No less than any other walk of life, it is pretty rare in racing for anyone to profess indignation when credited with a stroke of genius. Such was the case at Epsom last month, however, when Aidan O’Brien and his patrons at Coolmore maintained a scrupulous show of bemusement about a theory that their horses had collectively undermined the prospects of the hot favourite, Dawn Approach, by setting an unexpectedly slow pace in the Investec Derby.














