PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The system it???s developing could well prove capable of sustainably producing liquid fuels and essential agricultural products more efficiently and cheaply than conventional methods, requiring a lot less in the way of freshwater, energy and other inputs derived from natural resources.
http://www.w3.org/ns/prov#wasQuotedFrom
  • globalwarmingisreal.com