Guerra, Guilherme
Current rating: 1484
Record: 2-3
| Grand Prix Sao Paulo 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 45 | Cherete, Ilton (1556) | Won 2-0 | +191519 |
| 2modern | 184 | Souza, Vinicius (1482) | Lost 1-2 | -191500 |
| 3modern | 360 | Da Costa Santin, Giovanni (1500) | Lost 0-2 | -181482 |
| 4modern | 539 | Fernandes Silva, Dalmisson (1482) | Won 2-1 | +181500 |
| 5modern | 471 | Martins De Rezende, Aloyr (1566) | Lost 0-2 | -161484 |
| average opponent: 1517record: 2-3 | new rating: 1484 | |||