context: It is probable that Bernhard is gray. It is probable that Julius is yellow. It is unlikely that John grabbed the milk.
hypothesis: It is improbable that john grabbed the milk, and Bernhard is gray.
valid_hypothesis: It is improbable that john grabbed the milk, and Bernhard is gray.
invalid_hypothesis: It is certain that john grabbed the milk, and Bernhard is gray.
hypothesis_assertion: John grabbed the milk, and Bernhard is gray.