PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Sellers Always Have Income is a comprehensive article on the subject and also deals with recent legislation on how income does not have to be recognized.
http://www.w3.org/ns/prov#wasQuotedFrom
  • trulia.com