Given the task definition and input, reply with output. You are given a sentence in Polish. Your job is to translate the Polish sentence into Arabic.

Wydawało im się, że to po zbudowali ten komputer.

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
هذا ما ظنوا أنهم بنوه من أجله