context: A man in a black, white, and red uniform is holding yellow ski poles and racing or preparing to race.
hypothesis: It is impossible that a man prepares for his event in the olympics.
valid_hypothesis: It is impossible that a man prepares for his event in the olympics.
invalid_hypothesis: It is almost certain that a man prepares for his event in the olympics.
hypothesis_assertion: A man prepares for his event in the olympics.