IRS990ScheduleA>
    <IRS990ScheduleD documentId="RetDoc3">
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        <BookValueAmt>20468</BookValueAmt>
      </BuildingsGrp>
      <LeaseholdImprovementsGrp>
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        <DepreciationAmt>13538</DepreciationAmt>
        <BookValueAmt>19383</BookValueAmt>
      </LeaseholdImprovementsGrp>
      <EquipmentGrp>
        <OtherCostOrOtherBasisAmt>827450</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>501697</DepreciationAmt>
        <BookValueAmt>325753</BookValueAmt>
      </EquipmentGrp>
      <TotalBookValueLandBuildingsAmt>365604</TotalBookValueLandBuildingsAmt>
      <OtherLiabilitiesOrgGrp>
        <Desc>NOTE PAYABLE - UWRB</Desc>
        <Amt>310000</Amt>
      </OtherLiabilitiesOrgGrp>
      <OtherLiabilitiesOrgGrp>
        <Desc>LOC - UWRB</Desc>
        <Amt>210000</Amt>
      </OtherLiabilitiesOrgGrp>
      <TotalLiabilityAmt>520000</TotalLiabilityAmt>
      <FootnoteTextInd>X</FootnoteTextInd>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE D, PAGE 3, PART X</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION HAS ANALYZED TAX POSITIONS TAKEN AND CONCLUDED THAT AS OF DECEMBER 31, 2023, THERE ARE NO UNCERTAIN POSITIONS TAKEN, OR EXPECTED TO BE TAKEN, THAT WOULD REQUIRE DISCLOSURE IN THE FINANCIAL STATEMENTS. THE ORGANIZATION IS SUBJECT TO ROUTINE AUDITS BY TAXING JURISDICTIONS; HOWEVER, THERE ARE CURRENTLY NO AUDITS FOR ANY TAX PERIODS IN PROGRESS. THE FOUNDATION DOES NOT BELIEVE IT LIKELY THAT CHANGES WILL OCCUR WITHIN THE NEXT FISCAL YEAR THAT WILL HAVE A MATERIAL IMPACT ON THE FINANCIAL STATEMENTS.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
    <IRS990ScheduleI documentId="RetDoc4">
      <GrantRecordsMaintainedInd>true</GrantRecordsMaintainedInd>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>UPPER WHITE RIVER BASIN FOUNDATION</BusinessNameLine1Txt>
          <BusinessNameLine2Txt>INC</BusinessNameLine2Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>11 OAK DRIVE</AddressLine1Txt>
          <CityNm>KIMBERLING CITY</CityNm>
          <StateAbbreviationCd>MO</StateAbbreviationCd>
          <ZIPCd>65686</ZIPCd>
        </USAddress>
        <RecipientEIN>431942991</RecipientEIN>
        <IRCSectionDesc>3</IRCSectionDesc>
        <CashGrantAmt>149688</CashGrantAmt>
        <PurposeOfGrantTxt>OPERATIONS</PurposeOfGrantTxt>
      </RecipientTable>
      <Total501c3OrgCnt>1</Total501c3OrgCnt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE I, PAGE 1, PART I, LINE 2</FormAndLineReferenceDesc>
        <ExplanationTxt>OES WAS FORMED AS A SUPPORTING ORGANIZATION OF UPPER WHITE RIVER BASIN. THE TWO ENTITIES HAVE COMMON BOARD MEMBERS AND DAVID CASELETTO IS THE PRESIDENT OF BOTH ORGANIZATIONS.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleI>
    <IRS990ScheduleL documentId="RetDoc5">
      <BusTrInvolveInterestedPrsnGrp>
        <NameOfInterested>
          <PersonNm>SEE EXPLANATION IN PART V</PersonNm>
        </NameOfInterested>
        <RelationshipDescriptionTxt>OFF/BOARD MEM</RelationshipDescriptionTxt>
        <TransactionAmt>520000</TransactionAmt>
        <TransactionDesc>LOAN</TransactionDesc>
        <SharingOfRevenuesInd>false</SharingOfRevenuesInd>
      </BusTrInvolveInterestedPrsnGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE L, PART V</FormAndLineReferenceDesc>
        <ExplanationTxt>PETER HERSCHEND, TIM O'REILLY AND ROB JOHNS ARE BOARD MEMBERS OF OZARKS ENVIRONMENTAL SERVICES AND UPPER WHITE RIVER BASIN. DAVID CASALETTO SERVES AS PRESIDENT FOR BOTH ORGANIZATIONS AND IS PAID BY OZARKS ENVIRONMENTAL SERVICES. UPPER WHITE RIVER BASIN LOANED OZARKS ENVIRONMENTAL SERVICES (OES) 310,000 IN 2016. THE LOAN WAS OUTSTANDING AS OF DECEMBER 31, 2023. UPPER WHITE RIVER BASIN LOANED OES 210,000 FOR WORKING CAPITAL IN 2016. THE LOAN WAS OUTSTANDING AS OF DECEMBER 31, 2023.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleL>
    <IRS990ScheduleO documentId="RetDoc6">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990 - ORGANIZATION'S MISSION</FormAndLineReferenceDesc>
        <ExplanationTxt>OZARKS ENVIRONMENTAL SERVICES (THE "ORGANIZATION") RECEIVED IRS STATUS AS A SUPPORTING ORGANIZATION FOR THE UPPER WHITE RIVER BASIN FOUNDATION (THE "FOUNDATION"). THE FOUNDATION IS A 501(C)3 WATERSHED CONSERVATION ORGANIZATION, DEDICATED TO PROTECTING WATER QUALITY IN THE UPPER WHITE RIVER WATERSHED OF SOUTHWEST MISSOURI AND NORTHWEST ARKANSAS. THE FOUNDATION ENGAGES IN MANY DIFFERENT ACTIVITIES TO HELP PROTECT THE UPPER WHITE RIVER WATERSHED'S WATERWAYS AND WATER SOURCES FROM EXCESSIVE POLLUTION AND DEGRADATION, INCLUDING EDUCATING THE PUBLIC ABOUT NEW TECHNOLOGIES AND PRACTICES FOR DECENTRALIZED WASTEWATER TREATMENT. THE ORGANIZATION WAS FORMED BY THE FOUNDATION SPECIFICALLY TO ADDRESS THE ISSUE OF THERE BEING A LACK OF QUALIFIED TECHNICIANS TO PERFORM THE NECESSARY MAINTENANCE WORK ON THE ADVANCED WASTEWATER TREATMENT SYSTEMS. THE ORGANIZATION SUPPORTS AND FURTHERS THE FOUNDATION'S TAX-EXEMPT PURPOSE OF PROTECTING THE WATER QUALITY OF THE UPPER WHITE RIVER WATERSHED BY PERFORMING MAINTENANCE WORK ON ADVANCED WASTEWATER TREATMENT SYSTEMS AND DRINKING WATER SYSTEMS IN COMMUNITIES NOT SERVED BY TRADITIONAL MUNICIPAL SYSTEMS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE INITIAL REVIEW OF THE 990 IS PERFORMED BY THE PRESIDENT. AFTER HIS APPROVAL, THE RETURN IS PROVIDED TO THE BOARD OF TRUSTEES</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>BOARD MEMBERS ANNUALLY SIGN AFFIRMATIONS OF COMPLIANCE WITH THE ORGANIZATION'S CONFLICT OF INTEREST POLICIES. INTERESTED PERSONS: ANY DIRECTOR, PRINCIPAL OFFICER, MEMBER OF A COMMITTEE WITH GOVERNING BOARD DELEGATED POWER, OR A PERSON WITH A FINANCIAL INTEREST. INTERESTED PERSONS MUST DISCLOSE THE EXISTENCE OF A POSSIBLE CONFLICT OF INTEREST. ONCE DISCLOSED, THE BOARD REVIEWS THE SITUATION AND DETERMINES IF A CONFLICT EXISTS. THE BOARD WILL VOTE TO ACCEPT OR REJECT THE TRANSACTION WITH THE INTERESTED PERSON. THE INTERESTED PERSON IS NOT ALLOWED TO VOTE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 15A</FormAndLineReferenceDesc>
        <ExplanationTxt>COMPENSATION OF THE ORGANIZATION'S PRESIDENT IS REVIEWED USING COMPARATIVE SALARIES AND COMPENSATION INFORMATION AND APPROVED BY THE BOARD OF DIRECTORS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY AND FINANCIAL STATEMENTS ARE MADE AVAILABLE TO THE PUBLIC UPON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
    <IRS990ScheduleR documentId="RetDoc7">
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>UPPER WHITE RIVER BASIN</BusinessNameLine1Txt>
