PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The pipelines will transport Canadian tar sands bitumen, which carries chemicals such as natural gas, hydrogen sulfide, benzene and toluene.
http://www.w3.org/ns/prov#wasQuotedFrom
  • forcechange.com