relatedBuildingElement_IfcRelSpaceBoundary
relatedElements_IfcRelContainedInSpatialStructure
relatedObjects_IfcRelAssociates
IfcRelDefinesByProperties_258425IfcRelDefinesByProperties_258445IfcRelDefinesByProperties_258476IfcRelDefinesByProperties_258522IfcRelDefinesByProperties_258528IfcRelDefinesByProperties_258534IfcRelDefinesByProperties_258545IfcRelDefinesByProperties_258580IfcRelDefinesByProperties_258605IfcRelDefinesByType_209222