PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The energy generation means using hydrogen as a source of fuel can utilize direct energy conversion devices such as fuel cells to convert hydrogen directly to electricity, and can utilize indirect energy conversion devices such as generators/steam turbine to produce electricity, and can utilize the hydrogen directly as a combustible fuel as in residential heating/cooking etc.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.co.uk