PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • A rolling mill is a tool comprised of a pair of hardened steel rollers that turn together on gears within a frame.
http://www.w3.org/ns/prov#wasQuotedFrom
  • langantiques.com