PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In the latter circumstance, the challenge list 28???, may be used to record information identifying different possible types of signatures and, thereby, the corresponding decoding and decrypting algorithms, the scope of pre-existing content utilized in the generation of the signature, and other information usable in identifying whether the particular received e-mail message and its signature were
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.ca