PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • posted 16 September 2011 at 7:25 AM by John Newlands The natural gas coming out of the ground is a mixture of CO2, CH4 and some other stuff.
http://www.w3.org/ns/prov#wasQuotedFrom
  • bravenewclimate.com