rdag2:identifierForTheFamily
http://rdvocab.info/ElementsGr2/identifierForTheFamily
skos:definition
http://www.w3.org/2004/02/skos/core#definition
A character string uniquely as ...... m other families. (Deprecated)
@en
graph:default
https://triplydb.com/rda/rdag2/graphs/default