PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • One step in this direction, which Lessig discussed in his talk, is the case of Kahle v. Ashcroft which challenges changes to U.S. copyright law that have created a large class of ???orphan works.??? Orphan works are books, films, music, and other creative works which are out of print and no longer commercially available, but which are still regulated by copyright.
http://www.w3.org/ns/prov#wasQuotedFrom
  • johnquiggin.com