Subject	Predicate	Object	Graph
bf:Contribution http://id.loc.gov/ontologies/bibframe/Contribution	skos:definition http://www.w3.org/2004/02/skos/core#definition	Agent and role with respect to the resource being described. http://www.w3.org/2001/XMLSchema#string	graph:default https://triplydb.com/loc/bf/graphs/default