PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Burning most fuels used in the world today, from coal to wood, oil, gasoline and natural gas, produces various kinds of carbon that contribute to global warming as GHG???s.
http://www.w3.org/ns/prov#wasQuotedFrom
  • propane.ca