PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The survey was conducted last fall in the wake of the Arab Spring when activists used such tools as Twitter or Facebook to help spur protests against authoritarian regimes in countries such as Egypt and Tunisia.
http://www.w3.org/ns/prov#wasQuotedFrom
  • nationaljournal.com