context: It is probable that Brian is yellow. It is highly likely that Julius is a lion. It is highly likely that Bernhard is a swan.
hypothesis: There is little chance that bernhard is a swan, and Brian is yellow.
valid_hypothesis: There is a better than even chance that bernhard is a swan, and Brian is yellow.
invalid_hypothesis: There is little chance that bernhard is a swan, and Brian is yellow.
hypothesis_assertion: Bernhard is a swan, and Brian is yellow.