PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The ceria-based cells may be used with fuels including hydrogen and methane, as well as other hydrocarbons including methane, propane and butane, for example.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com