Leo: Premise: "A man in a blue helmet rides a mountain bike."\nBased on this premise, can we conclude that the hypothesis "A man in a blue helmet is riding a mountain bike uphill." is true?\nOptions:\n- yes\n- it is not possible to tell\n- no
Mei: OK, So, let's think first...
Me:
User
A man can ride a bike and not be riding uphill.
Thus, the answer is it is not possible to tell.
Assistant