relatedBuildingElement_IfcRelFillsElement
relatedElements_IfcRelContainedInSpatialStructure
relatedObjects_IfcRelAssociates
IfcRelDefinesByProperties_311810IfcRelDefinesByProperties_311821IfcRelDefinesByProperties_311827IfcRelDefinesByProperties_311833IfcRelDefinesByProperties_311840IfcRelDefinesByProperties_311878IfcRelDefinesByProperties_312400IfcRelDefinesByProperties_312406IfcRelDefinesByProperties_312416IfcRelDefinesByProperties_312451IfcRelDefinesByProperties_312712IfcRelDefinesByType_312721