PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • An index futures contract is a futures contract on a financial index such as the S&P 500 index, whereas index options are instruments that give the holder the right to receive cash settlements based on changes in the underlying index on which the option is based.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com