context: There is almost no chance that Lily is a swan. There is a very good chance that Brian is a rhino. There is a very good chance that John went to the bedroom.
hypothesis: There is almost no chance that lily is a swan, and Brian is a rhino.
valid_hypothesis: There is almost no chance that lily is a swan, and Brian is a rhino.
invalid_hypothesis: It is likely that lily is a swan, and Brian is a rhino.
hypothesis_assertion: Lily is a swan, and Brian is a rhino.