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.

Venue Switch for Kildare v Roscommon Camogie
Gaelic Warrior Has Won The Cheltenham Gold Cup
Kildare Senior Football Team To Play Cork Announced
Kildare Camogie Team To Play Roscommon On Saturday Named
Friday Morning Sports Update
Andy Farrell Names Ireland Team For Saturday's Six Nations Clash With Scotland
Thursday Morning Sports Update
Jockey Paul Townend Achieves 40th Cheltenham Win In Today's Opening Race