Ready to test your Horse Racing Trainers' Knowledge? Put your form and notebook aside and see if you can become the Aiden O'Brien of quizzes.
In the quiz below, we have provided the winning horse of a graded race in the past 18 months, and we want you to name the winning trainer. We have races from the jumps; featuring the Cheltenham and Aintree Festivals, as well as races from the flat; featuring Royal Ascot, and the last remaining Group 1's of the English flat season.
If you think you have got what it takes, then scroll below and you will find a quiz to test your trainer expertise.