context: It is unlikely that Daniel left the football. Chances are about even that Brian is green. It is likely that Bill got the milk there. It is highly likely that if Daniel left the football, and Bill got the milk there, then Sumit is bored. Chances are slight that if Bill got the milk there, or Brian is green, then Fred is in the bedroom. It is improbable that if either Daniel left the football, or Bill got the milk there, then Mary went to the garden.
hypothesis: Chances are slight that sumit is bored, and Daniel left the football.
valid_hypothesis: Chances are slight that sumit is bored, and Daniel left the football.
invalid_hypothesis: It is certain that sumit is bored, and Daniel left the football.
hypothesis_assertion: Sumit is bored, and Daniel left the football.