Question: Fuat Bulca was friends with which founder of the Republic of Turkey?

Context paragraphs:
Cinema of Turkey: Yeşilçam (literally means "The Green Pine" in Turkish language) (] ) is the sobriquet that refers to the Turkish film art and industry.  It is an important part of Turkish culture, and has flourished over the years, delivering entertainment to audiences in Turkey, expatriates across Europe, and more recently prospering in the Arab world and in rare cases, the United States.  The first movie exhibited in the Ottoman Empire was the Lumiere Brothers' 1895 film, "L'Arrivée d'un train en gare de La Ciotat", which was shown in Istanbul in 1896.  The first Turkish-made film was a documentary entitled "Ayastefanos'taki Rus Abidesinin Yıkılışı" ("Demolition of the Russian Monument at San Stefano"), directed by Fuat Uzkınay and completed in 1914.  The first narrative film, Sedat Simavi's "The Spy", was released in 1917.  Turkey's first sound film was shown in 1931.

Bulca, Sinanpaşa: Bulca is a village in the District of Sinanpaşa, Afyonkarahisar Province, Turkey.

Mustafa Kemal Atatürk: Mustafa Kemal Atatürk (] ; 19 May 1881  – 10 November 1938) was a Turkish army officer, revolutionary, and founder of the Republic of Turkey, serving as its first President from 1923 until his death in 1938.  Ideologically a secularist and nationalist, his policies and theories became known as Kemalism.

Said Altınordu: Said Altınordu (born Said Bey, 24 July, 1912 – 17 November, 1978), alternatively spelled Sait Altınordu, was a Turkish international footballer.  Being a one-club man, he was and still is one of the symbolic players of football in Turkish city of İzmir, along with Vahap Özaltay of Altay S.K. and Fuat Göztepe of Göztepe S.K..  His identification with Altınordu S.K. led him to choose the official name of the club as his surname, following the Surname Law of Turkey enacted in 1934.

Fuat Bulca: Ahmet Fuat Bulca (1881 – September 14, 1962) was an officer of the Ottoman Army and Turkish Army and a Turkish politician.  He was the one of the closest friend of Mustafa Kemal (Atatürk), as well as his classmate at the Monastir Military High School.

Fuat Saka: Fuat Saka (born 1952 in Trabzon, Turkey), is a Turkish singer, songwriter, arranger, and guitarist (although he may be more precisely called a multi-instrumentalist).

Fuat Necati Öncel: Fuat Necati Öncel (born 1 May 1940 in Şanlıurfa, Turkey) is a Turkish lawyer and politician.

Mehmet Fuat Köprülü: Mehmet Fuat Köprülü (December 5, 1890 – June 28, 1966), also known as Köprülüzade Mehmed Fuad, was a highly influential Turcologist, Professor Ordinarius, Minister of Foreign Affairs and Deputy Prime Minister of the Republic of Turkey.  A descendent of the illustrious Köprülü family, whose influence in shaping Ottoman history between 1656 and 1683 surpassed even that of the House of Osman, Fuat Köprülü was a key figure in the intersection of scholarship and politics in early 20th century Turkey.  As a historian and public intellectual, his books, articles, essays and poems forged a “canon of Turkish culture and national identity” that provided the newly formed Republic of Turkey with scholarly sources of Turkishness.

ITU Fuat Kulunk High Voltage Laboratory: ITU Fuat Kulunk High Voltage Laboratory, located in Gumussuyu, Istanbul, is a high voltage laboratory that belongs to Istanbul Technical University.  It is the first and largest high voltage laboratory in Turkey and is one of the largests of Europe.  The Laboratory consists of three main blocks.  It was founded by Prof. Dr. Franz Doppler in 1938 and reorganized by Prof. Dr. Fuat Kulunk, who is also the first dean of school of electrical and electronics engineering, in 1945.

Fuat Oduncu: Fuat Shamoun Oduncu (born 1970 in Midyat Turkey) is a German hematologist, oncologist and biomedical ethicist.  He is professor for medicine at the Ludwig Maximilian University of Munich (LMU) and known for his work in the fields of oncology, palliative care, medical ethics and health economics.

Supporting paragraphs: Fuat Bulca Mustafa Kemal Atatürk
Answer: Mustafa Kemal Atatürk