context: There is little chance that Mary went to the office. It is almost certain that Greg is a lion. It is almost certain that Julius is a rhino. There is little chance that if Greg is a lion, and Julius is a rhino, then Bill dropped the milk. It is improbable that if Greg is a lion, or Mary went to the office, then Jessica is a wolf. It is improbable that if either Mary went to the office, or Julius is a rhino, then Gertrude is a mouse.
hypothesis: There is almost no chance that either Bill dropped the milk, or Greg is a lion.
valid_hypothesis: It is highly likely that either Bill dropped the milk, or Greg is a lion.
invalid_hypothesis: There is almost no chance that either Bill dropped the milk, or Greg is a lion.
hypothesis_assertion: Either Bill dropped the milk, or Greg is a lion.