context: It is highly unlikely that John left the milk. We believe that Lily is yellow. We doubt that Bill went to the office.
hypothesis: We believe that bill went to the office, and Lily is yellow.
valid_hypothesis: There is little chance that bill went to the office, and Lily is yellow.
invalid_hypothesis: We believe that bill went to the office, and Lily is yellow.
hypothesis_assertion: Bill went to the office, and Lily is yellow.