context: There is a very good chance that Julius is a rhino. It is highly unlikely that Lily is a swan. Chances are slight that Brian is green.
hypothesis: We believe that either Lily is a swan, or Julius is a rhino.
valid_hypothesis: We believe that either Lily is a swan, or Julius is a rhino.
invalid_hypothesis: It is highly unlikely that either Lily is a swan, or Julius is a rhino.
hypothesis_assertion: Either Lily is a swan, or Julius is a rhino.