PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • A futures contract obligates the seller to provide a commodity or other asset to the buyer at an agreed-upon date.
http://www.w3.org/ns/prov#wasQuotedFrom
  • wisegeek.com