relatedBuildingElement_IfcRelFillsElement
relatedElements_IfcRelContainedInSpatialStructure
relatedObjects_IfcRelAssociates
IfcRelDefinesByProperties_141980IfcRelDefinesByProperties_141991IfcRelDefinesByProperties_141997IfcRelDefinesByProperties_142003IfcRelDefinesByProperties_142010IfcRelDefinesByProperties_142048IfcRelDefinesByProperties_142565IfcRelDefinesByProperties_142571IfcRelDefinesByProperties_142582IfcRelDefinesByProperties_142617IfcRelDefinesByProperties_142876IfcRelDefinesByType_129584