Oliveira Vieira Basili, Samuel
Current rating: 1466
Record: 5-7
| Grand Prix Sao Paulo 2012 (M13 limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 137 | De Campos Correa De Moraes, Cesar Henrique (1500) | Lost 0-2 | -181464 |
| 2sealed | 256 | Sologuren, David (1446) | Lost 1-2 | -181446 |
| 3sealed | 284 | Giovanni, Lucas (1464) | Won 2-0 | +181464 |
| 4sealed | 227 | Soares Silva, Ricardo (1482) | Won 2-1 | +191483 |
| 5sealed | 215 | de Paula, Leonardo (1498) | Won 2-1 | +181501 |
| 6sealed | 190 | Silva, Igor Magno (1536) | Lost 0-2 | -171484 |
| 7sealed | 150 | Jesus, Leonardo (1501) | Lost 0-2 | -181466 |
| average opponent: 1490record: 3-4 | new rating: 1466 | |||
| Grand Prix Sao Paulo 2009 (ARB standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 172 | Benincasa, Carlos Eduardo (1500) | Won 2-0 | +181518 |
| 2standard | 111 | Mario Manzieri, (1518) | Won 2-1 | +181536 |
| 3standard | 74 | Joao Marcos Aquino, (1500) | Lost 0-2 | -191517 |
| 4standard | 138 | Yuri Santana, (1518) | Lost 0-2 | -181499 |
| 5standard | 193 | Aparicio, Ramiro (1534) | Lost 0-2 | -171482 |
| average opponent: 1514record: 2-3 | new rating: 1482 | |||