PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • As described above in conjunction with FIG. 1, a mail client may maintain an address book or database of e-mail addressees typically set up by the user and accessible via a GUI or other interface to enter the address into a message.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com