PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The overall cost of limiting carbon dioxide concentrations is reduced when all sources and sinks of carbon dioxide are considered, including agricultural soils and forests.
http://www.w3.org/ns/prov#wasQuotedFrom
  • usablenet.com