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
Horse racing a Saturday and one on Sunday. Horse races, as well as Thoroughbred horse breeding, is organized by Jockey Club Czech Republic, founded in 1919. France has a major horse racing industry. It is home to the famous Prix de l'Arc de Triomphe held at Longchamp Racecourse, the richest race in Europe and the second richest turf race in the world after the Japan Cup, with a prize of 4 million Euros (approximately US$5.2 million). Other major races include the Grand Prix de Paris, the Prix du Jockey Club (the French Derby) and the Prix de Diane. Besides Longchamp, France's other