PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Since the beginning of 2009, oil prices have almost tripled, gasoline prices are up about 50 percent, and basic food prices, such as corn, soybeans, and wheat, have almost doubled around the world.
http://www.w3.org/ns/prov#wasQuotedFrom
  • marketoracle.co.uk