About: http://webisa.webdatacommons.org/440417040

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	These include the big social networks such as Facebook, which has over 800m users, and a host of smaller firms such as Foursquare, which was created specifically to let people tell their pals where they are.
http://www.w3.org/ns/prov#wasQuotedFrom	economist.com