PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • these imports would have to come from non-OECD countries such as the Middle East and Russia; the two largest suppliers of current world natural gas trade.
http://www.w3.org/ns/prov#wasQuotedFrom
  • theenergycollective.com