context: It is impossible that Brian is yellow. It is unlikely that Lily is a swan. There is almost no chance that Julius is a rhino. Chances are about even that if either Lily is a swan, or Julius is a rhino, then Greg is gray. Chances are slight that if either Brian is yellow, or Julius is a rhino, then Mary put down the milk. We believe that if Lily is a swan, or Julius is a rhino, then Bernhard is green.
hypothesis: We believe that either Lily is a swan, or Julius is a rhino.
valid_hypothesis: We doubt that either Lily is a swan, or Julius is a rhino.
invalid_hypothesis: We believe that either Lily is a swan, or Julius is a rhino.
hypothesis_assertion: Either Lily is a swan, or Julius is a rhino.