 Complete the following phrase:  Stevens withdrew from the seasons opening ranking event, the Wuxi Classic due to a bad back and could not advance beyond the second round in any of the next three events.ref name201213ref At the 2012 UK Championship he beat Dominic Dale 61 and Marco Fu 64 to reach the quarter-finals for the first time since lifting the trophy in 2003. In a scrappy game versus Mark Davis, Stevens was beaten 46. Stevens missed a simple brown at 41 up against Mark Williams in the first round of the Masters and then made a series of errors during the rest of the match to lose 46. His second quarter-final of the season came at the 