Boller, Rolf
Current rating: 1472
Record: 3-5
| Grand Prix Zurich 2004 (Mirrodin block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 2 | Morger, Ivo (1500) | Won 2-0 | +181518 |
| 2block | 3 | Pache, Roland (1551) | Won 2-0 | +191537 |
| 3block | 60 | Gromko, Radoslaw (1667) | Lost 0-2 | -161521 |
| 4block | 127 | Jansen, Michi (1521) | Won 2-0 | +181539 |
| 5block | 41 | Perin, Lionel (1626) | Lost 0-2 | -161523 |
| 6block | 126 | Loeb, Davy (1715) | Lost 1-2 | -151508 |
| 7block | 168 | Dose, Ralf (1502) | Lost 0-2 | -181490 |
| 8block | 141 | Beusch, Marc (1480) | Lost 0-2 | -181472 |
| average opponent: 1570record: 3-5 | new rating: 1472 | |||