I'll give you a question, please answer with step-by-step reasoning process.
Premise: "A person on a dirt bike is riding up a hill while people watch on the side."\nBased on this premise, can we conclude that the hypothesis "A woman is riding down a hill." is true?\nOptions:\n- yes\n- it is not possible to tell\n- no

no
You cannot be riding up a hill while riding down a hill simultaneously.

.

So, the answer is no