Derin had a great week at CSI2* Bonheiden, Belgium.
With Hunter, Derin won the final for 7-year-old horses and was also 3rd in Friday's competition.
Harry K jumped very good the whole weekend, and after ending 5th in Saturday's 1.45m world ranking class he went on to finish 2nd in Sunday's CSI2* 1.45m Grand Prix after a double clear round.