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| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. L Valdes vs B Gonzalez |
| 1-0 | 59 |
2001 |
ch-CRC | A39 English, Symmetrical, Main line with d4 |
| 2. L Valdes vs E Trejos |
| 1-0 | 13 |
2001 |
ch-CRC | A37 English, Symmetrical |
| 3. L Valdes vs F Rubio Doblas |
| 0-1 | 52 |
2001 |
IV Open | A37 English, Symmetrical |
| 4. L Valdes vs C Granados |
| ½-½ | 51 |
2001 |
ch-CRC | A30 English, Symmetrical |
| 5. L Valdes vs S Minero Pineda |
| ½-½ | 83 |
2001 |
ch-CRC | A30 English, Symmetrical |
| 6. L Valdes vs Wang Yue |
| 0-1 | 55 |
2003 |
XXVIII | A37 English, Symmetrical |
| 7. L Valdes vs S Minero Pineda |
| ½-½ | 44 |
2005 |
LXVIII ch-CRC | A38 English, Symmetrical |
| 8. L Valdes vs P Trujillo Villegas |
| ½-½ | 39 |
2007 |
Zonal 2.3 Santo Domingo | A38 English, Symmetrical |
| 9. L Valdes vs W Lorenzana |
| 1-0 | 58 |
2008 |
2008 Olympiad | A38 English, Symmetrical |
|