About: http://webisa.webdatacommons.org/252168108

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	The reason Facebook is so popular among websites (as compared with OpenID or other solutions), is that there is real value for the website associated with that Facebook sign-in.
http://www.w3.org/ns/prov#wasQuotedFrom	gigaom.com