PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • FIG. 10 is a flowchart showing the general operation of another preferred embodiment of the present invention in a non-web-based, SMTP/POP3 implementation of a background reference system accommodating an e-mail message with an attachment.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com