PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The Obama EPA has ruled that CO2 is a dangerous pollutant and is to be regulated under the Clean Air Act of 1970.
http://www.w3.org/ns/prov#wasQuotedFrom
  • blogspot.com