Martinez, Oscar
Current rating: 1427
Record: 4-8
| Grand Prix Madrid 2008 (EVE limited) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 96 | Pina, Nilton (1419) | Lost 0-2 | -191444 |
| 2sealed | 270 | Baldueza, Luis Alberto (1482) | Lost 0-2 | -171427 |
| 3sealed | 319 | Alvarez, David [ESP] (1411) | Won 2-0 | +181445 |
| 4sealed | 245 | Silva, Carlos [PRT] (1499) | Lost 0-2 | -181427 |
| average opponent: 1453record: 1-3 | new rating: 1427 | |||
| Grand Prix Barcelona 2002 (TOR limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 207 | Batista Prieto, Alexandre (1500) | Won 2-0 | +181518 |
| 2sealed | 60 | Escribano, Fernando (1516) | Lost 1-2 | -181500 |
| 3sealed | 164 | Mas, Arkaitz (1465) | Lost 1-2 | -191481 |
| 4sealed | 227 | Folgado, Miguel Jr. (1482) | Lost 1-2 | -181463 |
| 5sealed | 254 | Baigorri, Pedro (1467) | Lost 1-2 | -181445 |
| 6sealed | 256 | Calvente, Aitor (1463) | Lost 0-2 | -171428 |
| 7sealed | 232 | Lara, Jesus Alfaro (1426) | Won 2-1 | +181446 |
| 8sealed | 182 | Folgado, Virginia (1402) | Won 0-0 | +171463 |
| average opponent: 1465record: 3-5 | new rating: 1463 | |||