context: It is likely that Brian is a frog. It is likely that Daniel put down the milk. It is probably not the case that Jessica is a mouse. There is a very good chance that if Brian is a frog, and Jessica is a mouse, then Greg is gray. There is almost no chance that if Brian is a frog, and Jessica is a mouse, then Bill went to the cinema. It is probable that if Brian is a frog, and Daniel put down the milk, then Mary moved to the office.
hypothesis: It is probably not the case that either Jessica is a mouse, or Bill went to the cinema.
valid_hypothesis: It is probably not the case that either Jessica is a mouse, or Bill went to the cinema.
invalid_hypothesis: It is probable that either Jessica is a mouse, or Bill went to the cinema.
hypothesis_assertion: Either Jessica is a mouse, or Bill went to the cinema.