By Sean Cronin & Christa Riebel Henk Grewe, Germany's reigning champion trainer, was born in December 1982 and introduced to the joys of turfdom early in life. His parents owned racehorses and, having ridden his first winner at the age of 16, he was champion amateur rider in 2002. Serving an apprenticeship under leading conditioner Mario Hofer, his elevation to the professional ranks was rewarded with career highlights aboard Prince Flori (Ger) (Lando {Ger}) in the 2006 G3 Fruhjahrs Dreijahrigen-Preis, Caudillo (Ger) (Acatenango {Ger}) in the 2009 Listed St Leger...