Sa, Joao
Current rating: 1447
Record: 1-4-1
| Grand Prix Warsaw 2017 (XLN standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 19 | Rozynek, Pawel (1485) | Draw 1-1 | 01500 |
| 2standard | 305 | Woskresinski, Bartlomiej (1640) | Won 2-1 | +201520 |
| 3standard | 324 | Szwebs, Michal (1727) | Lost 1-2 | -141506 |
| 4standard | 436 | Jasarevic, Adin (1442) | Lost 0-2 | -191487 |
| 5standard | 500 | Tascu, George (1328) | Lost 0-2 | -211466 |
| 6standard | 522 | Lipko, Irek (1419) | Lost 0-2 | -191447 |
| average opponent: 1507record: 1-4-1 | new rating: 1447 | |||