PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • When the dollar has less exchange value, the price of oil in euros and other currencies becomes lower, and so the price of oil gets bid up.
http://www.w3.org/ns/prov#wasQuotedFrom
  • progress.org