PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • But practice showed that the best White could hope for was a draw, and the line was abandoned after World War I. In 1979 Larry Evans wrote, ???One of the most heavily analyzed openings in history is now never played, interred in a footnote of the latest opening manual.???
http://www.w3.org/ns/prov#wasQuotedFrom
  • futilitycloset.com