Oliveira, Carlos Eduardo
Current rating: 1482
Record: 2-3
| Grand Prix Porto Alegre 2004 (COK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 86 | Soares Puccinelli, Leon (1500) | Lost 1-2 | -181482 |
| 2sealed | 121 | Chemale, Yuri (1482) | Lost 1-2 | -181464 |
| 3sealed | 146 | Luft, Rafael (1464) | Won 2-0 | +181482 |
| 4sealed | 128 | Goncalves Quadros, Dubes (1482) | Lost 1-2 | -181464 |
| 5sealed | 151 | Higor, Leonardo (1463) | Won 2-0 | +181482 |
| average opponent: 1478record: 2-3 | new rating: 1482 | |||