Sicilian defence (B20)
e4 c5
e4 c5
| Sicilian Alapin's variation (B22) c3 | Nc3 Sicilian closed (B23) |
| Sicilian Gloria variation (B20) c4 d6 Nc3 Nc6 g3 h5 | Ne2 Sicilian Keres variation (B20) |
| Sicilian Grand Prix attack (B21) f4 | Nf3 Sicilian defence (B27) |
| Sicilian Keres variation (B20) Ne2 | b4 Sicilian wing gambit (B20) |
| Sicilian Smith-Morra gambit (B21) d4 | c3 Sicilian Alapin's variation (B22) |
| Sicilian Steinitz variation (B20) g3 | c4 d6 Nc3 Nc6 g3 h5 Sicilian Gloria variation (B20) |
| Sicilian closed (B23) Nc3 | d4 Sicilian Smith-Morra gambit (B21) |
| Sicilian defence (B27) Nf3 | f4 Sicilian Grand Prix attack (B21) |
| Sicilian wing gambit (B20) b4 | g3 Sicilian Steinitz variation (B20) |