De La Rosa Afonso, Sim
Current rating: 1466
Record: 2-4
| Grand Prix Bilbao 2005 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 402 | Mir, Pedro (1500) | Won 2-0 | +181518 |
| 2extended | 453 | Borba, Rodrigo (1611) | Lost 0-2 | -161502 |
| 3extended | 440 | Sanchis Merino, Alejandro (1501) | Lost 1-2 | -181484 |
| 4extended | 548 | Pozo Garcia, Adria (1482) | Won 2-1 | +181502 |
| 5extended | 498 | Ulloa, Arkaitz (1501) | Lost 0-2 | -181484 |
| 6extended | 494 | Bernal Exposito, Angel (1482) | Lost 0-2 | -181466 |
| average opponent: 1513record: 2-4 | new rating: 1466 | |||