PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Metals such as Gold, Silver, Copper, etc, have a lot of free electrons and make very good conductors.
http://www.w3.org/ns/prov#wasQuotedFrom
  • abovetopsecret.com