PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The shifted gas mixture (24) consists primarily of carbon dioxide and hydrogen, and impurities, typically including nitrogen, carbon monoxide, methane, hydrogen sulphide, and steam.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com