context: It is impossible that Bernhard is gray. It is highly likely that Julius is a rhino. It is probable that Brian is yellow.
hypothesis: There is a better than even chance that brian is yellow, and Julius is a rhino.
valid_hypothesis: There is a better than even chance that brian is yellow, and Julius is a rhino.
invalid_hypothesis: It is improbable that brian is yellow, and Julius is a rhino.
hypothesis_assertion: Brian is yellow, and Julius is a rhino.