relatedBuildingElement_IfcRelSpaceBoundary
relatedElements_IfcRelContainedInSpatialStructure
relatedObjects_IfcRelAssociates
IfcRelDefinesByProperties_249643IfcRelDefinesByProperties_249663IfcRelDefinesByProperties_249694IfcRelDefinesByProperties_249740IfcRelDefinesByProperties_249746IfcRelDefinesByProperties_249752IfcRelDefinesByProperties_249763IfcRelDefinesByProperties_249798IfcRelDefinesByProperties_249823IfcRelDefinesByType_209222