context: It is almost certain that Winona is a wolf. We doubt that Lily is a swan. There is little chance that Mary got the milk.
hypothesis: Chances are slight that either Winona is a wolf, or Lily is a swan.
valid_hypothesis: We believe that either Winona is a wolf, or Lily is a swan.
invalid_hypothesis: Chances are slight that either Winona is a wolf, or Lily is a swan.
hypothesis_assertion: Either Winona is a wolf, or Lily is a swan.