| page 1 of 1; 9 games |
 |
 |
| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. R Prasca Sosa vs D Barria |
| 1-0 | 102 | 2006 | Iberoamericano sf 4 | B43 Sicilian, Kan, 5.Nc3 |
| 2. R Prasca Sosa vs A Zapata |
| ½-½ | 39 | 2007 | Cali Continental Open | B43 Sicilian, Kan, 5.Nc3 |
| 3. R Prasca Sosa vs R Felgaer |
| 0-1 | 44 | 2007 | Cali Continental Open | B43 Sicilian, Kan, 5.Nc3 |
| 4. R Prasca Sosa vs V Meijers |
| 0-1 | 30 | 2008 | Dresden Olympiad | B43 Sicilian, Kan, 5.Nc3 |
| 5. R Prasca Sosa vs L Arias |
| ½-½ | 33 | 2009 | Torneo Zonal FIDE 2.3 Masculino | B43 Sicilian, Kan, 5.Nc3 |
| 6. R Prasca Sosa vs D Flores |
| ½-½ | 35 | 2009 | 8th Pan American Team Championship | B43 Sicilian, Kan, 5.Nc3 |
| 7. R Prasca Sosa vs B Macias Murillo |
| ½-½ | 29 | 2012 | IV ch-IberoAmerican GpA | B43 Sicilian, Kan, 5.Nc3 |
| 8. R Prasca Sosa vs A Alvarez Pedraza |
| ½-½ | 42 | 2012 | 5th Douglas Martinez | B43 Sicilian, Kan, 5.Nc3 |
| 9. R Prasca Sosa vs I R Ortiz Suarez |
| 0-1 | 54 | 2013 | American Continental 9th | B43 Sicilian, Kan, 5.Nc3 |
|
Kibitzing
