context: There is a better than even chance that Bernhard is a rhino. It is improbable that Mary went to the hallway. We doubt that Lily is white.
hypothesis: There is a very good chance that bernhard is a rhino, and Lily is white.
valid_hypothesis: There is little chance that bernhard is a rhino, and Lily is white.
invalid_hypothesis: There is a very good chance that bernhard is a rhino, and Lily is white.
hypothesis_assertion: Bernhard is a rhino, and Lily is white.