context: It is highly unlikely that Bill left the milk. It is likely that Bernhard is a rhino. We believe that Lily is gray.
hypothesis: Chances are about even that bernhard is a rhino, and Lily is gray.
valid_hypothesis: Chances are about even that bernhard is a rhino, and Lily is gray.
invalid_hypothesis: It is almost certain that bernhard is a rhino, and Lily is gray.
hypothesis_assertion: Bernhard is a rhino, and Lily is gray.