About: http://webisa.webdatacommons.org/253540552

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	session or other activity, and also the prevention of unauthorized mimicry of an already-verified user.
http://www.w3.org/ns/prov#wasQuotedFrom	docstoc.com