A few weeks ago the bookmaker Fitzdares made Dubawi (Ire) favourite to be champion sire this year for the first time, and perhaps no horse deserves it more than Darley's utterly dependable 20-year-old. However, the race to the top will not be easy, particularly judging by the apparent strength in depth of the challenge of Frankel's offspring for this year's major races. Though the reigning champion, as well as the Gosden stable and owner-breeders Cheveley Park Stud, were dealt a blow by the withdrawal of Inspiral (GB) from Sunday's QIPCO...