Ronnie O'Sullivan takes centre stage as his first round match gets under way against China's Liang Wenbo. Meanwhile, on the other side of the arena, 2008 runner-up Ali Carter has a tough first round match to negotiate with 'The Shotgun', Jamie Cope. Please note that votes for all 'Pulse' questions featured in this programme will be closed during the transmission of the programme, so if you are watching on demand please do not vote.