Authorized (horse) going, and Authorized was ridden for the first time by Frankie Dettori. He won at odds of 25 to 1, by one and three quarter lengths from Charlie Farnsbarns. The odds-on favourite Eagle Mountain finished fourth. Authorized was quoted immediately after the race at 16 to 1 for the 2007 Epsom Derby but this was soon cut to 10 to 1. Authorized’s first run as a three-year-old came in the ten furlong Dante Stakes at York Racecourse on 17 May. Ridden by Frankie Dettori, Authorized was sent off 10 to 11 favourite and won by four lengths from Raincoat. It
2015 Prix de l'Arc de Triomphe 2015 Prix de l'Arc de Triomphe The 2015 Prix de l'Arc de Triomphe was a horse race held at Longchamp on Sunday 4 October 2015. It was the 94th running of the Prix de l'Arc de Triomphe. The winner was Anthony Oppenheimer's Golden Horn, a three-year-old colt trained in England by John Gosden and ridden by Frankie Dettori. Golden Horn's victory was the first in the race for his owner and trainer and was a record-equaling fourth success for Dettori. Golden Horn became the seventh winner of the Epsom Derby to win the Arc, following Sea Bird, Mill Reef, Lammtarra,