Guinn, Brett
Current rating: 1483
Record: 2-3-2
| Grand Prix Chicago 2014 (JOU standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 55 | Babbitt, Raymond (1479) | Draw 1-1 | 01500 |
| 2standard | 242 | Kailing, Michael (1556) | Lost 0-2 | -171483 |
| 3standard | 402 | Schwiemann, Bill (1482) | Won 2-1 | +181501 |
| 4standard | 315 | Prochaska, Anthony (1500) | Won 2-0 | +181519 |
| 5standard | 216 | Brown, Chris (1533) | Draw 0-0 | 01519 |
| 6standard | 287 | Wall, Matt (1517) | Lost 1-2 | -181501 |
| 7standard | 263 | Wilkes, Jesse (1497) | Lost 1-2 | -181483 |
| average opponent: 1509record: 2-3-2 | new rating: 1483 | |||