About: http://webisa.webdatacommons.org/359209120

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Integrated in Mountain Lion just like with iOS 6, a single sign-in gives you access to share across a bevy of services including Twitter, Facebook, Flickr, and Vimeo.
http://www.w3.org/ns/prov#wasQuotedFrom	macstories.net