1. ... c5 Sicilian Defence
2.d4 cxd4
3. c3 ...
3. ... d5 Smith-Morra Gambit Declined
4.exd5 Qxd5 5.cxd4 Nf6 6.Nc3 Qd8
3. ... dxc3 Smith-Morra Gambit Accepted
4.Nxc3 e6
2.c3 ... Alapin Variation
2. ... d5 3.exd5 Qxd5 4.d4 cxd4 5.cxd4 Nf6 6.Nc3 Qd8
2.Nf3 ... Open Sicilian
2. ... d6 Scheveningen Variation
3. d4 ...
3. ... cxd4 4.Nxd4 Nf6 5.Nc3 ...
5. ... e6
6.Bc4 ... Fischer Attack
6. ... Be7 7.Bb3 0-0 8.Be3 Na6
9.Qe2 Nc5 10.f3 ...
6.Be2 ... Maroczy Variation
6.Be2 Be7 7.0-0 Nc6 8.Kh1 ...
8. ... 0-0 9. f4 a6 10.Be3 Qc7
6.g4 ... Keres Attack
6. ... Nc6 7.g5 Nd7 8Be3 a6 9.h4 Qc7 10.f4 b5
6. ... h6 7.g5 hxg5 8.Bxg5 ...
6.f4 ... Tal Variation
6. ... Nc6 7.Be3 Be7 8.Qf3 ...
5. ... g6 Dragon Variation