Please answer the following question by reasoning step-by-step. Premise: "A man racing on a motorbike."\nBased on this premise, can we conclude that the hypothesis "A man racing a ducati." is true?\nOptions:\n- yes\n- it is not possible to tell\n- no. Step-by-step reasoning:
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A man racing on a motorbike is not necessarily racing a Ducati. So the answer is it is not possible to tell.
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