context: It is highly likely that Lily is a frog. It is highly likely that Bill dropped the milk. It is unlikely that John moved to the office. It is highly likely that if Lily is a frog, or Bill dropped the milk, then Mary went to the hallway. There is a very good chance that if Lily is a frog, or Bill dropped the milk, then Bernhard is a lion. We believe that if Bill dropped the milk, and Lily is a frog, then Greg is white.
hypothesis: Chances are about even that bernhard is a lion, or Mary went to the hallway.
valid_hypothesis: It is almost certain that bernhard is a lion, or Mary went to the hallway.
invalid_hypothesis: Chances are about even that bernhard is a lion, or Mary went to the hallway.
hypothesis_assertion: Bernhard is a lion, or Mary went to the hallway.