Test for natural language inference.\nPremise: "Snowboarder getting some air in the mountains."\nHypothesis: "The snowboarder just completed a difficult run."\nIs the hypothesis entailed by the premise?\nOptions:\n- yes\n- no\n- it is not possible to tell
A step-by-step solution is:
it is not possible to tell
A snowboarder getting some air does not imply having just completed a difficult run.

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The final answer: it is not possible to tell