relatedBuildingElement_IfcRelFillsElement
relatedElements_IfcRelContainedInSpatialStructure
relatedObjects_IfcRelAssociates
IfcRelDefinesByProperties_53214IfcRelDefinesByProperties_53221IfcRelDefinesByProperties_53227IfcRelDefinesByProperties_53234IfcRelDefinesByProperties_53270IfcRelDefinesByProperties_53690IfcRelDefinesByProperties_53696IfcRelDefinesByProperties_53708IfcRelDefinesByProperties_53743IfcRelDefinesByProperties_53955IfcRelDefinesByType_53964