context: It is probable that Bernhard is a swan. It is unlikely that John moved to the garden. There is a better than even chance that Julius is a rhino.
hypothesis: Chances are slight that either Bernhard is a swan, or John moved to the garden.
valid_hypothesis: There is a better than even chance that either Bernhard is a swan, or John moved to the garden.
invalid_hypothesis: Chances are slight that either Bernhard is a swan, or John moved to the garden.
hypothesis_assertion: Either Bernhard is a swan, or John moved to the garden.