The British horserace is a prestigious event that consists of three races: the DERBY, the OAKS, and the CLASSIC. The DERBY is a five-letter race that is held annually at Epsom Downs Racecourse in Surrey, England. It is the oldest of the three races and is open to three-year-old colts and fillies. The OAKS is a four-letter race that is held annually at Epsom Downs Racecourse and is open to three-year-old fillies only. The CLASSIC is a seven-letter race that is held annually at various locations throughout Britain and is open to three-year-olds of either sex. All three races are highly competitive and attract some of the best horses in the world.