context: It is unlikely that Daniel got the milk. It is improbable that Greg is gray. It is certain that Lily is gray.
hypothesis: There is a very good chance that lily is gray, and Daniel got the milk.
valid_hypothesis: We doubt that lily is gray, and Daniel got the milk.
invalid_hypothesis: There is a very good chance that lily is gray, and Daniel got the milk.
hypothesis_assertion: Lily is gray, and Daniel got the milk.