The most important match from quarterfinals of World Snooker Grand Prix is the duel between Graeme Dott and Roonie O’Sullivan. In the last round, Graeme Dott has won pretty hardly the game with Liang Wenbo, score 4-3 for Dott. On the other hand, Roonie O’Sullivan has won against the player with the best results in 2015, Robert Milkinson, with 4-0. Since 2009 until now the two players met four times, and O’Sullivan has won three matches, and Graeme Dott, just one.