Da Silva Carvalho, Jean Paul
Current rating: 1481
Record: 3-4
| Grand Prix Porto Alegre 2004 (COK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 94 | Winnik Filho, Sergio (1500) | Lost 0-2 | -181482 |
| 2sealed | 130 | Fernando Moares Fernandes, F (1481) | Won 2-1 | +181500 |
| 3sealed | 73 | Conceicao Doile, Leonardo (1500) | Lost 0-2 | -181482 |
| 4sealed | 125 | Nomes, Carlos Eduardo (1482) | Won 2-0 | +181500 |
| 5sealed | 103 | Soares, Ubiratan Francamar (1498) | Lost 0-2 | -181482 |
| 6sealed | 116 | Barakat, Gihad (1482) | Won 2-1 | +181500 |
| 7sealed | 77 | Camara, Marcio (1464) | Lost 0-2 | -191481 |
| average opponent: 1487record: 3-4 | new rating: 1481 | |||