Pignatelli, Spenser
Current rating: 1564
Record: 6-3
| Grand Prix Chicago 2014 (JOU standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 508 | Letzter, Ryan (1500) | Lost 0-2 | -181482 |
| 2standard | 863 | Day, Joseph F (1499) | Won 2-0 | +181500 |
| 3standard | 722 | Vaessen, Matthew (1501) | Won 2-1 | +181518 |
| 4standard | 752 | Anderson, Todd (1999) | Won 2-1 | +261544 |
| 5standard | 630 | Barbeau, Jeremy (1777) | Won 2-1 | +231567 |
| 6standard | 471 | Nguyen, Vinh (1521) | Lost 0-2 | -191548 |
| 7standard | 667 | Combs, Richard (1527) | Lost 0-2 | -191529 |
| 8standard | 647 | Webber, Charles (1446) | Won 2-1 | +171546 |
| 9standard | 617 | Ohlendorf, Josh (1527) | Won 2-1 | +181564 |
| average opponent: 1588record: 6-3 | new rating: 1564 | |||