context: It is impossible that Emily is a mouse. It is probably not the case that Bernhard is a lion. There is almost no chance that Bill dropped the apple.
hypothesis: There is a better than even chance that bill dropped the apple, and Bernhard is a lion.
valid_hypothesis: It is impossible that bill dropped the apple, and Bernhard is a lion.
invalid_hypothesis: There is a better than even chance that bill dropped the apple, and Bernhard is a lion.
hypothesis_assertion: Bill dropped the apple, and Bernhard is a lion.