PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The frame 22 may be comprised of wood, vinyl, aluminum or other material commonly utilized to manufacture a window unit 20.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com