PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Geothermal energy is a renewable energy source that uses naturally occurring subterranean heat sources to produce steam and generate electricity, with much fewer emissions of carbon dioxide than the other thermal power generation.
http://www.w3.org/ns/prov#wasQuotedFrom
  • toshiba.co.jp