PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • It seems that, as oil is a limited resource, however, its price should trend up with time, increasing the economic incentive to undertake new and deeper projects.
http://www.w3.org/ns/prov#wasQuotedFrom
  • valueline.com