 Complete the following phrase:  On his way to the final of the Northern Ireland Trophy, which he lost 69 to Ding Junhui, he defeated semifinal opponent Dominic Dale 60, in only 53 minutesa record for a best-of-11-frames match. OSullivan then reached the quarter-finals of the Grand Prix, but lost 15 against eventual champion Neil Robertson. In December 2006, in his quarter-final match of the 