context: It is probably not the case that Brian is green. We doubt that Julius is a lion. We doubt that Sandra got the milk. It is almost certain that if either Brian is green, or Sandra got the milk, then Yann is thirsty. Chances are slight that if Julius is a lion, and Brian is green, then Lily is yellow. It is improbable that if Sandra got the milk, or Brian is green, then Bill went to the bedroom.
hypothesis: It is highly unlikely that yann is thirsty, and Julius is a lion.
valid_hypothesis: It is highly unlikely that yann is thirsty, and Julius is a lion.
invalid_hypothesis: It is probable that yann is thirsty, and Julius is a lion.
hypothesis_assertion: Yann is thirsty, and Julius is a lion.