context: We believe that Mary grabbed the milk. There is a very good chance that Lily is gray. There is a very good chance that Brian is a rhino.
hypothesis: It is highly unlikely that mary grabbed the milk, and Lily is gray.
valid_hypothesis: There is a better than even chance that mary grabbed the milk, and Lily is gray.
invalid_hypothesis: It is highly unlikely that mary grabbed the milk, and Lily is gray.
hypothesis_assertion: Mary grabbed the milk, and Lily is gray.