Lapine, John
Current rating: 1518
Record: 5-4
| Grand Prix Chicago 2012 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 104 | Moran, Nick (1506) | Lost 1-2 | -181482 |
| 2modern | 298 | Carstens, Ryan (1483) | Lost 0-2 | -181464 |
| 3modern | 471 | Brztowski, Bobby (1464) | Won 2-1 | +181482 |
| 4modern | 482 | Huffman, Scott (1483) | Won 2-0 | +181500 |
| 5modern | 325 | Tokarsky, Adam (1467) | Lost 0-2 | -181482 |
| 6modern | 414 | Murphy, Lorcan E (1481) | Won 2-0 | +181500 |
| 7modern | 285 | Bush, Jeremy (1485) | Won 2-0 | +171517 |
| 8modern | 236 | LUCAS, ANDREW I (1523) | Lost 1-2 | -181499 |
| 9modern | 207 | Gibas, Dan (1507) | Won 2-0 | +191518 |
| average opponent: 1489record: 5-4 | new rating: 1518 | |||