PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Recently, Harvard professor and sociologist Nicholas Christakis has shown that there is more to think about regarding social networks such as Facebook, MySpace, Flickr, and Twitter than considerations of advertising and revenue models.
http://www.w3.org/ns/prov#wasQuotedFrom
  • 3quarksdaily.com