[
Information
| Pairings & results
| Crosstable
| 1st
| 2nd
| 3rd
| 4th
| 5th
| 6th
| 7th
| 8th
| 9th
| Openings
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]
Round 4
8 August 2023
| Baburin (2½) |
½-½ |
Venkatesan (3) |
| Flynn (2½) |
½-½ |
O'Donnell (2½) |
| Daly (2) |
½-½ |
O'Connor (2½) |
| Keenan (2) |
1-0 |
Nemeth (2) |
| Haque (2) |
1-0 |
Kennedy (2) |
| Collins (2) |
1-0 |
Keogh (2) |
| O'Connell (1½) |
0-1 |
Liu (2) |
| Ivanov (1½) |
0-1 |
Melaugh (1½) |
| Carroll (1½) |
1-0 |
MacElligott (1½) |
| Sheahan (1½) |
0-1 |
O'Cuilleanain (1½) |
| Murchadha (1) |
0-1 |
Putar, Leon (1) |
| Putar, Lara (1) |
1-0 |
Lyons (1) |
| Nolan, C. (1) |
½-½ |
Renji (1) |
| Fox (½) |
½-½ |
Crowley (1) |
| Nolan, D. (½) |
½-½ |
Brozynski (½) |
| Duffy (0) |
0-1 |
Healy (0) |
Scores after round 4
| Venkatesan | 3½ |
| Baburin | 3 |
| Collins | 3 |
| Flynn | 3 |
| Haque | 3 |
| Keenan | 3 |
| Liu | 3 |
| O'Connor | 3 |
| O'Donnell | 3 |
| Carroll | 2½ |
| Daly | 2½ |
| Melaugh | 2½ |
| O'Cuilleanain | 2½ |
| Kennedy | 2 |
| Keogh | 2 |
| Nemeth | 2 |
| Putar, Lara | 2 |
| Putar, Leon | 2 |
| Crowley | 1½ |
| Ivanov | 1½ |
| MacElligott | 1½ |
| Nolan, C. | 1½ |
| O'Connell | 1½ |
| Renji | 1½ |
| Sheahan | 1½ |
| Brozynski | 1 |
| Fox | 1 |
| Healy | 1 |
| Lyons | 1 |
| Murchadha | 1 |
| Nolan, D. | 1 |
| Duffy | 0 |