PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In October of 2009, AT&T announced that it was reconsidering its opposition to VoIP apps allowing smartphone users to place Internet calls over 3G; prior to that, services such as Skype were restricted to only work over WiFi.
http://www.w3.org/ns/prov#wasQuotedFrom
  • appleinsider.com