context: We doubt that John went to the kitchen. It is probably not the case that Julius is gray. There is a very good chance that Sandra took the apple. Chances are about even that if either John went to the kitchen, or Julius is gray, then Lily is green. It is certain that if Sandra took the apple, or John went to the kitchen, then Antoine is thirsty. It is almost certain that if either Sandra took the apple, or John went to the kitchen, then Bernhard is a frog.
hypothesis: It is unlikely that antoine is thirsty, or John went to the kitchen.
valid_hypothesis: There is a very good chance that antoine is thirsty, or John went to the kitchen.
invalid_hypothesis: It is unlikely that antoine is thirsty, or John went to the kitchen.
hypothesis_assertion: Antoine is thirsty, or John went to the kitchen.