context: It is probable that Brian is a swan. It is likely that Julius is green. It is highly unlikely that Bernhard is a frog.
hypothesis: It is probable that bernhard is a frog, or Brian is a swan.
valid_hypothesis: It is probable that bernhard is a frog, or Brian is a swan.
invalid_hypothesis: We doubt that bernhard is a frog, or Brian is a swan.
hypothesis_assertion: Bernhard is a frog, or Brian is a swan.