PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • I maintain that the best measure of this is against unchanging assets such as gold and other commodities that are used as alternatives to fiat currency.
http://www.w3.org/ns/prov#wasQuotedFrom
  • aei.org