Chezem, Will J
Current rating: 1484
Record: 4-5
| Grand Prix Portland 2013 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 307 | Patterson, Brian (1551) | Lost 0-2 | -171483 |
| 2modern | 291 | Heidrick, Kevin (1483) | Won 2-0 | +181501 |
| 3modern | 271 | Hurley, Niki (1497) | Lost 1-2 | -181483 |
| 4modern | 376 | Kolesnikov, Denis (1489) | Lost 0-2 | -181465 |
| 5modern | 411 | Wagoner, John (1465) | Won 2-0 | +181483 |
| 6modern | 315 | Murray, Zachary (1479) | Won 2-0 | +181501 |
| 7modern | 270 | Peng, Jianjia (1510) | Lost 0-2 | -181483 |
| 8modern | 222 | Fondren, Roger (1464) | Won 2-0 | +181501 |
| 9modern | 173 | Sanson, Albert (1584) | Lost 0-2 | -171484 |
| average opponent: 1503record: 4-5 | new rating: 1484 | |||