relatedBuildingElement_IfcRelFillsElement
relatedElements_IfcRelContainedInSpatialStructure
relatedObjects_IfcRelAssociates
IfcRelDefinesByProperties_879783IfcRelDefinesByProperties_879790IfcRelDefinesByProperties_879796IfcRelDefinesByProperties_879803IfcRelDefinesByProperties_879839IfcRelDefinesByProperties_880174IfcRelDefinesByProperties_880180IfcRelDefinesByProperties_880191IfcRelDefinesByProperties_880226IfcRelDefinesByProperties_880392IfcRelDefinesByType_877996