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    <ReturnTs>2014-05-08T04:24:01-05:00</ReturnTs>
    <TaxPeriodEndDt>2013-12-31</TaxPeriodEndDt>
    <PreparerFirmGrp>
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        <BusinessNameLine1>BDO USA LLP</BusinessNameLine1>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1>40 NE Loop 410 Suite 200</AddressLine1>
        <City>San Antonio</City>
        <State>TX</State>
        <ZIPCode>78216</ZIPCode>
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    <TaxPeriodBeginDt>2013-01-01</TaxPeriodBeginDt>
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      <PhoneNum>2103124688</PhoneNum>
      <USAddress>
        <AddressLine1>5000 WALZEM ROAD</AddressLine1>
        <AddressLine2>Suite</AddressLine2>
        <City>SAN ANTONIO</City>
        <State>TX</State>
        <ZIPCode>782182117</ZIPCode>
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    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>CARA NICHOLS</PersonNm>
      <PersonTitleTxt>PRESIDENT</PersonTitleTxt>
      <PhoneNum>2103124688</PhoneNum>
      <SignatureDt>2014-05-05</SignatureDt>
      <DiscussWithPaidPreparerInd>true</DiscussWithPaidPreparerInd>
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    <PreparerPersonGrp>
      <PreparerPersonNm>Joy Reiner</PreparerPersonNm>
      <PhoneNum>2103428000</PhoneNum>
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    <TaxYr>2013</TaxYr>
    <BuildTS>2015-11-30 17:44:51Z</BuildTS>
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        <City>SAN ANTONIO</City>
        <State>TX</State>
        <ZIPCode>78218</ZIPCode>
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      <ActivityOrMissionDesc>RSF ENDOWMENT ACTS AS A SUPPORTING ORGANIZATION TO THE RACKSPACE FOUNDATION WHOSE PURPOSE IS CHARITABLE, EDUCATION, TECHNOLOGICAL, AND BROADER COMMUNITY DEVELOPMENT.</ActivityOrMissionDesc>
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      <CYTotalProfFndrsngExpnsAmt>0</CYTotalProfFndrsngExpnsAmt>
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      <PYOtherExpensesAmt>83512</PYOtherExpensesAmt>
      <CYOtherExpensesAmt>87555</CYOtherExpensesAmt>
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      <Desc>GOOD SAMARITAN CENTER OF SAN ANTONIO - RSF ENDOWMENT GRANTED GOOD SAMARITAN COMMUNITY SERVICES FUNDS IN 2013 TO PROVIDE A COMPREHENSIVE SUMMER PROGRAM TO MIDDLE AND ELEMENTARY SCHOOL STUDENTS IN THE ROOSEVELT CLUSTER. THE SIX-WEEK CAMP FOCUSED ON FIVE AREAS OF SERVICE: HEALTHY LIVING, REDUCTION OF RISKY BEHAVIOR, EDUCATIONAL ACHIEVEMENT, SUCCESSFUL TRANSITION TO COLLEGE AND CAREER, AND CIVIC ENGAGEMENT AND LEADERSHIP DEVELOPMENT.</Desc>
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        <GrantAmt>60000</GrantAmt>
        <Desc>YOUTH ORCHESTRAS OF SAN ANTONIO - RSF ENDOWMENT GRANTED YOUTH ORCHESTRAS OF SAN ANTONIO (YOSA) FUNDS IN 2013 TO HELP BUILD A WORLD-CLASS ORCHESTRA PROGRAM IN THE ROOSEVELT CLUSTER. ENGAGEMENT INCLUDED UNDERWRITING OF CONCERT SERIES; CAMPUS LEVEL ENGAGEMENT; INSTRUCTIONAL SUPPORT; AND PRIVATE LESSONS FOR MIDDLE AND HIGH SCHOOL STUDENTS. ADDITIONALLY IT INCLUDES A "RACKSPACE SCHOLARS" PROGRAM FOR THE 2012-2013 SEASON AND THE 2013 SUMMER SYMPHONY CAMP.</Desc>
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        <Desc>AFTERSCHOOL CHESS &amp; FAMILY CHESS NIGHTS - WEEKLY CHESS LESSONS ARE HELD AT MOLLY PRUITT PUBLIC LIBRARY ON THE ROOSEVELT HIGH SCHOOL CAMPUS. EVERY THURSDAY AFTER SCHOOL, A CHESS MASTER OFFERS SMALL-GROUP CHESS INSTRUCTION TO ROOSEVELT STUDENTS. FOLLOWING AFTERSCHOOL CHESS, FAMILY CHESS NIGHT IS OPEN TO ANYONE IN THE COMMUNITY INTERESTED IN LEARNING MORE ABOUT THE GAME. RSF ENDOWMENT PROVIDES DINNER AND CHESS INSTRUCTION FROM THE CHESS MASTER. ON AVERAGE, THERE ARE 80 COMMUNITY MEMBERS BETWEEN THE AGES OF 5-65 THAT ATTEND THE PROGRAM EACH WEEK.</Desc>
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        <Desc>UNIVERSITY OF TEXAS FOUNDATION</Desc>
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        <PhoneNum>2103124688</PhoneNum>
        <USAddress>
