Silva, Natanael
Current rating: 1483
Record: 2-3
| Grand Prix Lisbon 2005 (BOK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 104 | de Wilde, Alexander (1498) | Won 2-0 | +181518 |
| 2sealed | 6 | Coelho, Joao (1602) | Lost 1-2 | -161502 |
| 3sealed | 204 | Vasconcelos Gomes, Joao (1500) | Lost 1-2 | -191483 |
| 4sealed | 181 | Guerra, Agustin (1433) | Won 2-0 | +181501 |
| 5sealed | 188 | Santos, Ricardo 5879 (1499) | Lost 1-2 | -181483 |
| average opponent: 1506record: 2-3 | new rating: 1483 | |||