Maier Bestetti, Rodrico
Current rating: 1447
Record: 2-5
| Grand Prix Porto Alegre 2004 (COK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 15 | Bezzegh, Tomas (1554) | Lost 0-2 | -171483 |
| 2sealed | 134 | Manzoni, Pedro (1482) | Lost 1-2 | -181465 |
| 3sealed | 148 | Nomes, Carlos Eduardo (1464) | Lost 0-2 | -181447 |
| 4sealed | 160 | Fagundes Weisheimer, Renan (1446) | Lost 0-2 | -181429 |
| 5sealed | 155 | Fernando Moares Fernandes, F (1428) | Won 2-0 | +181447 |
| 6sealed | 131 | Costa Dos Santos, Igor (1445) | Won 2-0 | +181465 |
| 7sealed | 108 | Rosa Dos Reis, Luis Henrique (1463) | Lost 0-2 | -181447 |
| average opponent: 1469record: 2-5 | new rating: 1447 | |||