PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • ...The quandary that this presents is a good example of how high demand for commodities in the booming world economy is forcing materials scientists and engineers to revisit their options.
http://www.w3.org/ns/prov#wasQuotedFrom
  • energybulletin.net