context: There is little chance that Sumit is tired. It is almost certain that Brian is a lion. It is highly likely that Mary moved to the office. Chances are about even that if Brian is a lion, and Mary moved to the office, then Bill went to the kitchen. There is little chance that if Mary moved to the office, and Sumit is tired, then John picked up the milk. We doubt that if Brian is a lion, and Mary moved to the office, then Lily is gray.
hypothesis: It is almost certain that john picked up the milk, or Brian is a lion.
valid_hypothesis: It is almost certain that john picked up the milk, or Brian is a lion.
invalid_hypothesis: There is little chance that john picked up the milk, or Brian is a lion.
hypothesis_assertion: John picked up the milk, or Brian is a lion.