relatedBuildingElement_IfcRelSpaceBoundary
relatedElements_IfcRelContainedInSpatialStructure
relatedObjects_IfcRelAssociates
IfcRelDefinesByProperties_302113IfcRelDefinesByProperties_302133IfcRelDefinesByProperties_302164IfcRelDefinesByProperties_302210IfcRelDefinesByProperties_302216IfcRelDefinesByProperties_302222IfcRelDefinesByProperties_302233IfcRelDefinesByProperties_302268IfcRelDefinesByProperties_302293IfcRelDefinesByType_209222