Given the task definition and input, reply with output. In this task, you are given a context paragraph, a question based on that and corresponding answer of a question. Your task is to generate supporting fact/knowledge from context paragraph which helps in answering a given question.

Turkish Statistical Institute (commonly known as TurkStat; Turkish: "Turkiye Istatistik Kurumu" or TUIK) is the Turkish government agency commissioned with producing official statistics on Turkey, its population, resources, economy, society, and culture. It was founded in 1926 and has its headquarters in Ankara. Question: The city where Turkish Statistical Institute has its headquarters in has a population of what in the urban center? Answer: 4,587,558
It was founded in 1926 and has its headquarters in Ankara.