context: It is highly unlikely that Bernhard is a swan. It is highly likely that Gertrude is a wolf. It is unlikely that Greg is a rhino.
hypothesis: There is little chance that either Bernhard is a swan, or Gertrude is a wolf.
valid_hypothesis: It is highly likely that either Bernhard is a swan, or Gertrude is a wolf.
invalid_hypothesis: There is little chance that either Bernhard is a swan, or Gertrude is a wolf.
hypothesis_assertion: Either Bernhard is a swan, or Gertrude is a wolf.