context: We believe that Brian is a lion. It is almost certain that Lily is white. We doubt that Julius is a swan.
hypothesis: There is almost no chance that lily is white, or Julius is a swan.
valid_hypothesis: It is almost certain that lily is white, or Julius is a swan.
invalid_hypothesis: There is almost no chance that lily is white, or Julius is a swan.
hypothesis_assertion: Lily is white, or Julius is a swan.