relatedElements_IfcRelContainedInSpatialStructure
relatedObjects_IfcRelAssociates
IfcRelDefinesByProperties_902160IfcRelDefinesByProperties_902180IfcRelDefinesByProperties_902211IfcRelDefinesByProperties_902257IfcRelDefinesByProperties_902263IfcRelDefinesByProperties_902269IfcRelDefinesByProperties_902280IfcRelDefinesByProperties_902315IfcRelDefinesByProperties_902340IfcRelDefinesByType_209222