PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Tweets can???t question or contradict U.S. policy, and, if an issue is especially sensitive, the embassy is supposed to get clearance from Washington.
http://www.w3.org/ns/prov#wasQuotedFrom
  • foreignpolicy.com