PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Gases in the atmosphere such as carbon dioxide and methane trap the sun's heat, like glass in a greenhouse.
http://www.w3.org/ns/prov#wasQuotedFrom
  • sciencemusings.com