PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Well, David Krippendorf has come up with a solution. (A cookie-inspired solution, for the record.) He invented Kitchen Safe, a device that locks up cookies or other items for a specified amount of time--and sorry, there are no sneaky tricks for bypassing the system. continue reading ???
http://www.w3.org/ns/prov#wasQuotedFrom
  • epicurious.com