Bortott, Silvia
Current rating: 1473
| Grand Prix Zurich 2004 (Mirrodin block) | starting rating: 1466 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 166 | Bonnotte, Julien (1572) | Won 2-1 | +201486 |
| 2block | 112 | Wegenost, Jonathan (1500) | Lost 1-2 | -181468 |
| 3block | 202 | Thorens, Lucas (1521) | Won 2-1 | +191487 |
| 4block | 183 | Sutor, Emanuel (1601) | Lost 1-2 | -161471 |
| 5block | 215 | Neidhart, Stephan (1499) | Won 2-0 | +191490 |
| 6block | 111 | Boistard, Nicolas (1517) | Lost 0-2 | -181472 |
| 7block | 153 | Straetemans, Matthias (1556) | Won 2-1 | +201492 |
| 8block | 96 | Klaue, Alexander (1467) | Lost 0-2 | -191473 |
| top | average opponent: 1529record: 4-4 | new rating: 1473 | ||
| Grand Prix Genoa 2003 (Onslaught block) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 23 | Cesati, Alberto (1500) | Won 2-1 | +191500 |
| 2block | 92 | Natale, Tommaso (1630) | Lost 0-2 | -161484 |
| 3block | 117 | Candini, Stefano (1500) | Won 2-0 | +181502 |
| 4block | 100 | Graefling, Beat (1537) | Lost 0-1 | -171485 |
| 5block | 149 | Benedetti, Simone (1421) | Lost 1-2 | -191466 |
| top | average opponent: 1518record: 2-3 | new rating: 1466 | ||
| Grand Prix Vienna 2001 (ODY limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 19 | Svoboda, Cenek (1525) | Lost 1-2 | -181482 |
| 2sealed | 223 | Sturzenegger, David (1484) | Lost 0-2 | -181464 |
| 3sealed | 285 | Janda, Pavel (1465) | Won 2-1 | +181482 |
| 4sealed | 252 | Olczak, Dariusz (1483) | Draw 1-1 | 01482 |
| 5sealed | 228 | Valyi Nagy, Gabor (1483) | Won 2-1 | +191501 |
| 6sealed | 162 | Lorenz, Thomas (1434) | Lost 0-2 | -201481 |
| top | average opponent: 1479record: 2-3-1 | new rating: 1481 | ||