Borek, Chris
Current rating: 1503
Record: 3-3
| Grand Prix Detroit 2003 (Onslaught block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2block | 42 | Monast, David (1518) | Lost 1-2 | -181482 |
| 3block | 168 | Jahn, Peter (1511) | Won 2-0 | +191501 |
| 4block | 98 | Holdren, Christopher (1518) | Won 2-1 | +181519 |
| 5block | 57 | Hamilton, Michael 2 (1534) | Lost 0-2 | -181501 |
| 6block | 101 | McGregor, Duncan (1544) | Won 2-0 | +191520 |
| 7block | 79 | Schneider, Eric (1562) | Lost 0-2 | -171503 |
| average opponent: 1531record: 3-3 | new rating: 1503 | |||