context: A man is celebrating his victory while smiling and shooting champagne in the air with his teammate.
hypothesis: It is impossible that a man is celebrating his victory while smiling and shooting guns in the air
valid_hypothesis: It is impossible that a man is celebrating his victory while smiling and shooting guns in the air
invalid_hypothesis: It is certain that a man is celebrating his victory while smiling and shooting guns in the air
hypothesis_assertion: A man is celebrating his victory while smiling and shooting guns in the air