context: It is certain that Bill went to the bedroom. It is probably the case that Daniel left the football. It is almost certain that Jessica is a wolf. Chances are slight that if Jessica is a wolf, and Bill went to the bedroom, then Brian is a frog. It is almost certain that if Jessica is a wolf, or Daniel left the football, then Greg is yellow. There is little chance that if Jessica is a wolf, or Daniel left the football, then John took the apple.
hypothesis: It is highly likely that either John took the apple, or Brian is a frog.
valid_hypothesis: It is unlikely that either John took the apple, or Brian is a frog.
invalid_hypothesis: It is highly likely that either John took the apple, or Brian is a frog.
hypothesis_assertion: Either John took the apple, or Brian is a frog.