PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The shiny new financial instrument back then was a derivative called a stock index future, which is tied to the value of stocks that make up the S&P 500 and other indexes.
http://www.w3.org/ns/prov#wasQuotedFrom
  • time.com