PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • (3) If the return, claim, statement or other document or payment, is sent by United States registered mail, it shall be deemed to have a postmark date [, if sent by United States registered mail,] that is the date of registration, and, if sent by United States certified mail, it shall be deemed to have a postmark date that is the date that the sender's receipt is postmarked by the postal employee.
http://www.w3.org/ns/prov#wasQuotedFrom
  • ct.gov