Valdivieso, John
Current rating: 1427
Record: 2-6
| Grand Prix Chicago 2014 (JOU standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 34 | Fraley, Derek (1500) | Lost 1-2 | -181482 |
| 2standard | 278 | Gallenberg, Nicholas (1481) | Lost 0-2 | -181464 |
| 3standard | 406 | Massey, Jonathan (1462) | Lost 1-2 | -181446 |
| 4standard | 459 | Knight, Olin A (1446) | Won 2-0 | +181464 |
| 5standard | 390 | Niazi, Xander (1397) | Lost 0-0 | -191445 |
| 6standard | 363 | Brand, Christopher (1446) | Lost 1-2 | -181427 |
| 7standard | 286 | Lodarek, Drew (1429) | Lost 0-2 | -181409 |
| 8standard | 224 | Franco, Edwin (1410) | Won 2-0 | +181427 |
| average opponent: 1446record: 2-6 | new rating: 1427 | |||