context: It is improbable that Julius is a swan. We believe that Lily is yellow. Chances are slight that Daniel is in the bedroom.
hypothesis: There is almost no chance that julius is a swan, and Daniel is in the bedroom.
valid_hypothesis: There is almost no chance that julius is a swan, and Daniel is in the bedroom.
invalid_hypothesis: There is a very good chance that julius is a swan, and Daniel is in the bedroom.
hypothesis_assertion: Julius is a swan, and Daniel is in the bedroom.