context: There is little chance that Bill went to the bedroom. It is improbable that Julius is a rhino. It is improbable that Daniel grabbed the milk. It is almost certain that if Julius is a rhino, and Bill went to the bedroom, then Lily is white. Chances are about even that if Julius is a rhino, or Daniel grabbed the milk, then Bernhard is a swan. Chances are about even that if Daniel grabbed the milk, and Julius is a rhino, then Brian is a frog.
hypothesis: There is a very good chance that lily is white, and Julius is a rhino.
valid_hypothesis: It is impossible that lily is white, and Julius is a rhino.
invalid_hypothesis: There is a very good chance that lily is white, and Julius is a rhino.
hypothesis_assertion: Lily is white, and Julius is a rhino.