Sia, Benjamin
Current rating: 1433
Record: 4-8
| Grand Prix Paris 2009 (ZEN limited) | starting rating: 1452 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 850 | Vacher, Hugo (1500) | Won 2-0 | +191471 |
| 2sealed | 630 | Terclaevers, Bram (1481) | Lost 1-2 | -181453 |
| 3sealed | 899 | Bertin, Pierre (1471) | Lost 1-2 | -181435 |
| 4sealed | 941 | Kelterbaum, Richard (1268) | Won 2-1 | +151450 |
| 5sealed | 896 | Galindo, David (1503) | Lost 1-2 | -171433 |
| average opponent: 1444record: 2-3 | new rating: 1433 | |||
| Grand Prix Hasselt 2006 (RAV limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 139 | Palijama, Maurice (1597) | Lost 0-2 | -161484 |
| 2sealed | 225 | Ceuppens, Bastiaan (1482) | Won 2-0 | +181502 |
| 3sealed | 125 | Santos, Guillermo (1577) | Won 2-1 | +191521 |
| 4sealed | 123 | Maes, Niels (1523) | Lost 0-2 | -181503 |
| 5sealed | 117 | Huitema, Sjors (1502) | Lost 1-2 | -181485 |
| 6sealed | 159 | Riquier, Stephane (1543) | Lost 0-2 | -171468 |
| 7sealed | 133 | Hainer, Helmut (1553) | Lost 1-2 | -161452 |
| average opponent: 1540record: 2-5 | new rating: 1452 | |||