PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Custodial collections are usually items such as taxes or duties collected by the Internal Revenue Service or the U.S. Customs Service.
http://www.w3.org/ns/prov#wasQuotedFrom
  • nlrb.gov