Prix du Moulin de Longchamp (the "grande piste") in 1987. The race was rescheduled for mid-September in 2011. Most successful horse: Leading jockey (6 wins): Leading trainer (6 wins): Leading owner (4 wins): The 2016 and 2017 races took place at Chantilly while Longchamp was closed for redevelopment. Prix du Moulin de Longchamp The Prix du Moulin de Longchamp is a Group 1 flat horse race in France open to thoroughbred colts and fillies aged three years or older. It is run at Longchamp over a distance of 1,600 metres , and it is scheduled to take place each year in September. The event is
George Moore (jockey) Del Mar Racetrack. In 1957 and 1958 George Moore won the Jockeys' Premiership at Sydney then in 1959 accepted an offer to ride in Europe for trainer/owner Alec Head of Haras du Quesnay and another major owner, Prince Aly Khan. There, he won the Prix du Jockey Club and the Prix de l'Arc de Triomphe, as well as a British Classic Race, the 2,000 Guineas. Returning to Sydney, Moore continued to win Jockeys' Premierships and in 1967 returned for a time to compete in Europe for trainer Noel Murless where he won the first three 1967 British Classics, the 1,000