PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Research in the 1980s focused on developing gasoline and diesel fuels based on renewable resources, such as corn-based ethanol and bio-diesel.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.es