context: It is certain that Bill went to the cinema. It is probably the case that Antoine is hungry. It is almost certain that Greg is a swan.
hypothesis: It is probable that either Bill went to the cinema, or Greg is a swan.
valid_hypothesis: It is highly unlikely that either Bill went to the cinema, or Greg is a swan.
invalid_hypothesis: It is probable that either Bill went to the cinema, or Greg is a swan.
hypothesis_assertion: Either Bill went to the cinema, or Greg is a swan.