About: http://webisa.webdatacommons.org/292500399

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	Even if you see nothing except USAGE, you still need to be aware that certain test databases are 100% accessible to an anonymous user.
http://www.w3.org/ns/prov#wasQuotedFrom	superuser.com