context: It is almost certain that Brian is gray. It is probable that Mary went to the hallway. It is probable that Daniel got the football.
hypothesis: It is highly likely that mary went to the hallway, or Daniel got the football.
valid_hypothesis: It is highly likely that mary went to the hallway, or Daniel got the football.
invalid_hypothesis: Chances are slight that mary went to the hallway, or Daniel got the football.
hypothesis_assertion: Mary went to the hallway, or Daniel got the football.