Martinez, Martin
Current rating: 1517
Record: 3-2-2
| Grand Prix Porto Alegre 2004 (COK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 93 | Stein, Kassio (1500) | Draw 1-1 | 01500 |
| 2sealed | 91 | Ribeiro Rolim, Paulo (1447) | Won 2-0 | +171517 |
| 3sealed | 57 | Souza, Matheus (1518) | Lost 0-2 | -181499 |
| 4sealed | 107 | Rodriguez, Camilo (1500) | Won 2-0 | +181517 |
| 5sealed | 72 | Rangon, Carlos (1517) | Won 2-1 | +181535 |
| 6sealed | 44 | Horta, Luiza (1520) | Draw 1-1 | 01535 |
| 7sealed | 66 | Franco, Andre (1567) | Lost 1-2 | -181517 |
| average opponent: 1510record: 3-2-2 | new rating: 1517 | |||