About: http://webisa.webdatacommons.org/48254891

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	@Pawel, Storing the username in a cookie and parsing it in JavaScript is a great idea, although it is quite specific to this solution.
http://www.w3.org/ns/prov#wasQuotedFrom	railscasts.com