context: It is certain that Bernhard is yellow. There is almost no chance that Julius is a swan. We doubt that Bill went to the bedroom. It is probably not the case that if Bill went to the bedroom, or Julius is a swan, then Mary dropped the apple. We doubt that if either Bernhard is yellow, or Bill went to the bedroom, then Brian is gray. There is almost no chance that if Julius is a swan, or Bernhard is yellow, then Gertrude is a cat.
hypothesis: It is probably not the case that bill went to the bedroom, or Brian is gray.
valid_hypothesis: It is probably not the case that bill went to the bedroom, or Brian is gray.
invalid_hypothesis: It is certain that bill went to the bedroom, or Brian is gray.
hypothesis_assertion: Bill went to the bedroom, or Brian is gray.