context: It is almost certain that Julius is a swan. It is probably the case that Emily is a mouse. It is probable that Mary got the football. It is probably not the case that if Julius is a swan, and Mary got the football, then Brian is gray. We doubt that if either Emily is a mouse, or Julius is a swan, then John went to the bedroom. We doubt that if Emily is a mouse, and Mary got the football, then Greg is white.
hypothesis: It is almost certain that john went to the bedroom, or Brian is gray.
valid_hypothesis: It is unlikely that john went to the bedroom, or Brian is gray.
invalid_hypothesis: It is almost certain that john went to the bedroom, or Brian is gray.
hypothesis_assertion: John went to the bedroom, or Brian is gray.