Andrea Atzeni will take over from Frankie Dettori aboard Stradivarius (Ire) (Sea The Stars {Ire}) in next week's Qatar Goodwood Cup, according to the legendary stayer's owner, Bjorn Nielsen. Dettori came in for heavy criticism from Nielsen, who revealed to TDN Europe recently that the man who has partnered Stradivarius to three Gold Cup triumphs ignored instructions at Royal Ascot this year and last year by sitting too far off the pace. Nielsen said, "What people don't know is what the riding instructions were. With what happened last year, twice...