context: There is almost no chance that Greg is a swan. There is a better than even chance that Daniel left the milk. Chances are about even that Lily is gray.
hypothesis: It is likely that lily is gray, and Daniel left the milk.
valid_hypothesis: It is probably not the case that lily is gray, and Daniel left the milk.
invalid_hypothesis: It is likely that lily is gray, and Daniel left the milk.
hypothesis_assertion: Lily is gray, and Daniel left the milk.