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          <City>SAN ANTONIO</City>
          <State>TX</State>
          <ZIPCode>78218</ZIPCode>
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        <PersonNm>GRAHAM WESTON</PersonNm>
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        <PersonNm>JASON HOPKINS</PersonNm>
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        <ProgramServicesAmt>254429</ProgramServicesAmt>
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        <EOYAmt>0</EOYAmt>
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        <BOYAmt>0</BOYAmt>
        <EOYAmt>0</EOYAmt>
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        <EOYAmt>0</EOYAmt>
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      <EscrowAccountLiabilityGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>0</EOYAmt>
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      <LoansFromOfficersDirectorsGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>0</EOYAmt>
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      <MortgNotesPyblScrdInvstPropGrp>
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        <EOYAmt>0</EOYAmt>
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      <UnsecuredNotesLoansPayableGrp>
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        <EOYAmt>0</EOYAmt>
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        <EOYAmt>0</EOYAmt>
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      <TotalLiabilitiesGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </TotalLiabilitiesGrp>
      <OrgDoesNotFollowSFAS117Ind>X</OrgDoesNotFollowSFAS117Ind>
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        <EOYAmt>0</EOYAmt>
      </CapStkTrPrinCurrentFundsGrp>
      <PdInCapSrplsLandBldgEqpFundGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </PdInCapSrplsLandBldgEqpFundGrp>
      <RtnEarnEndowmentIncmOthFndsGrp>
        <BOYAmt>114415</BOYAmt>
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      </RtnEarnEndowmentIncmOthFndsGrp>
      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>114415</BOYAmt>
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      </TotalNetAssetsFundBalanceGrp>
      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>114415</BOYAmt>
        <EOYAmt>144457</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <ReconcilationRevenueExpnssAmt>30042</ReconcilationRevenueExpnssAmt>
      <InfoInScheduleOPartXIIInd>X</InfoInScheduleOPartXIIInd>
      <MethodOfAccountingOtherInd methodOfAccountingOtherDesc="MODIFIED CASH BASIS">X</MethodOfAccountingOtherInd>
      <AccountantCompileOrReviewInd>true</AccountantCompileOrReviewInd>
      <AcctCompileOrReviewBasisGrp>
        <SeparateBasisFinclStmtInd>X</SeparateBasisFinclStmtInd>
      </AcctCompileOrReviewBasisGrp>
      <FSAuditedInd>false</FSAuditedInd>
      <AuditCommitteeInd>false</AuditCommitteeInd>
      <FederalGrantAuditRequiredInd>false</FederalGrantAuditRequiredInd>
    </IRS990>
    <IRS990ScheduleA documentId="IRS990ScheduleA">
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      <SupportingOrgType1Ind>X</SupportingOrgType1Ind>
      <CertificationInd>X</CertificationInd>
      <IRSWrittenDeterminationInd>X</IRSWrittenDeterminationInd>
      <ContributionControllerInd>false</ContributionControllerInd>
      <ContributionFamilyInd>false</ContributionFamilyInd>
      <Contribution35ControlledInd>false</Contribution35ControlledInd>
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          <BusinessNameLine1>THE RACKSPACE FOUNDATION</BusinessNameLine1>
        </SupportedOrganizationName>
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        <OrganizationTypeDesc>07</OrganizationTypeDesc>
        <GoverningDocumentListedInd>true</GoverningDocumentListedInd>
        <SupportedOrgNotifiedInd>true</SupportedOrgNotifiedInd>
        <USOrganizedInd>true</USOrganizedInd>
        <SupportAmt>0</SupportAmt>
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      <SupportedOrganizationsTotalCnt>1</SupportedOrganizationsTotalCnt>
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    <IRS990ScheduleB documentId="IRS990ScheduleB">
