PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • If the message is a voice mail sent to a recipient and the recipient desires a print version, the recipient either must have his/her assistant transcribe the voice message, or the recipient must employ voice to text conversion.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com