PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The videos attract viewers from all over the world, and the interest is particularly acute in developing countries where access to education is difficult.???24.
http://www.w3.org/ns/prov#wasQuotedFrom
  • ssrc.org