context: It is probably not the case that Bernhard is a frog. There is a better than even chance that Brian is gray. It is certain that John went to the garden. There is almost no chance that if Brian is gray, or John went to the garden, then Julius is white. We believe that if Bernhard is a frog, and John went to the garden, then Lily is a swan. We doubt that if either Bernhard is a frog, or Brian is gray, then Yann is thirsty.
hypothesis: There is almost no chance that either Brian is gray, or Julius is white.
valid_hypothesis: There is a better than even chance that either Brian is gray, or Julius is white.
invalid_hypothesis: There is almost no chance that either Brian is gray, or Julius is white.
hypothesis_assertion: Either Brian is gray, or Julius is white.