Borgonovi, William
Current rating: 1446
Record: 1-4
| Grand Prix Porto Alegre 2017 (AER standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 141 | Correa Santiago, Joao Eduardo (1467) | Lost 0-2 | -191481 |
| 2standard | 180 | Rodrigues, Luis [BRA] (1482) | Lost 1-2 | -181463 |
| 3standard | 260 | Rodrigues, Nelson (1478) | Lost 0-2 | -171446 |
| 4standard | 268 | Da Silva Fraga, Fabio (1445) | Won 2-1 | +181464 |
| 5standard | 254 | De Sa Bielenki, William (1508) | Lost 1-2 | -181446 |
| average opponent: 1476record: 1-4 | new rating: 1446 | |||