PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Troubleshooting it in the case is a lost cause: either the case is dead, or the drive is dead, and you can not figure out which until you remove one variable from the equation.
http://www.w3.org/ns/prov#wasQuotedFrom
  • superuser.com