Preus, Mat
Current rating: 1497
Record: 2-2
| Grand Prix Seattle 2005 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 12 | Lundquist, Keith (1500) | Won 1-0 | +181518 |
| 2extended | 139 | Nemati, Kathy (1452) | Lost 1-2 | -191499 |
| 3extended | 148 | Richter, Martin (1464) | Won 2-0 | +171516 |
| 4extended | 147 | Moore, Hugh (1464) | Lost 0-2 | -191497 |
| average opponent: 1470record: 2-2 | new rating: 1497 | |||