context: It is almost certain that Bernhard is yellow. It is highly likely that Sandra left the apple. It is probable that Brian is yellow.
hypothesis: There is almost no chance that brian is yellow, and Sandra left the apple.
valid_hypothesis: There is a better than even chance that brian is yellow, and Sandra left the apple.
invalid_hypothesis: There is almost no chance that brian is yellow, and Sandra left the apple.
hypothesis_assertion: Brian is yellow, and Sandra left the apple.