PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • As @Thomas Pornin so eloquently described, OTR for mails does not work because mail is an asynchronous form of communication while the Diffie-Hellman protocol needs both parties directly talking to each other before any encryption can be made.
http://www.w3.org/ns/prov#wasQuotedFrom
  • stackexchange.com