Oh Yan Ta, Willis
Current rating: 1518
Record: 5-4
| Grand Prix Singapore 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 327 | Low, Adam (1438) | Lost 0-2 | -191481 |
| 2modern | 257 | Mogul, Angelo Paulo (1454) | Won 2-0 | +171498 |
| 3modern | 399 | Wong Tian Shun, Sky (1500) | Lost 0-2 | -181480 |
| 4modern | 466 | Chinnakam, Napassawat (1506) | Lost 0-2 | -171463 |
| 5modern | 484 | WEI BIN, LIM (1446) | Won 2-1 | +181481 |
| 6modern | 427 | Leung, Kiu Fung Nichol (1482) | Won 2-1 | +181499 |
| 7modern | 268 | Tan, Kok Wei (1457) | Won 2-0 | +171516 |
| 8modern | 217 | Leow, Ming Yi (1602) | Lost 1-2 | -171499 |
| 9modern | 248 | Ashraf bin Md Kamal, M (1505) | Won 2-0 | +191518 |
| average opponent: 1488record: 5-4 | new rating: 1518 | |||