PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • For example, in one embodiment of the invention, the text content of the body of an e-mail is checked for one or more words that indicates that a document, such as a drawing or the like is an attachment to the e-mail and verifies that the e-mail it is attached.
http://www.w3.org/ns/prov#wasQuotedFrom
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