PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The reason the spread is so out of whack is because Brent crude oil is mainly produced in troubled regions of the world such as the Middle East and North Africa.
http://www.w3.org/ns/prov#wasQuotedFrom
  • stockpickr.com