PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • This releases harmful pollutants into the atmosphere, including carbon dioxide, carbon monoxide, and black soot, all of which exacerbate respiratory problems.
http://www.w3.org/ns/prov#wasQuotedFrom
  • greenprophet.com