PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • A borrower, too, may need several different kinds of articles, which he is not likely to obtain from one person; hence arises the convenience of borrowing and lending in one generally recognized commodity, of which the value varies little.
http://www.w3.org/ns/prov#wasQuotedFrom
  • econlib.org