          <BusinessNameLine2Txt>FOUNDATION INC</BusinessNameLine2Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>PO BOX 636/11 OAK DR</AddressLine1Txt>
          <CityNm>KIMBERLING CITY</CityNm>
          <StateAbbreviationCd>MO</StateAbbreviationCd>
          <ZIPCd>65615</ZIPCd>
        </USAddress>
        <EIN>431942991</EIN>
        <PrimaryActivitiesTxt>CONSRVTION</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MO</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501C3</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>7</PublicCharityStatusTxt>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <ReceiptOfIntAnntsRntsRyltsInd>false</ReceiptOfIntAnntsRntsRyltsInd>
      <GiftGrntOrCapContriToOthOrgInd>true</GiftGrntOrCapContriToOthOrgInd>
      <GiftGrntCapContriFromOthOrgInd>false</GiftGrntCapContriFromOthOrgInd>
      <LoansOrGuaranteesToOtherOrgInd>false</LoansOrGuaranteesToOtherOrgInd>
      <LoansOrGuaranteesFromOthOrgInd>true</LoansOrGuaranteesFromOthOrgInd>
      <DivRelatedOrganizationInd>false</DivRelatedOrganizationInd>
      <AssetSaleToOtherOrgInd>false</AssetSaleToOtherOrgInd>
      <AssetPurchaseFromOtherOrgInd>false</AssetPurchaseFromOtherOrgInd>
      <AssetExchangeInd>false</AssetExchangeInd>
      <RentalOfFacilitiesToOthOrgInd>false</RentalOfFacilitiesToOthOrgInd>
      <RentalOfFcltsFromOthOrgInd>true</RentalOfFcltsFromOthOrgInd>
      <PerformOfServicesForOthOrgInd>true</PerformOfServicesForOthOrgInd>
      <PerformOfServicesByOtherOrgInd>true</PerformOfServicesByOtherOrgInd>
      <SharingOfFacilitiesInd>true</SharingOfFacilitiesInd>
      <PaidEmployeesSharingInd>true</PaidEmployeesSharingInd>
      <ReimbursementPaidToOtherOrgInd>true</ReimbursementPaidToOtherOrgInd>
      <ReimbursementPaidByOtherOrgInd>false</ReimbursementPaidByOtherOrgInd>
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          <BusinessNameLine1Txt>UPPER WHITE RIVER BASIN</BusinessNameLine1Txt>
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        </OtherOrganizationName>
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          <BusinessNameLine1Txt>UPPER WHITE RIVER BASIN</BusinessNameLine1Txt>
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        </OtherOrganizationName>
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        <MethodOfAmountDeterminationTxt>CASH</MethodOfAmountDeterminationTxt>
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          <BusinessNameLine1Txt>UPPER WHITE RIVER BASIN</BusinessNameLine1Txt>
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        </OtherOrganizationName>
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        <MethodOfAmountDeterminationTxt>CASH</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
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        <OtherOrganizationName>
          <BusinessNameLine1Txt>UPPER WHITE RIVER BASIN</BusinessNameLine1Txt>
          <BusinessNameLine2Txt>FOUNDATION INC</BusinessNameLine2Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>R</TransactionTypeTxt>
        <InvolvedAmt>26000</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>CASH</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
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</Return>