context: There is a very good chance that Lily is white. It is unlikely that Bill went to the kitchen. Chances are about even that Greg is gray.
hypothesis: There is almost no chance that lily is white, or Greg is gray.
valid_hypothesis: It is highly likely that lily is white, or Greg is gray.
invalid_hypothesis: There is almost no chance that lily is white, or Greg is gray.
hypothesis_assertion: Lily is white, or Greg is gray.