PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • -- Receipts and other documents: You will need copies of purchase and installation receipts, as well as the manufacturer certification statement, which is a signed document from the manufacturer certifying that the product or component you have installed qualifies for the tax credit.
http://www.w3.org/ns/prov#wasQuotedFrom
  • washingtonpost.com