PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • He urged the communicators to learn how to use cell-phone texting, email, Facebook, Twitter and other emerging social networking tools.
http://www.w3.org/ns/prov#wasQuotedFrom
  • umc.org