context: It is highly unlikely that Greg is yellow. It is impossible that Lily is a swan. We doubt that Bernhard is a rhino.
hypothesis: We believe that lily is a swan, or Bernhard is a rhino.
valid_hypothesis: It is unlikely that lily is a swan, or Bernhard is a rhino.
invalid_hypothesis: We believe that lily is a swan, or Bernhard is a rhino.
hypothesis_assertion: Lily is a swan, or Bernhard is a rhino.