About: http://webisa.webdatacommons.org/169936459

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	A filtering system is a device that can search through many target objects and estimate a given user's interest in each target object, so as to identify those that are of greatest interest to the user.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk