context: It is highly unlikely that Lily is white. There is a better than even chance that Brian is white. There is a better than even chance that John went to the garden.
hypothesis: Chances are slight that either Lily is white, or Brian is white.
valid_hypothesis: There is a better than even chance that either Lily is white, or Brian is white.
invalid_hypothesis: Chances are slight that either Lily is white, or Brian is white.
hypothesis_assertion: Either Lily is white, or Brian is white.