PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • One of the exciting predictions in the STEO is that coal demand will fall almost 1% in 2009 as substitutes such as wind and natural gas generate more of our country???s electricity.
http://www.w3.org/ns/prov#wasQuotedFrom
  • setenergy.org