About: http://webisa.webdatacommons.org/1673467

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	According to this rule, the same media object may not occur more than once within any given set of N objects recommended to the user, where N is an integer.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com