relatedBuildingElement_IfcRelSpaceBoundary
relatedElements_IfcRelContainedInSpatialStructure
relatedObjects_IfcRelAssociates
IfcRelDefinesByProperties_263497IfcRelDefinesByProperties_263517IfcRelDefinesByProperties_263548IfcRelDefinesByProperties_263594IfcRelDefinesByProperties_263600IfcRelDefinesByProperties_263606IfcRelDefinesByProperties_263617IfcRelDefinesByProperties_263652IfcRelDefinesByProperties_263677IfcRelDefinesByType_209222