Ronnie O’Sullivan once more questioned his snooker future after beating Zhou Yuelong 4-3 to succeed in the final eight on the World Grand Prix in Leicester.

World primary O’Sullivan is making an attempt to win his forty first rating occasion title this week.

He claimed a record-extending eighth Masters crown on Sunday however regardless of that success is much from completely happy along with his present kind.

“The worst factor is you are profitable tournaments,” O’Sullivan advised ITV4.

“If I used to be getting pumped each spherical enjoying like that, it could be a straightforward choice to make.

“I’ve acquired to essentially take into account whether or not I can keep on feeling how I am feeling on the market – I simply do not get any enjoyment from the way in which I am hitting the ball. I really feel prefer it’s simply onerous work, I have not a clue the place the balls are going, and a number of it is simply guess-work.”

O’Sullivan made breaks of 67, 107, 50 and a match-winning 90 to defeat China’s Zhou and can now face Gary Wilson within the best-of-nine quarter-finals after the Scottish Open winner noticed off Tom Ford 4-2.

In November, a dispute with snooker’s governing physique left O’Sullivan threatening to stop the game if he has to cut back the time he spends in China.

However regardless of lowering his schedule this time period, success within the UK Championship and Masters has given him the chance to win all three of snooker’s Triple Crown occasions in the identical season for the primary time in his profession.

“It is the one factor I’ve recognized and it is onerous not to do that as a result of it is my job, it is all I do know, so I’ve struggled by it,” O’Sullivan added.

“However I am unable to settle for unhealthy cueing, I would reasonably cue properly and lose than cue terrible and win tournaments. I get no satisfaction out of it, I actually do not.

“I would give all the things I’ve acquired to benefit from the sport however I’ve not had that for a very long time.”

In the meantime, reigning champion Mark Allen misplaced 4-2 to China’s Zhang Anda.

Zhang opened with a run of 95 and took the primary three frames earlier than Allen responded with an excellent 137 break. The Northern Irishman additionally took the fifth body earlier than Zhang sealed his win.