PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The basis for each and every layer was mostly an idea of ???can be good to have??? instead of ???proved to be needed???.
http://www.w3.org/ns/prov#wasQuotedFrom
  • infoq.com