PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Twitter, Tumblr, Pinterest, and Google Plus are also incorporated into the campaign, and celebrities including Christina Aguilera, Pete Wentz, Perez Hilton, and Kat Graham are participating.
http://www.w3.org/ns/prov#wasQuotedFrom
  • adweek.com