PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Then they offered students a menu of resources that included instructional video, some sort of practice and links to the corresponding section of a textbook.
http://www.w3.org/ns/prov#wasQuotedFrom
  • kqed.org