Game |
| Result | Moves |
Year | Event/Locale | Opening |
101. R Prasca Sosa vs L Bruzon Batista |
| ½-½ | 30 | 2009 | 8th Pan American Team Championship | B81 Sicilian, Scheveningen, Keres Attack |
102. R Prasca Sosa vs D Flores |
| ½-½ | 35 | 2009 | 8th Pan American Team Championship | B43 Sicilian, Kan, 5.Nc3 |
103. G Vescovi vs R Prasca Sosa |
| ½-½ | 62 | 2009 | 8th Pan American Team Championship | D15 Queen's Gambit Declined Slav |
104. R Prasca Sosa vs S Barrientos Chavarriaga |
| 1-0 | 76 | 2009 | 8th Pan American Team Championship | B58 Sicilian |
105. J M Dominguez vs R Prasca Sosa |
| ½-½ | 15 | 2009 | 8th Pan American Team Championship | D02 Queen's Pawn Game |
106. J E Ostos vs R Prasca Sosa |
| ½-½ | 13 | 2010 | 46th Capablanca Memorial Open A | C10 French |
107. I Nikolayev vs R Prasca Sosa |
| ½-½ | 59 | 2011 | 133rd New York State Championship | C01 French, Exchange |
108. R Prasca Sosa vs A Alvarez Pedraza |
| 0-1 | 38 | 2011 | Panama Open | B12 Caro-Kann Defense |
109. M Jaen vs R Prasca Sosa |
| 0-1 | 46 | 2011 | Panama Open | B83 Sicilian |
110. R Prasca Sosa vs H Contreras |
| 1-0 | 62 | 2011 | Panama Open | C07 French, Tarrasch |
111. W Arencibia Rodriguez vs R Prasca Sosa |
| ½-½ | 55 | 2011 | Panama Open | D11 Queen's Gambit Declined Slav |
112. R Prasca Sosa vs A Ramirez Alvarez |
| ½-½ | 28 | 2011 | Panama Open | C17 French, Winawer, Advance |
113. S Barrientos Chavarriaga vs R Prasca Sosa |
| 1-0 | 47 | 2011 | Panama Open | C16 French, Winawer |
114. R Prasca Sosa vs R J Barros |
| 1-0 | 42 | 2011 | Panama Open | B40 Sicilian |
115. R Prasca Sosa vs I Morovic Fernandez |
| 0-1 | 41 | 2012 | Iberoamericano f C | B53 Sicilian |
116. J Baules vs R Prasca Sosa |
| 0-1 | 18 | 2012 | Iberoamericano f C | D15 Queen's Gambit Declined Slav |
117. R Prasca Sosa vs J Ferreira |
| ½-½ | 55 | 2012 | Iberoamericano f C | B45 Sicilian, Taimanov |
118. M Infante vs R Prasca Sosa |
| ½-½ | 44 | 2012 | Iberoamericano f C | D11 Queen's Gambit Declined Slav |
119. R Prasca Sosa vs V Akobian |
| ½-½ | 27 | 2012 | Philadelphia Open | C03 French, Tarrasch |
120. Shankland vs R Prasca Sosa |
  | 1-0 | 55 | 2012 | Philadelphia Open | D15 Queen's Gambit Declined Slav |
121. L Morales vs R Prasca Sosa |
| 0-1 | 82 | 2012 | Philadelphia Open | D15 Queen's Gambit Declined Slav |
122. R Prasca Sosa vs L Harmon-Vellotti |
| ½-½ | 31 | 2012 | Philadelphia Open | C04 French, Tarrasch, Guimard Main line |
123. R Kashtanov vs R Prasca Sosa |
| ½-½ | 40 | 2012 | Philadelphia Open | C03 French, Tarrasch |
124. R Prasca Sosa vs T Coleman |
| ½-½ | 21 | 2012 | Philadelphia Open | B17 Caro-Kann, Steinitz Variation |
125. R Prasca Sosa vs E J Almedina Ortiz |
| 1-0 | 41 | 2012 | IV ch-IberoAmerican GpA | C42 Petrov Defense |