Robertson needs a win, while a draw will be good enough for Doherty, with the victor set to play either world champion John Higgins or Joe Perry , the only players who can now qualify from Group one.

BBC: CHOOSE A SPORT

But Bath quickly regained the initative with Higgins's second try and Joe Maddock and Higgins again made it safe.

BBC: Worcester 17-34 Bath

Australia's Neil Robertson beat Ireland's Fergal O'Brien 5-2, world number five John Higgins beat Tom Ford 5-4 and Joe Perry beat Matthew Stevens 5-1.

BBC: O'Sullivan progresses in Shanghai