| Sicilian Defense: McDonnell Attack |
1. e4 c5 2. f4 |
3 |
| Sicilian Defense: Smith-Morra Gambit |
1. e4 c5 2. d4 |
3 |
| Sicilian Defense: Halasz Gambit |
1. e4 c5 2. d4 cxd4 3. f4 |
5 |
| Sicilian Defense: McDonnell Attack, Toilet Variation |
1. e4 c5 2. f4 d5 3. Nc3 |
5 |
| Sicilian Defense: Morphy Gambit |
1. e4 c5 2. d4 cxd4 3. Nf3 |
5 |
| Sicilian Defense: Smith-Morra Gambit |
1. e4 c5 2. d4 cxd4 3. c3 |
5 |
| Bird Opening: Dutch Variation, Batavo Gambit |
1. e4 c5 2. f4 d5 3. Nf3 dxe4 |
6 |
| Sicilian Defense: McDonnell Attack, Tal Gambit |
1. e4 c5 2. f4 d5 3. exd5 Nf6 |
6 |
| Sicilian Defense: Smith-Morra Gambit Accepted |
1. e4 c5 2. d4 cxd4 3. c3 dxc3 |
6 |
| Sicilian Defense: Smith-Morra Gambit Declined, Alapin Formation |
1. e4 c5 2. d4 cxd4 3. c3 Nf6 |
6 |
| Sicilian Defense: Smith-Morra Gambit Declined, Center Formation |
1. e4 c5 2. d4 cxd4 3. c3 e5 |
6 |
| Sicilian Defense: Smith-Morra Gambit Declined, Push Variation |
1. e4 c5 2. d4 cxd4 3. c3 d3 |
6 |
| Sicilian Defense: Smith-Morra Gambit Declined, Scandinavian Formation |
1. e4 c5 2. d4 cxd4 3. c3 d5 |
6 |
| Sicilian Defense: Smith-Morra Gambit Declined, Wing Formation |
1. e4 c5 2. d4 cxd4 3. c3 Qa5 |
6 |
| Sicilian Defense: Morphy Gambit, Andreaschek Gambit |
1. e4 c5 2. d4 cxd4 3. Nf3 e5 4. c3 |
7 |
| Sicilian Defense: Smith-Morra Gambit Accepted, Danish Variation |
1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nf3 |
7 |
| Sicilian Defense: Smith-Morra Gambit Declined, Dubois Variation |
1. e4 c5 2. d4 cxd4 3. c3 d3 4. c4 |
7 |
| Sicilian Defense: Coles Sicilian Gambit |
1. e4 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qd1 Nf6 5. Bc4 |
9 |
| Sicilian Defense: Smith-Morra Gambit Accepted, Fianchetto Defense |
1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 g6 |
10 |
| Sicilian Defense: Smith-Morra Gambit Accepted, Kan Formation |
1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 e6 5. Nf3 a6 |
10 |
| Sicilian Defense: Smith-Morra Gambit Accepted, Morphy Defense |
1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 e6 6. Bc4 Bc5 |
12 |
| Sicilian Defense: Smith-Morra Gambit Accepted, Paulsen Formation |
1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 e6 6. Bc4 a6 |
12 |
| Sicilian Defense: Smith-Morra Gambit Accepted, Pin Defense |
1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 e6 6. Bc4 Bb4 |
12 |
| Sicilian Defense: Smith-Morra Gambit Accepted, Scheveningen Formation |
1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 d6 6. Bc4 e6 |
12 |
| Sicilian Defense: Smith-Morra Gambit Accepted, Siberian Variation |
1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 e6 6. Bc4 Qc7 |
12 |
| Sicilian Defense: Smith-Morra Gambit Accepted, Taimanov Formation |
1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 e6 5. Bc4 a6 6. Nf3 Ne7 |
12 |
| Sicilian Defense: Smith-Morra Gambit Accepted, Chicago Defense |
1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 d6 5. Nf3 e6 6. Bc4 Nf6 7. O-O a6 |
14 |
| Sicilian Defense: Smith-Morra Gambit Accepted, Classical Formation |
1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 d6 6. Bc4 a6 7. O-O Nf6 |
14 |
| Sicilian Defense: Smith-Morra Gambit Accepted, Finegold Defense |
1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 e6 5. Nf3 d6 6. Bc4 a6 7. O-O Be7 8. Qe2 Nf6 |
16 |
| Sicilian Defense: Smith-Morra Gambit Accepted, Larsen Defense |
1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 e6 6. Bc4 Qc7 7. Qe2 a6 8. O-O Bd6 |
16 |
| Sicilian Defense: Smith-Morra Gambit Accepted, Morphy Defense Deferred |
1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 e6 6. Bc4 a6 7. O-O b5 8. Bb3 Bc5 |
16 |
| Sicilian Defense: Smith-Morra Gambit Accepted, Siberian Variation, Siberian Trap |
1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 e6 6. Bc4 Qc7 7. Qe2 Nf6 8. O-O Ng4 |
16 |
| Sicilian Defense: Smith-Morra Gambit Accepted, Sozin Formation |
1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Bc4 e6 6. Nf3 d6 7. O-O a6 8. Qe2 b5 |
16 |
| Sicilian Defense: Smith-Morra Gambit Accepted, Chicago Defense |
1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Bc4 e6 6. Nf3 d6 7. O-O a6 8. Qe2 b5 9. Bb3 Ra7 |
18 |