context: We believe that Bernhard is a swan. It is highly unlikely that Brian is a lion. It is probably not the case that Lily is a rhino.
hypothesis: There is a very good chance that bernhard is a swan, or Lily is a rhino.
valid_hypothesis: There is a very good chance that bernhard is a swan, or Lily is a rhino.
invalid_hypothesis: There is almost no chance that bernhard is a swan, or Lily is a rhino.
hypothesis_assertion: Bernhard is a swan, or Lily is a rhino.