PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Basically, it causes Black no real problems and there is nothing very complex about it, so while it gives White a decent game, opportunities to pressure Black are much reduced compared to other variations.
http://www.w3.org/ns/prov#wasQuotedFrom
  • blogspot.co.uk