About: http://webisa.webdatacommons.org/200236426

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	Thus, according to this aspect, the invention is a system for retrieving a list of documents in a database which include user-specified data, and of retrieving one or more data segments from each document on the list.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com