Mark Allen will take a 5-4 lead into the evening session of his first round match with Scott Donaldson World Championship in Sheffield.
The first to ten frames will progress to a last 16 clash with Ronnie O'Sullivan.
Mark Williams is through to the last 16.
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The three-time champion enjoyed a 10 frames to three win over Michael White.
Neil Robertson leads Ashley Hugill 5-3 in the game currently on the table.
