Its attribute .attribute. [stored as ‘varname’]

Usages:

• Given its attribute .RepresentationIdentifier. [stored as ‘ParentIdentifier’]

  MPD001 Correct use of RepresentationType and RepresentationIdentifier in the context of IfcMappedItem - v1:11

• Given its attribute .RepresentationIdentifier. [stored as ‘ChildIdentifier’]

  MPD001 Correct use of RepresentationType and RepresentationIdentifier in the context of IfcMappedItem - v1:17