PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • One of the lines is a return, and there is a pressure regulator where they come together, under the plenum.
http://www.w3.org/ns/prov#wasQuotedFrom
  • camaros.net