PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In any case, alternative targets include foreign exchange rates, the price of actively traded commodities such as gold, and CPI/NGDP futures prices.
http://www.w3.org/ns/prov#wasQuotedFrom
  • themoneyillusion.com