context: It is impossible that John dropped the milk. It is probably not the case that Lily is yellow. There is a better than even chance that Bernhard is a lion.
hypothesis: It is impossible that john dropped the milk, and Bernhard is a lion.
valid_hypothesis: It is impossible that john dropped the milk, and Bernhard is a lion.
invalid_hypothesis: There is a very good chance that john dropped the milk, and Bernhard is a lion.
hypothesis_assertion: John dropped the milk, and Bernhard is a lion.