PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The gas distribution network may be constructed of any suitable material, including for instance, metallic, resin-lined metallic, and rigid resin pipe, including reinforced or unreinforced themoplastic and thermoset resin pipe.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com