context: There is a better than even chance that Lily is white. It is almost certain that Brian is a rhino. Chances are about even that Fred went to the bedroom.
hypothesis: It is highly likely that lily is white, and Fred went to the bedroom.
valid_hypothesis: It is probably not the case that lily is white, and Fred went to the bedroom.
invalid_hypothesis: It is highly likely that lily is white, and Fred went to the bedroom.
hypothesis_assertion: Lily is white, and Fred went to the bedroom.