De Lira Cavalcanti Filho, Jose Osmar Barboza
Current rating: 1445
Record: 1-4
| Grand Prix Sao Paulo 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 191 | Gomes Junior, Samuel (1500) | Lost 0-2 | -181482 |
| 2modern | 587 | Souza, Natanael (1502) | Lost 0-2 | -181464 |
| 3modern | 662 | Reyes Moreno, Pietro (1397) | Lost 0-2 | -191445 |
| 4modern | 667 | Prieto, Leonel (1415) | Won 2-0 | +181463 |
| 5modern | 593 | Borges, William (1463) | Lost 0-2 | -181445 |
| average opponent: 1456record: 1-4 | new rating: 1445 | |||