PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The USDX was created in 1973, two years after the US dismantled the Bretton Woods system (where the value of the US dollar had been pegged to the price of gold and other currencies were pegged to the US dollar) and one year after former US President Richard Nixon opened relations between the US and China.
http://www.w3.org/ns/prov#wasQuotedFrom
  • goldseek.com