PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • A futures contract is a standardized agreement between two parties that commits one to sell and the other to buy a stipulated quantity and grade of a commodity, currency, security, index or other specified item at a set price on or before a given date in the future.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com