PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • To have maintained, in the position of a master, one side of a question for thirty years, and then deliberately give it up, is a fact to which I much doubt whether the records of science offer a parallel (Life and Letters, Volume II., pages 229-30).
http://www.w3.org/ns/prov#wasQuotedFrom
  • darwin-online.org.uk