Prix Bertrand du Breuil Prix de Diane. In 2013 the race was renamed in memory of Bertrand du Breuil (1926-2011), the last president of the Societe d'Encouragemment, forerunner of France Galop. Prix Bertrand du Breuil The Prix Bertrand du Breuil is a Group 3 flat horse race in France open to thoroughbreds aged four years or older. 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 June. The earliest version of the event was established at Chantilly in 1852. Its prize money was originally provided by the Chemin de
Prix du Pin it was run over 1,850 metres (1960–61), 2,100 metres (1962–63), 2,000 metres (1964) and 1,800 metres (1965–69). It was shortened to 1,400 metres in 1970. For a period the Prix du Pin held Listed status. It was promoted to Group 3 level in 2004. Keos finished first in 1997, but he was relegated to third place following a stewards' inquiry. <br> Prix du Pin The Prix du Pin is a Group 3 flat horse race in France open to thoroughbreds aged three years or older. It is run at Longchamp over a distance of 1,400 metres (about 7 furlongs), and