Prix du Gros Chêne Prix du Gros Chêne The Prix du Gros Chêne is a Group 2 flat horse race in France open to thoroughbreds aged three years or older. It is run at Chantilly over a distance of 1,000 metres (about 5 furlongs), and it is scheduled to take place each year in late May or early June. The event was established in 1857, and it was originally contested over 800 metres. Its title refers to a large oak tree which stood in the grounds of the racecourse – the English translation of "Gros Chêne" is "Great Oak". The race was abandoned because
Prix La Force can serve as a trial for the Prix du Jockey Club. The last horse to win both races was Saonois in 2012. The 2002 winner "Diaghilev" was later exported to Hong Kong and renamed "River Dancer". <br> <br> Prix La Force The Prix La Force is a Group 3 flat horse race in France open to three-year-old thoroughbreds. It is run over a distance of 2,000 metres (about 1¼ miles) at Longchamp in April. The event is named in memory of the Duc de La Force, Bertrand Nompar de Caumont (1840–1909), a member of the Société d'Encouragement. It was established