relatedBuildingElement_IfcRelFillsElement
relatedElements_IfcRelContainedInSpatialStructure
relatedObjects_IfcRelAssociates
IfcRelDefinesByProperties_170193IfcRelDefinesByProperties_170200IfcRelDefinesByProperties_170206IfcRelDefinesByProperties_170213IfcRelDefinesByProperties_170249IfcRelDefinesByProperties_170669IfcRelDefinesByProperties_170675IfcRelDefinesByProperties_170687IfcRelDefinesByProperties_170722IfcRelDefinesByProperties_170934IfcRelDefinesByType_53964