PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Though carbon dioxide is a greenhouse gas, the atmosphere is also too thin to trap much heat on the planet's surface.
http://www.w3.org/ns/prov#wasQuotedFrom
  • sciencedaily.com