`InternalLoan` MUST exist at least once. `InternalLoan` MUST exist at least once. `InternalLoan` MUST exist at least once. `InternalLoan` MUST exist at least once. `InternalLoan` MUST exist at least once. `InternalLoan` MUST exist at least once. `InternalLoan` at beginning of the current period MUST exist at least once. `InternalLoan` at end of period MUST be equal to `InternalLoan` at beginning of period - `Redemption` + `Contribution`. | {if (not(xff:has-fallback-value(xs:QName('varArc_RepaymentScheduleInternalLoanDaebNonDaebMovementHousingDpi_PrtFST1PeriodStart02MutationsPeriodEnd1_InternalLoanEnd')))) then ((for $v in $varArc_RepaymentScheduleInternalLoanDaebNonDaebMovementHousingDpi_PrtFST1PeriodStart02MutationsPeriodEnd1_InternalLoanEnd return concat("name:'",$v/name(),"', value:'",$v,"', @contextRef:'",$v/@contextRef,"', @unitRef:'",$v/@unitRef,"' | "))) else ''}{if (not(xff:has-fallback-value(xs:QName('varArc_RepaymentScheduleInternalLoanDaebNonDaebMovementHousingDpi_PrtFST1PeriodStart02MutationsPeriodEnd1_InternalLoanStart')))) then ((for $v in $varArc_RepaymentScheduleInternalLoanDaebNonDaebMovementHousingDpi_PrtFST1PeriodStart02MutationsPeriodEnd1_InternalLoanStart return concat("name:'",$v/name(),"', value:'",$v,"', @contextRef:'",$v/@contextRef,"', @unitRef:'",$v/@unitRef,"' | "))) else ''}{if (not(xff:has-fallback-value(xs:QName('varArc_RepaymentScheduleInternalLoanDaebNonDaebMovementHousingDpi_PrtFST1PeriodStart02MutationsPeriodEnd1_Mutation01Redemption')))) then ((for $v in $varArc_RepaymentScheduleInternalLoanDaebNonDaebMovementHousingDpi_PrtFST1PeriodStart02MutationsPeriodEnd1_Mutation01Redemption return concat("name:'",$v/name(),"', value:'",$v,"', @contextRef:'",$v/@contextRef,"', @unitRef:'",$v/@unitRef,"' | "))) else ''}{if (not(xff:has-fallback-value(xs:QName('varArc_RepaymentScheduleInternalLoanDaebNonDaebMovementHousingDpi_PrtFST1PeriodStart02MutationsPeriodEnd1_Mutation02Contribution')))) then ((for $v in $varArc_RepaymentScheduleInternalLoanDaebNonDaebMovementHousingDpi_PrtFST1PeriodStart02MutationsPeriodEnd1_Mutation02Contribution return concat("name:'",$v/name(),"', value:'",$v,"', @contextRef:'",$v/@contextRef,"', @unitRef:'",$v/@unitRef,"' | "))) else ''} `Redemption` for the current period MUST exist at least once. `Redemption` for the fifth period MUST exist at least once. `Redemption` for the first period MUST exist at least once. `Redemption` for the fourth period MUST exist at least once. `Redemption` for the second period MUST exist at least once. `Redemption` for the third period MUST exist at least once.