PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The present invention pertains to a method and apparatus for processing messages which may have image, audio, text and other types of information mixed in a single message, for example, a message that includes mixed voice information, image information (color or otherwise) text information and binary information.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com