context: There is a better than even chance that Brian is green. There is little chance that Julius is a swan. It is improbable that Lily is a rhino.
hypothesis: It is unlikely that either Lily is a rhino, or Julius is a swan.
valid_hypothesis: It is unlikely that either Lily is a rhino, or Julius is a swan.
invalid_hypothesis: It is highly likely that either Lily is a rhino, or Julius is a swan.
hypothesis_assertion: Either Lily is a rhino, or Julius is a swan.