PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Two-factor authentication requires users to use something they know, such as a username and password, and something they have, like a phone, to log in.
http://www.w3.org/ns/prov#wasQuotedFrom
  • tutsplus.com