context: It is unlikely that Bernhard is a rhino. It is unlikely that Brian is green. We believe that Lily is a rhino.
hypothesis: There is a very good chance that brian is green, or Lily is a rhino.
valid_hypothesis: There is a very good chance that brian is green, or Lily is a rhino.
invalid_hypothesis: It is probably not the case that brian is green, or Lily is a rhino.
hypothesis_assertion: Brian is green, or Lily is a rhino.