About: http://webisa.webdatacommons.org/168079963

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	Sites such as Facebook and Twitter are essentially public (though users can restrict who sees their messages); indeed, they involve an element of performance.
http://www.w3.org/ns/prov#wasQuotedFrom	economist.com