context: It is almost certain that Lily is yellow. It is probable that Bernhard is a swan. There is a better than even chance that Greg is a lion.
hypothesis: Chances are about even that either Bernhard is a swan, or Greg is a lion.
valid_hypothesis: Chances are about even that either Bernhard is a swan, or Greg is a lion.
invalid_hypothesis: It is highly unlikely that either Bernhard is a swan, or Greg is a lion.
hypothesis_assertion: Either Bernhard is a swan, or Greg is a lion.