Given the sentence "A man wearing bmx gear and a helmet rides a bicycle on rocky terrain." is it true that "A guy is competing in a bicycle event."? Let's be accurate as possible and think first.

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.
user
A man can wear BMX gear and ride a bike without competing in a bicycle event. Final answer: it is not possible to tell.