PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Sites such as Twitter and Facebook were pillars of the street revolts after the disputed 2009 re-election of President Mahmoud Ahmadinejad.
http://www.w3.org/ns/prov#wasQuotedFrom
  • timesrepublican.com