context: We doubt that Sandra got the football. It is almost certain that Jessica is a mouse. It is unlikely that John grabbed the milk.
hypothesis: It is unlikely that jessica is a mouse, and Sandra got the football.
valid_hypothesis: It is unlikely that jessica is a mouse, and Sandra got the football.
invalid_hypothesis: It is probably the case that jessica is a mouse, and Sandra got the football.
hypothesis_assertion: Jessica is a mouse, and Sandra got the football.