Souza, Matheus
Current rating: 1537
Record: 4-2-1
| Grand Prix Porto Alegre 2004 (COK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 27 | Schuh, Daniel (1500) | Draw 1-1 | 01500 |
| 2sealed | 88 | Strona, Rafael (1499) | Won 2-0 | +181518 |
| 3sealed | 57 | Martinez, Martin (1517) | Won 2-0 | +181536 |
| 4sealed | 40 | Schmidt Junior, Otto (1543) | Won 2-0 | +181554 |
| 5sealed | 19 | Soares Tannus, Adriano (1557) | Lost 0-2 | -181536 |
| 6sealed | 43 | Franco, Andre (1585) | Won 2-0 | +191555 |
| 7sealed | 25 | Moreine Thejano, Guilherne (1553) | Lost 0-2 | -181537 |
| average opponent: 1536record: 4-2-1 | new rating: 1537 | |||