On Wednesday morning, the 46 -year -old Englishman with the nickname “The Rocket” prevailed with 13: 5 against the Scots Stephen Maguire and already reached his 13th semi -finals in the Crucible Theater.
“This is incredible. I still love to play here,” said O’Sullivan after the significant success.
In the preliminary round, the top favorite will now be against his Scottish permanent rival John Higgins, who prevailed against the Englishman Jack Lisowski late Wednesday evening.
The second semi -finals contest the Welsh Mark Williams (13:11 against Yan Bingtao) and the Englishman Judd Trump, who won 13: 8 against compatriot Stuart Bingham.
Defending champion Mark Selby from England has already left the round of 16.