<prompt> Translate the following text to EnglishKuna sehemu ya nchi hiyo inayoitwa Bahari Tatu Bahari ya Marmara upande wa kusini, Bosphorus upande wa mashariki, na Pembe ya Dhahabu upande wa kaskazini.  <response>: This easily defensible thumb of land is bounded on three sides by the so-called Three Seas the Sea of Marmara to the south, the Bosphorus to the east, and the Golden Horn to the north. 