PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Fuel cells are an attractive alternative because they???re small and light and could run on a tank full of hydrogen replenished at a fueling station.
http://www.w3.org/ns/prov#wasQuotedFrom
  • scienceblog.com