Prix de Sandringham du Jockey Club. Prix de Sandringham The Prix de Sandringham is a Group 2 flat horse race in France open to three-year-old thoroughbred fillies. It is run at Chantilly over a distance of 1,600 metres (about 1 mile), and it is scheduled to take place each year in late May or early June. The event was originally called the Prix des Lilas, and it used to be held at Longchamp. During the early part of its history it was contested over 2,000 metres, and it served as a trial for the Prix de Diane. It was cut to its present
Prix du Prince d'Orange Prix du Prince d'Orange The Prix du Prince d'Orange is a Group 3 flat horse race in France open to three-year-old thoroughbreds. It is run at Longchamp over a distance of 2,000 metres (about 1¼ miles), and it is scheduled to take place each year in September. The event is named after William of Orange (1840–1879), the eldest son of William III of the Netherlands. The Prince became a member of the Jockey-Club de Paris in 1863, and took up racehorse ownership shortly before his death. The Prix du Prince d'Orange was established in 1882. It was originally open to