PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • AOL EnergyBoosters of natural gas frequently argue that it can serve as a ???bridge fuel,??? spanning the chasm between our current global electricity systems, dominated by coal, and systems mostly or completely comprised of low-carbon sources like wind and solar.
http://www.w3.org/ns/prov#wasQuotedFrom
  • realclearenergy.org