Biggers, Ehren R
Current rating: 1485
Record: 4-5
| Grand Prix Chicago 2012 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 51 | Compton, Brook (1500) | Won 2-0 | +181518 |
| 2modern | 5 | Luu, Anthony (1559) | Lost 0-2 | -171501 |
| 3modern | 377 | Ward, Michael (1534) | Lost 1-2 | -181483 |
| 4modern | 448 | Ruth, Jonathan (1483) | Lost 1-2 | -181465 |
| 5modern | 450 | Reginbald, Brendan (1455) | Lost 1-2 | -181447 |
| 6modern | 429 | Canright, Dexter (1445) | Won 2-0 | +181465 |
| 7modern | 359 | Murphy, Lorcan E (1463) | Won 2-1 | +181483 |
| 8modern | 287 | Dupal, Stephen (1554) | Won 2-1 | +191502 |
| 9modern | 191 | Baker, James M (1530) | Lost 0-2 | -171485 |
| average opponent: 1503record: 4-5 | new rating: 1485 | |||