About: http://webisa.webdatacommons.org/19275976

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	For a device to qualify the authenticator has to have some way of knowing the device is in the hands of the person who is supposed to have it and that the device itself is verified.Here is an example of two factor auth.
http://www.w3.org/ns/prov#wasQuotedFrom	msdn.com