PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Inert gases such as nitrogen, carbon dioxide or hydrocarbons, especially saturated hydrocarbons, have proved to be particularly advantageous carrier gases.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com