PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • This double negative would *not* work mainly due to the fact that if you are hallucinating a hallucination, you are still hallucinating, and most likely you are not completely sane.
http://www.w3.org/ns/prov#wasQuotedFrom
  • explainxkcd.com