Michael White caused an upset by beating fellow Welshman and two-time world champion Mark Williams 10-6 in the first round at the Crucible.

White, 21, led 5-4 going into Sunday's session and further breaks of 65, 72 and 96 saw him over the finishing line.

Ricky Walden is through to the second round after a 10-1 rout of fellow Englishman Michael Holt.

Crucib               

Shaun Murphy, who lifted the world title in 2005, moved into the last 16 with a 10-5 victory over Martin Gould.

In the other match, Australian Open champion Barry Hawkins won four successive frames to clinch a 10-3 success against Crucible debutant Jack Lisowski and will now play either world number one Mark Selby or Matthew Selt.

Mark Davis is 6-3 ahead against four-time world champion John Higgins, while Graeme Dott leads Peter Ebdon 6-2.

Results Sunday

Graeme Dott (Sco) 6-2 Peter Ebdon (Eng)

80-22 (60), 65-11, 50-65, 107-0 (55, 52), 38-62, 66-12, 74-1 (70), 64-30

Ricky Walden (Eng) 10-1 Michael Holt (Eng)

91-11 (76), 66-56, 140-0 (140), 60-39, 79-0 (78), 60-8, 13-67 (54), 76-0, 67-59, 80-59 (61), 66-30

John Higgins (Sco) 3-6 Mark Davis (Eng)

84-0 (61), 90-27, 43-86 (68), 29-85 (85), 32-79 (69), 67-12 (51), 31-88, 40-96 (96), 30-93 (64)

Mark Williams (Wal) 6-10 Michael White (Wal)

1-88 (87), 5-96 (55), 94-23 (61), 36-87 (67), 33-63 (57), 66-25, 87-2 (71), 104-0 (54), 39-91, 90-9 (90), 20-61, 49-75 (65), 0-72 (72), 54-38, 1-90 (90), 1-96 (96)

Shaun Murphy (Eng) 10-5 Martin Gould (Eng)

5-72 (72), 44-57, 49-46, 79-7, 112-0 (112), 6-81 (64), 88-40, 88-1 (80), 7-72, 66-39, 102-0 (95), 103-18 (78), 1-58, 106-0 (106), 95-0 (95)

Barry Hawkins (Eng) 10-3 Jack Lisowski (Eng)

53-82 (82), 60-16, 69-61 (69), 63-2 (50), 1-106 (100), 97-0 (97), 107-1 (100), 77-0 (66), 26-49, 77-0 (68), 61-31, 75-36, 71-21