context: It is likely that John put down the milk. It is highly unlikely that Greg is a lion. It is likely that Lily is yellow.
hypothesis: It is impossible that either Lily is yellow, or Greg is a lion.
valid_hypothesis: It is probably the case that either Lily is yellow, or Greg is a lion.
invalid_hypothesis: It is impossible that either Lily is yellow, or Greg is a lion.
hypothesis_assertion: Either Lily is yellow, or Greg is a lion.