When Irish horse racing trainer Aidan O'Brien claimed that Gleneagles was the best miler he had ever witnessed in his stable, after the colt had won the Group 1 St James's Palace Stakes at Royal Ascot, it was some accolade given that the Irishman has been responsible for some legendary horses over the same distance such as Rock Of Gibraltar and Giants Causeway. Gleneagles had just completed his eighth successive victory