Please answer the following question by reasoning step-by-step. Premise: "The old man wearing a green jacket is riding his bike."\nHypothesis: "An old man preparing to activate the jet engine attached to his bike."\nIs the hypothesis entailed by the premise?\nOptions:\n- yes\n- it is not possible to tell\n- no. Step-by-step reasoning:
User
The old man cannot ride his bike while preparing to activate the jet at the same time. So the answer is no.
Assistant