Shaikh Duaij Al Khalifa's Arabian Dusk (GB) (Havana Grey {GB}--Lady Macduff {Ire}, by Iffraaj {GB}), who hit the board in last month's Listed Empress Stakes, entered Friday's G2 Duchess of Cambridge Stakes at Newmarket with maiden status intact and made the breakthrough with a gritty performance in the six-furlong heat. The 525,000gns Craven Breeze-Up acquisition was sharply into stride from the stands' side stall and raced in a prominent third through halfway. Bustled along to launch her challenge passing the quarter-mile pole, the 12-1 chance gained an edge entering the...