PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Many students who have been experiencing problems, particularly in mathematics and reading, sometimes demonstrate remarkable progress after learning chess.??? [28]
http://www.w3.org/ns/prov#wasQuotedFrom
  • chesscoachonline.com