PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • I???m trying to think of really good examples of things which are not officially popular history, but are in fact readable and clear and explain problems, like Paul Fouracre???s Charles Martel .
http://www.w3.org/ns/prov#wasQuotedFrom
  • history.ac.uk