PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In addition, scientists have experimented with microalgae, woody biomass and other materials with potential to produce fuel sources.
http://www.w3.org/ns/prov#wasQuotedFrom
  • renewableenergyfocus.com