PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Science is a human activity and has always had societal importance [from presaging Nile flooding to GPS-enabled devices].
http://www.w3.org/ns/prov#wasQuotedFrom
  • wattsupwiththat.com