context: It is probably the case that Brian is a lion. It is probable that Lily is a rhino. Chances are about even that Jessica is a wolf. There is almost no chance that if either Jessica is a wolf, or Brian is a lion, then Bernhard is a lion. It is almost certain that if Jessica is a wolf, and Brian is a lion, then Daniel left the milk. We believe that if Brian is a lion, or Jessica is a wolf, then Mary dropped the milk.
hypothesis: There is almost no chance that brian is a lion, or Mary dropped the milk.
valid_hypothesis: There is a very good chance that brian is a lion, or Mary dropped the milk.
invalid_hypothesis: There is almost no chance that brian is a lion, or Mary dropped the milk.
hypothesis_assertion: Brian is a lion, or Mary dropped the milk.