PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Using atmospheric CO2 to produce methane or other fuels will almost certainly turn out to be a winner.
http://www.w3.org/ns/prov#wasQuotedFrom
  • judithcurry.com