context: There is a better than even chance that Julius is green. It is impossible that Sandra left the apple. It is probably not the case that Bernhard is gray. It is highly likely that if Bernhard is gray, and Sandra left the apple, then Daniel took the football. It is probable that if Julius is green, or Sandra left the apple, then Greg is gray. It is almost certain that if either Sandra left the apple, or Julius is green, then Emily is a sheep.
hypothesis: There is little chance that bernhard is gray, and Greg is gray.
valid_hypothesis: There is little chance that bernhard is gray, and Greg is gray.
invalid_hypothesis: It is probable that bernhard is gray, and Greg is gray.
hypothesis_assertion: Bernhard is gray, and Greg is gray.