"Of this year's others, Mediterranean won the Ebor and seems to be improving, but you wouldn't think he was a Group One horse, and another Aidan O'Brien horse, Milan, might be a better prospect." Cook, whose other British Classic success was with Glad Rags in the 1,000 Guineas for Vincent O'Brien in 1966, had his career cut short at Doncaster, the course which gave him both his best and worst days in racing.