Sonka, Daniel L
Current rating: 1444
Record: 2-5
| Grand Prix Denver 2008 (Lorwyn block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 7 | Resendez, Festus (1467) | Won 2-0 | +171517 |
| 2block | 20 | Jaramillo, Seth (1494) | Lost 0-2 | -181499 |
| 3block | 156 | Kiriaze, Nicholas (1501) | Lost 0-2 | -181481 |
| 4block | 263 | lopez, damion (1481) | Lost 0-2 | -181463 |
| 5block | 248 | Filizola, Justin (1464) | Won 2-1 | +181481 |
| 6block | 220 | Walters, Les (1446) | Lost 0-2 | -191462 |
| 7block | 192 | Gearhart, Vincent (1426) | Lost 0-2 | -181444 |
| average opponent: 1468record: 2-5 | new rating: 1444 | |||