Ooi, Yu Sheng
Current rating: 1449
Record: 2-5
| Regional Championships Singapore 2023 Cycle 4 (pioneer) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 30 | Chu, Myles Edward (1500) | Lost 1-2 | -181482 |
| 2pioneer | 63 | Pariwono, Edward (1445) | Won 2-1 | +171499 |
| 3pioneer | 53 | Santorio, John Paolo (1491) | Won 2-1 | +181517 |
| 4pioneer | 22 | Tang, Nicholas (1660) | Lost 1-2 | -151502 |
| 5pioneer | 44 | Bolipata, Josh (1531) | Lost 0-2 | -181484 |
| 6pioneer | 52 | Tham, Yu Chou (1509) | Lost 1-2 | -171467 |
| 7pioneer | 51 | Lucena, Troy Vincent (1487) | Lost 0-2 | -181449 |
| average opponent: 1518record: 2-5 | new rating: 1449 | |||