About: http://webisa.webdatacommons.org/357498149

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	Google, Yahoo, Apple, Facebook, Microsoft - all are currently experimenting with some sort of solution for their users.
http://www.w3.org/ns/prov#wasQuotedFrom	jansen.co