context: It is probably not the case that Lily is a swan. We believe that Gertrude is a wolf. It is unlikely that John dropped the milk.
hypothesis: It is unlikely that either Gertrude is a wolf, or John dropped the milk.
valid_hypothesis: It is likely that either Gertrude is a wolf, or John dropped the milk.
invalid_hypothesis: It is unlikely that either Gertrude is a wolf, or John dropped the milk.
hypothesis_assertion: Either Gertrude is a wolf, or John dropped the milk.