PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • However, some currencies provide good examples of commodity-forex relationships.Consider that the Canadian dollar is positively correlated to the price of oil.
http://www.w3.org/ns/prov#wasQuotedFrom
  • investopedia.com