About: http://webisa.webdatacommons.org/341543592

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	In both systems, the user can specify one or more positive examples of objects, and the system attempts to retrieve similar objects through an iterative process of relevance feedback from the user.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com