PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Social Networking Obama recruited nearly 14 million online supporters (many of them first time voters) Communicated directly with them by email and cell phones, social networking websites such as Facebook, MySpace, YouTube, and Twitter Advertisements in the side columns of the Facebook website, 52% of whose users are between the ages of 18-25.
http://www.w3.org/ns/prov#wasQuotedFrom
  • slideshare.net