When `NewBuildingsExcludingPurposeSaleNumber` is reported then `NewBuildingsExcludingPurposeSaleFoundationExpensesIncludingLand` MUST exist at least once within the same context. When `NewBuildingsExcludingPurposeSaleNumber` is reported then `NewBuildingsExcludingPurposeSaleLivingArea` MUST exist at least once within the same context. When `NewBuildingsExcludingPurposeSaleNumber` is reported then `NewBuildingsExcludingPurposeSalePolicyValue` MUST exist at least once within the same context. When `NewBuildingsExcludingPurposeSalePolicyValue` is reported then `NewBuildingsExcludingPurposeSaleNumber` MUST exist at least once within the same context.