PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • If it be said that in lending it I do the borrower a service, it may be replied that he also does me a service in keeping it safely???a service that under some conditions may be very valuable, and for which I would willingly pay, rather than not have it; and a service which, as to some forms of capital, may be even more obvious than as to money.
http://www.w3.org/ns/prov#wasQuotedFrom
  • econlib.org