Borges, William
Current rating: 1484
Record: 5-6-1
| Grand Prix Sao Paulo 2019 (modern) | starting rating: 1499 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 316 | Babinski, Paulo Rodolpho (1491) | Lost 0-2 | -191480 |
| 2modern | 367 | Toledo Modesto De Souza, Andre (1483) | Draw 1-1 | +11481 |
| 3modern | 560 | Sales Junior, Joao Jorge (1403) | Won 2-1 | +161497 |
| 4modern | 415 | Goncalves Dos Santos, Rodrigo (1765) | Lost 0-2 | -131484 |
| average opponent: 1535record: 1-2-1 | new rating: 1484 | |||
| Grand Prix Sao Paulo 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 96 | Lima, Marcos (1463) | Lost 0-2 | -191481 |
| 2modern | 594 | Mary, Fabricio (1481) | Won 2-1 | +181499 |
| 3modern | 384 | Oliveira, Diogo 893 (1503) | Lost 0-2 | -181481 |
| 4modern | 452 | Baylao, Saulo Rafael (1481) | Lost 0-2 | -181463 |
| 5modern | 593 | De Lira Cavalcanti Filho, Jose Osmar Barboza (1463) | Won 2-0 | +181481 |
| 6modern | 465 | Marocci Santos, Tiago (1503) | Lost 0-2 | -171464 |
| 7modern | 403 | Gosser Rodrigues, Gustavo (1466) | Won 2-0 | +181482 |
| 8modern | 358 | Martelli, Otavio Augusto (1416) | Won 2-1 | +171499 |
| average opponent: 1472record: 4-4 | new rating: 1499 | |||