Mendez, Sergio [ESP]
Current rating: 1547
Record: 9-8
| Grand Prix Lisbon 2005 (BOK limited) | starting rating: 1564 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 79 | Camara, Aristides (1562) | Won 2-1 | +181582 |
| 3sealed | 63 | Eiro, David (1538) | Won 2-1 | +171599 |
| 4sealed | 36 | Carvalho, Marcio (1770) | Lost 0-2 | -151584 |
| 5sealed | 93 | Fernandez, Antonio (1570) | Lost 1-2 | -181566 |
| 6sealed | 107 | Fonseca, Tiago (1518) | Lost 1-2 | -191547 |
| average opponent: 1592record: 2-3 | new rating: 1547 | |||
| Grand Prix Paris 2004 (COK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 51 | Vizzari, Simone (1490) | Won 2-1 | +181518 |
| 5sealed | 39 | Daboux, Adrien (1557) | Won 2-0 | +191537 |
| 6sealed | 11 | Thevenon, Sandy (1667) | Lost 1-2 | -161521 |
| 7sealed | 25 | Seguin, Frederick (1560) | Won 2-1 | +191540 |
| 8sealed | 29 | van den Brink, Peter (1602) | Won 2-0 | +191559 |
| 9sealed | 9 | Zink, Daniel (1960) | Won 2-1 | +251584 |
| 10rochester | 40 | Courtois, Frederic (1777) | Won 0-0 | +211605 |
| 11rochester | 36 | Perez, Bastien (1901) | Lost 0-0 | -131592 |
| 12rochester | 52 | Skalevik, Tore (1759) | Won 0-0 | +211613 |
| 13rochester | 21 | Floch, Ivan (1662) | Lost 1-2 | -171596 |
| 14rochester | 13 | Seguin, Frederick (1625) | Lost 1-2 | -171579 |
| 15rochester | 28 | Courtois, Frederic (1751) | Lost 1-2 | -151564 |
| average opponent: 1692record: 7-5 | new rating: 1564 | |||