PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • This is used in Treasury auctions in some countries, but is also a reasonable model for a kind of ???middleman scenario??? I think, where the seller is a middleman and uses the bids to purchase the good to be sold from a supplier.
http://www.w3.org/ns/prov#wasQuotedFrom
  • ergodicity.net