context: There is a very good chance that Bill left the milk. It is unlikely that Bernhard is a lion. There is little chance that John grabbed the apple.
hypothesis: It is probably the case that bernhard is a lion, and Bill left the milk.
valid_hypothesis: We doubt that bernhard is a lion, and Bill left the milk.
invalid_hypothesis: It is probably the case that bernhard is a lion, and Bill left the milk.
hypothesis_assertion: Bernhard is a lion, and Bill left the milk.