Tonietto, Tiago
Current rating: 1484
Record: 1-2
| Grand Prix Porto Alegre 2004 (COK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 7 | Braga, Francisco (1500) | Won 2-1 | +181518 |
| 2sealed | 36 | Monteiro, Marcio (1617) | Lost 1-2 | -161502 |
| 3sealed | 100 | Estefanski, Allysson (1500) | Lost 0-2 | -181484 |
| average opponent: 1539record: 1-2 | new rating: 1484 | |||