context: Chances are slight that Sandra got the apple. There is a better than even chance that Daniel left the football. It is unlikely that John went to the kitchen. It is highly likely that if Daniel left the football, or Sandra got the apple, then Julie is in the bedroom. There is almost no chance that if Sandra got the apple, or John went to the kitchen, then Bernhard is gray. We doubt that if either Daniel left the football, or John went to the kitchen, then Lily is white.
hypothesis: It is impossible that john went to the kitchen, and Bernhard is gray.
valid_hypothesis: It is impossible that john went to the kitchen, and Bernhard is gray.
invalid_hypothesis: It is probable that john went to the kitchen, and Bernhard is gray.
hypothesis_assertion: John went to the kitchen, and Bernhard is gray.