Tan, Kah Beng
Current rating: 1432
Record: 1-5
| Grand Prix Singapore 2005 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 62 | Chong, David Tian Wei (1500) | Won 2-0 | +181518 |
| 2extended | 13 | Wong, Nicholas Jonathan (1666) | Lost 1-2 | -151503 |
| 3extended | 83 | Lim, Ernest (1602) | Lost 0-2 | -171486 |
| 4extended | 143 | Wong, Alex Pu Siong (1445) | Lost 1-2 | -181468 |
| 5extended | 162 | Wu, JunYu (1465) | Lost 1-2 | -181450 |
| 6extended | 164 | Tse, Desmond (1449) | Lost 0-2 | -181432 |
| average opponent: 1521record: 1-5 | new rating: 1432 | |||