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        <ContributorNum>RESTRICTED</ContributorNum>
        <ContributorBusinessName>
          <BusinessNameLine1>RESTRICTED</BusinessNameLine1>
        </ContributorBusinessName>
        <ContributorUSAddress>
          <AddressLine1>RESTRICTED</AddressLine1>
          <AddressLine2>RESTRICTED</AddressLine2>
          <City>RESTRICTED</City>
          <State>RESTRICTED</State>
          <ZIPCode>RESTRICTED</ZIPCode>
        </ContributorUSAddress>
        <TotalContributionsAmt>RESTRICTED</TotalContributionsAmt>
      </ContributorInformationGrp>
    </IRS990ScheduleB>
    <IRS990ScheduleI documentId="IRS990ScheduleI">
      <GrantRecordsMaintainedInd>true</GrantRecordsMaintainedInd>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1>SCHOOL LEADERS NETWORK INC</BusinessNameLine1>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1>1100 E WASHINGTON RD</AddressLine1>
          <City>HINSDALE</City>
          <State>MA</State>
          <ZIPCode>01235</ZIPCode>
        </USAddress>
        <RecipientEIN>208293438</RecipientEIN>
        <IRCSectionDesc>501(C)(3)</IRCSectionDesc>
        <CashGrantAmt>16800</CashGrantAmt>
        <PurposeOfGrantTxt>SEE PART IV</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1>YOUTH ORCHESTRAS OF SAN ANTONIO</BusinessNameLine1>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1>106 AUDITORIUM CIRCLE NO 1</AddressLine1>
          <City>SA</City>
          <State>TX</State>
          <ZIPCode>78205</ZIPCode>
        </USAddress>
        <RecipientEIN>741926713</RecipientEIN>
        <IRCSectionDesc>501(C)(3)</IRCSectionDesc>
        <CashGrantAmt>60000</CashGrantAmt>
        <PurposeOfGrantTxt>SEE PART IV</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1>GOOD SAMARITAN CENTER OF SAN ANTONIO</BusinessNameLine1>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1>1600 SALTILLO</AddressLine1>
          <City>SAN ANTONIO</City>
          <State>TX</State>
          <ZIPCode>78207</ZIPCode>
        </USAddress>
        <RecipientEIN>741117340</RecipientEIN>
        <IRCSectionDesc>501(C)(3)</IRCSectionDesc>
        <CashGrantAmt>103606</CashGrantAmt>
        <PurposeOfGrantTxt>SEE PART IV</PurposeOfGrantTxt>
      </RecipientTable>
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      <TotalOtherOrgCnt>0</TotalOtherOrgCnt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>DESCRIPTION OF PROCEDURE FOR MONITORING USE OF GRANT FUNDS IN THE U.S.</FormAndLineReferenceDesc>
        <ExplanationTxt>RSF ENDOWMENT PROVIDES GRANT FUNDS TO VARIOUS ORGANIZATIONS. THE ORGANIZATION RECEIVES REPORTS BY THE SCHOOLS AS WELL AS THE GRANT RECIPIENTS ON A REGULAR BASIS ABOUT THE PARTICIPATION AND SUCCESS OF THE VARIOUS SUPPORTED ACTIVITIES.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PURPOSE OF GRANT - SCHOOL LEADERS NETWORK INC</FormAndLineReferenceDesc>
        <ExplanationTxt>TO PAY FOR SIX PARTICIPANTS TO ATTEND MEETINGS TO SHARE COMMON PRACTICES AND PROBLEM SOLVING.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PURPOSE OF GRANT - YOUTH ORCHESTRAS OF SAN ANTONIO</FormAndLineReferenceDesc>
        <ExplanationTxt>TO HELP BUILD A WORLD CLASS ORCHESTRA PROGRAM AT THE ROOSEVELT CLUSTER SCHOOLS</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PURPOSE OF GRANT - GOOD SAMARITAN COMMUNITY SERVICES</FormAndLineReferenceDesc>
        <ExplanationTxt>TO PROVIDE A COMPREHENSIVE SUMMER PROGRAM TO MIDDLE AND ELEMENTARY SCHOOL STUDENTS IN THE ROOSEVELT CLUSTER</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleI>
    <IRS990ScheduleO documentId="IRS990ScheduleO">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>OTHER PROGRAM SERVICES - SUMMER LITERACY ACADEMY</FormAndLineReferenceDesc>
        <ExplanationTxt>SUMMER LITERACY ACADEMY - THE GOAL OF THE SUMMER LITERACY ACADEMY IS TO CLOSE STUDENT READING GAPS BY HAVING CONTINUED READING INSTRUCTION THROUGHOUT THE SUMMER. THE SUMMER LITERACY ACADEMY PROVIDES 5 WEEKS OF INTENSE READING INSTRUCTION TO ELEMENTARY STUDENTS SO THAT THEY MAY CONTINUE ACADEMIC GROWTH AND ARE BETTER PREPARED FOR THE NEXT SCHOOL YEAR. READING LESSONS ARE GUIDED BY TEACHERS, AND STUDENTS ARE TAUGHT STRATEGIES TO USE WHEN THEY ARE READING INDEPENDENTLY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>OTHER PROGRAM SERVICES - SCHOOL LEADERS NETWORK</FormAndLineReferenceDesc>
