Subject	Predicate	Object	Graph
bf:Extent http://id.loc.gov/ontologies/bibframe/Extent	skos:definition http://www.w3.org/2004/02/skos/core#definition	Number and type of units and/or subunits making up a resource. http://www.w3.org/2001/XMLSchema#string	graph:default https://triplydb.com/loc/bf/graphs/default