PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The point is that we know a grade is an artifical marker of a certain kind of performance under a certain set of circumstances.
http://www.w3.org/ns/prov#wasQuotedFrom
  • diigo.com