PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • But as newspapers and other websites deploy Facebook???s Open Graph ??? making it easier for readers to share stories with friends, and for publishers to see which articles garner the most reader attention ??? there???s emerging evidence that good (or weird or funny or important) stories don???t lose their relevance as quickly as we once thought.
http://www.w3.org/ns/prov#wasQuotedFrom
  • chasnote.com