PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • For a period during some cold snaps, New York and other East Coast markets saw prices spike as high as $120 per 1,000 cubic feet, according to Platts, an energy information provider.
http://www.w3.org/ns/prov#wasQuotedFrom
  • ksnt.com