context: We doubt that John moved to the office. There is a better than even chance that Daniel left the apple. We believe that Brian is gray. There is almost no chance that if either Daniel left the apple, or John moved to the office, then Fred is in the bedroom. We doubt that if John moved to the office, or Daniel left the apple, then Mary dropped the milk. There is a better than even chance that if Brian is gray, or Daniel left the apple, then Lily is a swan.
hypothesis: It is likely that either Brian is gray, or John moved to the office.
valid_hypothesis: It is likely that either Brian is gray, or John moved to the office.
invalid_hypothesis: There is little chance that either Brian is gray, or John moved to the office.
hypothesis_assertion: Either Brian is gray, or John moved to the office.