Siew, Wei Quan
Current rating: 1530
Record: 14-12
| Grand Prix Singapore 2003 (LGN limited) | starting rating: 1556 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 74 | Chong, Loy Francis (1500) | Won 2-0 | +171573 |
| 2sealed | 20 | Foo, Wen Han (1518) | Won 2-0 | +171590 |
| 3sealed | 26 | Tan, Joseph Boon Kiat (1536) | Lost 0-2 | -191571 |
| 4sealed | 52 | Zhong, Wei Wen (1486) | Lost 0-2 | -201551 |
| 5sealed | 88 | Yeo, Lee Chye (1500) | Won 2-0 | +171568 |
| 6sealed | 63 | yeo, leck koon (1520) | Lost 0-2 | -191549 |
| 7sealed | 70 | Chua, Han Beng David (1482) | Lost 0-2 | -191530 |
| top | average opponent: 1506record: 3-4 | new rating: 1530 | ||
| Grand Prix Singapore 2001 (Invasion block) | starting rating: 1502 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 79 | Lee, Cheng Ta (1500) | Lost 0-2 | -181484 |
| 2block | 98 | Lim, Jeffrey (1482) | Won 2-1 | +181502 |
| 3block | 74 | Tan, Raymond (1499) | Won 2-0 | +181520 |
| 4block | 69 | Pang, MiaoShen (1518) | Won 2-1 | +181538 |
| 5block | 25 | Gan, Jeff Chun Fung (1599) | Won 2-1 | +191557 |
| 6block | 37 | Eng, Sam Ching Seng (1504) | Won 2-1 | +171574 |
| 7block | 10 | Santudpanit, Vichan (1571) | Lost 0-2 | -181556 |
| top | average opponent: 1525record: 5-2 | new rating: 1556 | ||
| Grand Prix Singapore 2000 (extended) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 44 | Sia, Ching Hui (1500) | Lost 1-2 | -181464 |
| 2extended | 58 | Ritthirak, Sanmonchai (1482) | Won 2-0 | +191483 |
| 3extended | 51 | Tan, Choon Yan (1501) | Won 2-1 | +181501 |
| 4extended | 50 | Beduzzi, David (1556) | Lost 0-2 | -171484 |
| 5extended | 67 | Ng, Chiu Shyan Richie (1500) | Won 2-1 | +181502 |
| 6extended | 45 | Soo, Waiken (1454) | Lost 0-2 | -191483 |
| 7extended | 68 | Zhao, Long (1500) | Won 2-0 | +191502 |
| top | average opponent: 1499record: 4-3 | new rating: 1502 | ||
| Grand Prix Kuala Lumpur 2000 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 49 | Neo, Jonathan Anthony (1500) | Lost 0-0 | -181482 |
| 2extended | 105 | Pang, Hon Seng (1482) | Lost 0-0 | -181464 |
| 3extended | 132 | Choong, Cheng Wan (1464) | Won 0-0 | +181482 |
| 4extended | 95 | Yam, Yew Fai (1482) | Lost 0-0 | -181464 |
| 5extended | 106 | Mohamed, Khairul Anwar Bin (1464) | Won 0-0 | +181482 |
| top | average opponent: 1478record: 2-3 | new rating: 1482 | ||