PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Oil, natural gas and especially coal are indeed major sources of human-caused emissions of carbon dioxide and other greenhouse gas (GHGs) emissions.
http://www.w3.org/ns/prov#wasQuotedFrom
  • ran.org