PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Fuel cells also compete against traditional forms of providing power to the electric grid, such as electricity from coal and natural gas power plants as well as solar and hydro power.
http://www.w3.org/ns/prov#wasQuotedFrom
  • innoresearch.net