PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • You generally do have to pay more to get the better functions, but it does not follow that a higher price means you get those functions--some units are just more expensive for no reason other than marketing.
http://www.w3.org/ns/prov#wasQuotedFrom
  • ovnilab.com