PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • If that noun is plural, it is up to the writer and the sense of the sentence to determine whether none takes a singular or a plural verb.
http://www.w3.org/ns/prov#wasQuotedFrom
  • grammarbook.com