PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Various heaters can be employed in the above pressure process e.g. convection or radiation heaters, including electric, gas and the like.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com