Please answer the following question by reasoning step-by-step. Given the sentence "A man is standing on top of a rock at a beach." is it true that "A man stands on rock."?. Step-by-step reasoning:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
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A man stand on rock is part of the total description of him at a beach. So the answer is yes.