PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Many chemical plants comprise a very large number of plant components, including columns and vessels such as a reactors, distillation columns, heat exchangers, etc., and transportation apparatuses such as pumps, sophisticated piping, valves, and the like.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.fr