Mark J. Williams - Ronnie O'Sullivan (Welsh Open 2021)

Wales
England
 
1
6
 
73
79
1 - 0
36
 
 
1
1 - 1
115
102
 
0
1 - 2
77
77
 
27
1 - 3
75
54
 
27
1 - 4
61
 
 
40
1 - 5
65
 
 
30
1 - 6
70
69