Bonness, William
Current rating: 1465
Record: 2-4
| Grand Prix Pittsburgh 2017 (AER standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 290 | McIlwaine, Patrick (1433) | Lost 0-2 | -191481 |
| 2standard | 361 | Beach, LeMark (1484) | Won 2-1 | +181499 |
| 3standard | 535 | Lassen, Nicholas (1579) | Lost 1-2 | -171482 |
| 4standard | 486 | Holmes, Evan (1534) | Lost 0-2 | -171465 |
| 5standard | 569 | Belli, Adam (1394) | Won 2-1 | +171482 |
| 6standard | 526 | Santohir, Daniel (1522) | Lost 0-2 | -171465 |
| average opponent: 1491record: 2-4 | new rating: 1465 | |||