context: There is almost no chance that Julius is a lion. It is probable that John left the apple. We doubt that Daniel dropped the milk. It is highly likely that if Julius is a lion, and Daniel dropped the milk, then Bernhard is a swan. There is a better than even chance that if either Daniel dropped the milk, or John left the apple, then Mary moved to the office. It is highly likely that if Julius is a lion, and Daniel dropped the milk, then Winona is a wolf.
hypothesis: It is impossible that winona is a wolf, and Bernhard is a swan.
valid_hypothesis: It is impossible that winona is a wolf, and Bernhard is a swan.
invalid_hypothesis: It is likely that winona is a wolf, and Bernhard is a swan.
hypothesis_assertion: Winona is a wolf, and Bernhard is a swan.