About: http://webisa.webdatacommons.org/190817112

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	Both the Browser and the UP.Link must create sessions and maintain session contexts, which contains such items as session keys.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk