Complex sentence: The county champions go on to play each other in the Ulster Club Championship in a knock-out format; the winners go on to compete with the Connacht, Leinster, Munster and London champions in the All-Ireland Senior Club Hurling Championship.
Split into simpler sentences: The county champions play each other in the Ulster Club Championship in a knock-out format. The Ulster champions compete with the Connacht, Leinster, Munster and London champions in the All-Ireland Senior Club Hurling Championship.