PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Depending on the type of fuel, these pollutants may include sulphur oxides, nitrogen oxides, ammonia, mercury and other heavy metals and particulates.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com