PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The Global Warming Solutions Act, which drew international attention when it became law in September, is vague on details about how the state must cut emissions that cause the planet to warm -- most notably carbon dioxide, methane and nitrous oxide.
http://www.w3.org/ns/prov#wasQuotedFrom
  • energybulletin.net