PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • edX - The use of copyrighted course materials in MOOCs is a complex issue, and best practices for including information resources in traditional courses may not apply to edX courses.
http://www.w3.org/ns/prov#wasQuotedFrom
  • berkeley.edu