        <ExplanationTxt>SCHOOL LEADERS NETWORK (SLN) - SCHOOL LEADERS NETWORK PROVIDES THE STRUCTURE FOR PUBLIC SCHOOL PRINCIPALS TO WORK TOGETHER IN SLN NETWORKS, GUIDED BY HIGHLY SKILLED SLN FACILITATORS, USING THE RESEARCH-BASED "SLN DESIGN FOR LEADING" TO SOLVE REAL PROBLEMS, ACROSS WHOLE CAMPUSES, AS OPPOSED TO TEACHER-BY-TEACHER.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>OTHER PROGRAM SERVICES - UNIVERSITY OF TEXAS FOUNDATION</FormAndLineReferenceDesc>
        <ExplanationTxt>UNIVERSITY OF TEXAS FOUNDATION [TEXAS COLLEGE ADVISORY CORPS (ADVISE TX)] - RSF ENDOWMENT GRANTED FUNDS TO THE UNIVERSITY OF TEXAS FOUNDATION TO PROVIDE A COLLEGE ADVISER AT ROOSEVELT HIGH SCHOOL. ADVISE TX RECRUITS AND TRAINS RECENT COLLEGE GRADUATES TO SERVE AS FULL-TIME COLLEGE ADVISORS IN LOW-INCOME TEXAS HIGH SCHOOLS. ADVISORS HELP STUDENTS (MAINLY JUNIORS AND SENIORS) WITH COLLEGE RESEARCH, ADMISSIONS AND FINANCIAL AID APPLICATIONS, TEST PREP, AND SCHOLARSHIP RESEARCH. STUDENTS WHO HAVE MET WITH AN ADVISER ARE MORELY LIKELY TO ASPIRE TO ATTEND A 4-YEAR INSTITUTION, PARTICIPATE IN COLLEGE PREP ACTIVITIES, TAKE ACT/SAT PREP COURSES, APPLY TO MORE COLLEGES, AND BE ACCEPTED TO MORE COLLEGES.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART VI, SECTION B, LINE 11</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FORM 990 IS ELECTRONICALLY DISSEMINATED TO THE BOARD OF DIRECTORS FOR THEIR REVIEW. EACH BOARD MEMBER SIGNS A BRIEF STATEMENT DOCUMENTING RECEIPT, REVIEW AND FINAL APPROVAL OF THE RETURN.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>THE WRITTEN CONFLICT OF INTEREST POLICY IS DISTRIBUTED TO EACH BOARD MEMBER AT THE BEGINNING OF THEIR TERM. ANNUALLY, OFFICERS AND TRUSTEES ARE ASKED TO READ THE POLICY AND CONFIRM IN WRITING COMPLIANCE WITH THE POLICY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION MAINTAINS RECORDS OF ITS ANNUALLY FILED TAX RETURNS, FINANCIAL STATEMENTS AND ALL WRITTEN POLICIES. COPIES OF RECORDS SUBJECT TO PUBLIC INSPECTION ARE PROVIDED UPON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XII, LINE 1</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION USES THE MODIFIED CASH BASIS AS ITS METHOD OF ACCOUNTING.</ExplanationTxt>
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          <City>SAN ANTONIO</City>
          <State>TX</State>
          <ZIPCode>78218</ZIPCode>
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        <PublicCharityStatusTxt>LINE 7</PublicCharityStatusTxt>
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          <BusinessNameLine1>RACKSPACE HOSTING INC</BusinessNameLine1>
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          <AddressLine1>5000 WALZEM ROAD</AddressLine1>
          <City>SAN ANTONIO</City>
          <State>TX</State>
          <ZIPCode>78218</ZIPCode>
        </USAddress>
        <EIN>743016523</EIN>
        <PrimaryActivitiesTxt>SEE PART VII</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>DE</LegalDomicileStateCd>
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          <BusinessNameLine1>NA</BusinessNameLine1>
        </DirectControllingEntityName>
        <EntityTypeTxt>C CORPORATION</EntityTypeTxt>
      </IdRelatedOrgTxblCorpTrGrp>
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      <GiftGrntCapContriFromOthOrgInd>false</GiftGrntCapContriFromOthOrgInd>
      <LoansOrGuaranteesToOtherOrgInd>false</LoansOrGuaranteesToOtherOrgInd>
      <LoansOrGuaranteesFromOthOrgInd>false</LoansOrGuaranteesFromOthOrgInd>
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      <PerformOfServicesByOtherOrgInd>false</PerformOfServicesByOtherOrgInd>
      <SharingOfFacilitiesInd>true</SharingOfFacilitiesInd>
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        <ExplanationTxt>COMPUTER PROGRAMMING, DATA PROCESSING</ExplanationTxt>
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</Return>