PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • a plastic with a hard, isolating quality such as ASA (acrylonitrile styrene acrylate), PC (polycarbonate) or the like.
http://www.w3.org/ns/prov#wasQuotedFrom
  • freepatentsonline.com