context: This boy is in deep concentration playing a game of ping-pong.
hypothesis: It is impossible that the boy crossed several levels by playing with sincerity and full concentration
valid_hypothesis: It is impossible that the boy crossed several levels by playing with sincerity and full concentration
invalid_hypothesis: We believe that the boy crossed several levels by playing with sincerity and full concentration
hypothesis_assertion: The boy crossed several levels by playing with sincerity and full concentration