About: http://webisa.webdatacommons.org/13519675

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	This is especially true if a large number of extraction devices with the same extraction key set have been distributed and security updates are not feasible (e.g., in consumer electronic devices such as CD and DVD players).
http://www.w3.org/ns/prov#wasQuotedFrom	google.com