PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • If you ask people who work in a skilled profession of some kind, they always say that some of their classes were a waste of time, and that others they actually learned something from.
http://www.w3.org/ns/prov#wasQuotedFrom
  • econlib.org