Hollie Doyle, Frankie Dettori, and Richard Kingscote have been deputised to ride three of trainer Markus Klug's seven entries in Sunday's G1 Deutsches Derby. A three-time winner of the Hamburg showpiece, Klug booked Doyle for the undefeated Group 3-winning filly Wagnis (Ger) (Adlerflug {Ger}) after watching her win the G1 Prix de Diane with Nashwa (GB) (Frankel {GB}). "I was in Germany but I watched the race and she [Doyle] was good, very, very good," he said. Klug also has the Derby favourite in So Moonstruck (Ger) (Sea The Moon...