PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • As for energy specifically, space based solar, fusion, as well as newer and safer forms of fission are now more promising than ever.
http://www.w3.org/ns/prov#wasQuotedFrom
  • scienceblogs.com