Three-time world champion Mark Williams turned the sixth seeded participant to be eradicated within the 2024 occasion as he misplaced 10-9 in a deciding body in opposition to China’s Si Jiahui.
Welshman Williams, the 49-year-old fifth seed, led 5-4 in his first-round match in opposition to Si after Monday’s first session.
Nevertheless, final yr’s semi-finalist received 4 frames in a row to maneuver 8-5 forward, earlier than Williams pulled two frames again.
Si took the subsequent to go 9-7 in entrance and had a wonderful probability to seal the victory earlier than lacking a pink when 39-14 forward to present Williams hope.
The 2000, 2003 and 2018 champion took it to 9-9, however left a crimson on into the center and Si made a match-winning break of 77.
It has been a match of shocks and Williams joins high seed Luca Brecel, fifth seed Mark Selby, ninth seed Ali Carter, tenth seed Gary Wilson and eleventh seed Zhang Anda in making an early exit.
Si will face one other Welsh participant within the final 16 when he meets world quantity 44 Jak Jones, after he defeated China’s Zhang on Sunday.
Robert Milkins, the sixteenth seed, virtually turned one other seed to lose, however recovered from 24-0 down within the deciding body to scrape by way of 10-9 in opposition to China’s Pang Junxu in a match that completed at 23:05 BST.
Milkins had misplaced the primary three frames of the match and was additionally 9-8 behind however held his nerve to win the final two to arrange a gathering with David Gilbert, who beat 2023 champion Luca Brecel on Saturday.
“I can not imagine I bought by way of,” stated Milkins. “I simply did not play nice and I used to be fortunate that Pang did not play properly. I had truly performed OK, however even after I was 6-5 up I bought down on myself.
“I am like a dodgy horse, he hits the entrance and would not need to get on with it. The final two frames I performed OK and after I went 9-8 behind that was the one time I relaxed.”