About: http://webisa.webdatacommons.org/437128246

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	The system located at the head end extracts profile data from a content-being-viewed data during a viewing period at a terminal such as a television.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com