ECO B40: Sicilian Defense
ECO B40 is part of volume B, Semi-Open Games.
The Lichess chess-openings dataset files 18 named lines under it.
The shortest is Sicilian Defense: French Variation:
1. e4 c5 2. Nf3 e6.
That position has come up in 39,538,513 Lichess games between players rated 1600 to 2500: White won 46.6%, 4.9% were drawn and Black won 48.5%.
| Opening | Moves | Games | Length |
|---|---|---|---|
| Sicilian Defense: French Variation | 1. e4 c5 2. Nf3 e6 |
39.5M | 2 moves |
| Sicilian Defense: Delayed Alapin Variation, with e6 | 1. e4 c5 2. Nf3 e6 3. c3 |
5.4M | 3 moves |
| Sicilian Defense: French Variation, Westerinen Attack | 1. e4 c5 2. Nf3 e6 3. b3 |
574K | 3 moves |
| Sicilian Defense: Kramnik Variation | 1. e4 c5 2. Nf3 e6 3. c4 |
1.4M | 3 moves |
| Sicilian Defense: Wing Gambit Deferred | 1. e4 c5 2. Nf3 e6 3. b4 |
301K | 3 moves |
| Sicilian Defense: Drazic Variation | 1. e4 c5 2. Nf3 e6 3. d4 a6 |
792K | 3 moves |
| Sicilian Defense: French Variation, Open | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 |
20.5M | 3 moves |
| Sicilian Defense: Marshall Counterattack | 1. e4 c5 2. Nf3 e6 3. d4 d5 |
1.6M | 3 moves |
| Sicilian Defense: Smith-Morra Gambit Deferred | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. c3 |
1.1M | 4 moves |
| Sicilian Defense: French Variation, Normal | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 |
3.8M | 4 moves |
| Sicilian Defense: Kveinis Variation | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Qb6 |
245K | 4 moves |
| Sicilian Defense: Paulsen-Basman Defense | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Bc5 |
957K | 4 moves |
| Sicilian Defense: Alapin Variation, Sherzer Variation | 1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. e5 Nd5 5. d4 Nc6 |
185K | 5 moves |
| Sicilian Defense: Gaw-Paw Variation | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Qb6 |
25K | 5 moves |
| Sicilian Defense: Pin Variation | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Bb4 |
941K | 5 moves |
| Sicilian Defense: Kan Variation, Wing Attack, Fianchetto Variation | 1. e4 c5 2. Nf3 e6 3. Nc3 a6 4. g3 b5 5. d4 cxd4 6. Nxd4 |
39K | 6 moves |
| Sicilian Defense: Pin Variation, Koch Variation | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. e5 |
147K | 6 moves |
| Sicilian Defense: Pin Variation, Jaffe Variation | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Bd3 e5 |
23K | 6 moves |