He beat Stephen Maguire this morning.
Ronnie O'Sullivan is the first player through to the World Snooker Championship semi-finals.
The six-time champion has overcome Stephen Maguire by 13 frames to five this morning.
On the other table, Judd Trump has a 5-4 lead over Stuart Bingham.
This afternoon, John Higgins takes a 5-3 lead into his clash with Jack Lisowski, while Yan Bingtao and Mark Williams are level at 8-frames apiece.
Both of those matches are due to get back underway at 2.30pm.

Grant Forrest Books Spot At The Masters And The Open At Open de España
Sonay Kartal Returns From Injury To Beat Anhelina Kalinina In Wuhan Open
Monday Morning Sports Update
Wolfe Tones Claim Kildare Junior Hurling Championship Title
Ulster Fight Back To Secure Dramatic Draw Against Munster
Shane Lowry Seven Shots Off Lead Ahead Of Spanish Open Final Round
Kildare Trio Shine As Leinster Secure First URC Win Of The Season
Derry City And Waterford Set For Unlikely FAI Cup Final Showdown