context: There is little chance that Bernhard is a swan. It is certain that Bill went to the hallway. It is probably not the case that Greg is white. It is improbable that if either Bill went to the hallway, or Greg is white, then Daniel left the milk. It is highly unlikely that if either Bernhard is a swan, or Greg is white, then John moved to the garden. It is impossible that if either Bill went to the hallway, or Bernhard is a swan, then Lily is a frog.
hypothesis: Chances are slight that bernhard is a swan, or John moved to the garden.
valid_hypothesis: Chances are slight that bernhard is a swan, or John moved to the garden.
invalid_hypothesis: We believe that bernhard is a swan, or John moved to the garden.
hypothesis_assertion: Bernhard is a swan, or John moved to the garden.