context: There is little chance that Greg is a swan. There is a very good chance that John took the milk. It is almost certain that Bernhard is green.
hypothesis: Chances are slight that bernhard is green, and Greg is a swan.
valid_hypothesis: Chances are slight that bernhard is green, and Greg is a swan.
invalid_hypothesis: There is a better than even chance that bernhard is green, and Greg is a swan.
hypothesis_assertion: Bernhard is green, and Greg is a swan.