Kentucky Derby Challenge Stakes Kentucky Derby Challenge Stakes The Kentucky Derby Challenge Stakes was an English Thoroughbred horse race intended to become an annual race, but was run only one time on 18 March 2009 at Kempton Park Racecourse in Sunbury-on-Thames, Surrey. Open to three-year-old European horses, it was raced clockwise at a distance of nine furlongs ( miles, app. 1800 metres) on Polytrack. The winner of the race was guaranteed one of the twenty starting spots in the mile (10 furlongs) 2009 Kentucky Derby held on the first Saturday in May on the dirt track at Churchill Downs in Louisville, Kentucky. The race
Churchill Downs in 1875. His father-in-law, Richard Ten Broeck, was an accomplished horse breeder and trainer, and introduced Clark to horse racing, attending the English Derby at Epsom Downs outside London. Churchill Downs filled a void in Louisville left by the closing of Oakland and Woodlawn, two earlier race courses. The then-rural location was along Louisville and Nashville Railroad tracks, allowing for easy transport of horses. Clark, who preferred longer races to the relatively short ones that had become popular by the 1890s, was running short of funds, and in 1894 sold the track to a syndicate led by William E. Applegate.