Kozlowgke, Jack
Current rating: 1447
Record: 1-4
| Grand Prix Montreal 2007 (Time Spiral block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 46 | Roberge, Pierre (1500) | Won 2-0 | +181518 |
| 2block | 122 | Woodley, Ian (1484) | Lost 0-2 | -191499 |
| 3block | 222 | Cormier, Francis (1581) | Lost 0-2 | -161483 |
| 4block | 275 | Bourgault, Jesse O (1465) | Lost 0-2 | -181465 |
| 5block | 289 | Miller, Bernie (1465) | Lost 0-2 | -181447 |
| average opponent: 1499record: 1-4 | new rating: 1447 | |||