PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • How much food can we convert to energy and still feed the world, particularly if we permit the world's population to increase as it is today?
http://www.w3.org/ns/prov#wasQuotedFrom
  • resilience.org