context: It is unlikely that Brian is a frog. It is likely that Greg is yellow. We believe that Bernhard is green.
hypothesis: We doubt that bernhard is green, or Brian is a frog.
valid_hypothesis: There is a very good chance that bernhard is green, or Brian is a frog.
invalid_hypothesis: We doubt that bernhard is green, or Brian is a frog.
hypothesis_assertion: Bernhard is green, or Brian is a frog.