context: There is almost no chance that Lily is a lion. There is a very good chance that Daniel dropped the milk. We doubt that Greg is a rhino. Chances are slight that if Daniel dropped the milk, and Lily is a lion, then Sandra got the football. It is probably not the case that if Daniel dropped the milk, and Lily is a lion, then Brian is white. It is almost certain that if Greg is a rhino, or Daniel dropped the milk, then Bernhard is a frog.
hypothesis: There is almost no chance that lily is a lion, and Daniel dropped the milk.
valid_hypothesis: There is almost no chance that lily is a lion, and Daniel dropped the milk.
invalid_hypothesis: There is a better than even chance that lily is a lion, and Daniel dropped the milk.
hypothesis_assertion: Lily is a lion, and Daniel dropped the milk.