About: http://webisa.webdatacommons.org/18202052

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	Return a Deferred that will be called back with a password. prompt is a string to display for the password, or None for a generic 'user@hostname's password: '.
http://www.w3.org/ns/prov#wasQuotedFrom	twistedmatrix.com