context: It is highly unlikely that Lily is a swan. It is likely that Bernhard is a rhino. Chances are about even that Brian is yellow.
hypothesis: It is highly unlikely that bernhard is a rhino, and Lily is a swan.
valid_hypothesis: It is highly unlikely that bernhard is a rhino, and Lily is a swan.
invalid_hypothesis: It is highly likely that bernhard is a rhino, and Lily is a swan.
hypothesis_assertion: Bernhard is a rhino, and Lily is a swan.