context: It is impossible that John went to the hallway. It is highly likely that Greg is a swan. There is little chance that Brian is green.
hypothesis: It is unlikely that john went to the hallway, or Greg is a swan.
valid_hypothesis: It is highly likely that john went to the hallway, or Greg is a swan.
invalid_hypothesis: It is unlikely that john went to the hallway, or Greg is a swan.
hypothesis_assertion: John went to the hallway, or Greg is a swan.