Prix Jean Prat metres. For a period it was held in April, and it served as a trial for the Prix du Jockey Club. Both Prix Biennal races were renamed the Prix Jean Prat in 1940. This was in memory of Jean Prat (1847–1940), a successful racehorse owner and breeder. The version for three-year-olds was switched to late May or early June in 1961. It was shortened to 1,850 metres in 1962. It was transferred to Chantilly and cut to 1,800 metres in 1967. The present system of race grading was introduced in 1971, and for several years the event held Group 2
Jockey Club of Turkey at Veliefendi. Those races continued until 1922. In 1920, under the auspices of Mustafa Kemal Pasha TBMM organized races in Ankara. Between 1923-1926 various races were held in Istanbul. In 1927 with the attendance of Mustafa Kemal, Gazi Derby to which thoroughbreds could join. The first race with cup was held under the name of ‘’Presidency Race Cup’’ in 1939. In 1953 Jockey Club received the name of Jockey Club of Turkey. Since then, races have been continuing. Synchronously with the development of Jockey Club of Turkey, modern horse races and horse race sector gains a big leap every year