Evet, Ayastefanos ve Yeşilköy aynıdır, çünkü Yeşilköy, 1930 yılında Halit Ziya Uşaklıgil'in teklifiyle bu adı almıştır 13. 1926 yılına kadar San Stefano veya Santo Stefano olarak da biliniyordu 1.
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