context: There is almost no chance that Mary dropped the milk. It is probably not the case that Brian is a rhino. It is unlikely that Lily is a frog.
hypothesis: It is impossible that mary dropped the milk, and Brian is a rhino.
valid_hypothesis: It is impossible that mary dropped the milk, and Brian is a rhino.
invalid_hypothesis: It is likely that mary dropped the milk, and Brian is a rhino.
hypothesis_assertion: Mary dropped the milk, and Brian is a rhino.