PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Instead of tweeting one-on-one learners are now engaged in a conversation with many people around a particular topic or piece of content such as an article or blog post.
http://www.w3.org/ns/prov#wasQuotedFrom
  • usni.org