Guerrero, Francisco De Borja
Current rating: 1535
Record: 5-3
| Grand Prix Seville 2003 (LGN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 47 | Viola, Alvaro (1447) | Won 2-0 | +171517 |
| 2sealed | 164 | Antunes, Joao (1518) | Lost 1-2 | -181499 |
| 3sealed | 229 | Briz, Eduardo (1500) | Lost 0-2 | -181481 |
| 4sealed | 292 | Salcedo, Vicky V (1431) | Won 2-0 | +171498 |
| 5sealed | 262 | Conejero, Vicente (1500) | Won 2-0 | +181516 |
| 6sealed | 106 | Magnusson, Mikael (1540) | Lost 0-2 | -171499 |
| 7sealed | 170 | Arenas, Arantxa (1495) | Won 2-1 | +181517 |
| 8sealed | 105 | Morata Sierra, Javier (1550) | Won 2-1 | +181535 |
| average opponent: 1498record: 5-3 | new rating: 1535 | |||