Fourth day of the World Grand Prix 2021

1/8 finals:

Ronnie O'Sullivan (4-1) Hossein Vafaei
26-77, 61-13, 59-15, 110(107)-11, 81(81)-0

Jimmy Robertson (4-3) Luca Brecel
16-82, 89(69)-6, 2-(69)97, 82(82)-0, 49-(56)63, 76-29, 89(64)-8

Jack Lisowski (3-4) Stephen Maguire
65-47, 4-(53)74, 134(128)-0, 77-39, 47-(54)62, 7-(57)87, 8-(77)78

Stuart Bingham (4-3) Allister Carter
72-1, 0-(90)90, 76(53)-17, 0-(93)93, 60(60)-62, 54-19, 74-5

Quarterfinal:

Mark Selby (5-2) Tom Ford
37-(86)86, 63(58)-13, 74(74)-0, 104(104)-13, 64(55)-69, 88(52)-38, 93(93)-0

Yan Bingtao (4-5) Neil Robertson
124(54,69)-1, 0-(72)81, 6-(117)124, 72(59)-24, 35-(66)91, 87(87)-0, 68-7, 24-59, 60-(59)70

All results, the tournament table and statistics World Grand Prix 2021 available here.