context: It is almost certain that Emily is a cat. It is probably not the case that Fred is in the cinema. We believe that John went to the hallway.
hypothesis: It is probably not the case that emily is a cat, and John went to the hallway.
valid_hypothesis: It is likely that emily is a cat, and John went to the hallway.
invalid_hypothesis: It is probably not the case that emily is a cat, and John went to the hallway.
hypothesis_assertion: Emily is a cat, and John went to the hallway.