Marroquin Ponce de Leon, Ado
Current rating: 1485
Record: 2-3
| Grand Prix Seville 2003 (LGN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 207 | Ramos Rentero, Luis Miguel (1500) | Lost 1-2 | -181482 |
| 2sealed | 259 | Trabado Garcia, Gonzalo (1482) | Won 2-0 | +181500 |
| 3sealed | 230 | Castro, Ruben (1500) | Won 2-1 | +181518 |
| 4sealed | 117 | Arbide, Inaki (1481) | Lost 0-2 | -191499 |
| 5sealed | 263 | Aguado, Saul (1715) | Lost 0-2 | -141485 |
| average opponent: 1536record: 2-3 | new rating: 1485 | |||