context: We believe that Brian is yellow. It is probably the case that Jessica is a mouse. We believe that Daniel left the milk. It is probably the case that if either Jessica is a mouse, or Daniel left the milk, then Lily is green. It is probably the case that if Daniel left the milk, and Jessica is a mouse, then Mary dropped the apple. It is certain that if Brian is yellow, or Daniel left the milk, then John went to the bedroom.
hypothesis: We believe that mary dropped the apple, or Daniel left the milk.
valid_hypothesis: We believe that mary dropped the apple, or Daniel left the milk.
invalid_hypothesis: It is impossible that mary dropped the apple, or Daniel left the milk.
hypothesis_assertion: Mary dropped the apple, or Daniel left the milk.