PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Currencies are a little different: they are loosely considered part of the cash markets, although not a hard asset (a currency is a vehicle of investment and saving that has value only relative to other currencies).
http://www.w3.org/ns/prov#wasQuotedFrom
  • minyanville.com