relatedBuildingElement_IfcRelFillsElement
relatedElements_IfcRelContainedInSpatialStructure
relatedObjects_IfcRelAssociates
IfcRelDefinesByProperties_830452IfcRelDefinesByProperties_830459IfcRelDefinesByProperties_830465IfcRelDefinesByProperties_830472IfcRelDefinesByProperties_830508IfcRelDefinesByProperties_830928IfcRelDefinesByProperties_830934IfcRelDefinesByProperties_830946IfcRelDefinesByProperties_830981IfcRelDefinesByProperties_831193IfcRelDefinesByType_53964