Raphael Prasca Sosa
Raphael Prasca Sosa Repertoire with White pieces
| ECO | Opening | Games |
| B22 | Sicilian, Alapin's variation (2.c3) | 45 games |
| B08 | Pirc, classical (two knights) system | 8 games |
| C05 | French, Tarrasch, closed variation | 6 games |
| B07 | Pirc defence | 6 games |
Raphael Prasca Sosa Repertoire with Black pieces
| ECO | Opening | Games |
| C11 | French defence | 17 games |
| C06 | French, Tarrasch, closed variation, main line | 12 games |
| C01 | French, exchange variation | 9 games |
| C00 | French defence | 9 games |


