PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • If it is mixed with gasoline it raises octane level which reduces emissions such as carbon monoxide and hydrocarbons.
http://www.w3.org/ns/prov#wasQuotedFrom
  • cnn.com