context: It is probably not the case that John put down the milk. Chances are slight that Julius is yellow. It is unlikely that Brian is a lion.
hypothesis: It is highly unlikely that john put down the milk, and Brian is a lion.
valid_hypothesis: It is highly unlikely that john put down the milk, and Brian is a lion.
invalid_hypothesis: It is probable that john put down the milk, and Brian is a lion.
hypothesis_assertion: John put down the milk, and Brian is a lion.