context: It is probably not the case that Julius is a frog. It is probable that Bernhard is a swan. It is impossible that Greg is a rhino.
hypothesis: It is likely that bernhard is a swan, and Greg is a rhino.
valid_hypothesis: It is impossible that bernhard is a swan, and Greg is a rhino.
invalid_hypothesis: It is likely that bernhard is a swan, and Greg is a rhino.
hypothesis_assertion: Bernhard is a swan, and Greg is a rhino.