context: We doubt that Brian is a frog. There is little chance that Winona is a wolf. There is a better than even chance that Bernhard is a swan.
hypothesis: There is little chance that bernhard is a swan, and Brian is a frog.
valid_hypothesis: There is little chance that bernhard is a swan, and Brian is a frog.
invalid_hypothesis: It is likely that bernhard is a swan, and Brian is a frog.
hypothesis_assertion: Bernhard is a swan, and Brian is a frog.