Cucolo Cortez Sanches, Guilherme
Current rating: 1467
Record: 2-4
| Grand Prix Sao Paulo 2019 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 389 | Junqueira Paiva Vieira, Marcos (1500) | Lost 1-2 | -181482 |
| 2modern | 569 | Camelo, Rubem Samuel Ribeiro (1636) | Lost 1-2 | -151467 |
| 3modern | 619 | Cabanas, Justo (1464) | Won 2-1 | +181485 |
| 4modern | 431 | Brazzarola, Joao Paulo (1466) | Won 2-1 | +171502 |
| 5modern | 489 | Pettersen Forattini, Matheus (1562) | Lost 1-2 | -171485 |
| 6modern | 415 | Granville Pelisson Mardegan, Iuri (1482) | Lost 0-2 | -181467 |
| average opponent: 1518record: 2-4 | new rating: 1467 | |||