PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • My guess is most of your opponents are not exactly opening experts either so do not worry too much about being outbooked in most of your games.
http://www.w3.org/ns/prov#wasQuotedFrom
  • chess.com