Pick one category for the following text. The options are - company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work. Defterdar Mosque - The Defterdar Mosque or in long form the Defterdar Mahmut Efendi Mosque (Turkish: Defterdar Camii Defterdar Mahmut Efendi Camii) is a historical mosque located in Eyup Istanbul Turkey. It was commissioned by Defterdar Nazl Mahmut Efendi (c. 1500-1546) and built by architect Mimar Sinan in 1542 (defterdar was the head of the financial department in Ottoman Empire).
Building