PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Futures markets were designed as risk-management tools, in which producers or users of oil, wheat, coffee or other commodities could hedge against shifts in price.
http://www.w3.org/ns/prov#wasQuotedFrom
  • truth-out.org