PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • This cycle works with fuels such as hydrogen or methane, which have a low boiling point and can be vaporized easily.
http://www.w3.org/ns/prov#wasQuotedFrom
  • braeunig.us