ECO B03: Alekhine Defense
ECO B03 is part of volume B, Semi-Open Games.
The Lichess chess-openings dataset files 18 named lines under it.
The shortest is Alekhine Defense:
1. e4 Nf6 2. e5 Nd5 3. d4.
That position has come up in 6,608,156 Lichess games between players rated 1600 to 2500: White won 46.5%, 5.1% were drawn and Black won 48.4%.
| Opening | Moves | Games | Length |
|---|---|---|---|
| Alekhine Defense | 1. e4 Nf6 2. e5 Nd5 3. d4 |
6.6M | 3 moves |
| Alekhine Defense | 1. e4 Nf6 2. e5 Nd5 3. d4 d6 |
5.1M | 3 moves |
| Alekhine Defense: O'Sullivan Gambit | 1. e4 Nf6 2. e5 Nd5 3. d4 b5 |
158K | 3 moves |
| Alekhine Defense | 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 |
2.1M | 4 moves |
| Alekhine Defense: Balogh Variation | 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Bc4 |
320K | 4 moves |
| Alekhine Defense: Exchange Variation | 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 |
2.5M | 5 moves |
| Alekhine Defense: Four Pawns Attack | 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 |
1.7M | 5 moves |
| Alekhine Defense: Hunt Variation | 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. c5 |
38K | 5 moves |
| Alekhine Defense: Four Pawns Attack, Cambridge Gambit | 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 g5 |
44K | 5 moves |
| Alekhine Defense: Four Pawns Attack, Fianchetto Variation | 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 g6 |
288K | 5 moves |
| Alekhine Defense: Four Pawns Attack, Trifunovic Variation | 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 Bf5 |
206K | 5 moves |
| Alekhine Defense: Modern Variation, Alekhine Gambit | 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. Nf3 Bg4 6. Be2 |
92K | 6 moves |
| Alekhine Defense: Four Pawns Attack, Main Line | 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 |
303K | 7 moves |
| Alekhine Defense: Exchange Variation, Voronezh Variation | 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 cxd6 6. Nc3 g6 7. Be3 Bg7 8. Rc1 O-O 9. b3 |
108K | 9 moves |
| Alekhine Defense: Four Pawns Attack, Ilyin-Zhenevsky Variation | 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Nf3 Bg4 8. e6 fxe6 9. c5 |
1,139 | 9 moves |
| Alekhine Defense: Four Pawns Attack, Korchnoi Variation | 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Bf5 7. Nc3 e6 8. Nf3 Be7 9. Be2 O-O 10. O-O f6 |
833 | 10 moves |
| Alekhine Defense: Exchange Variation, Karpov Variation | 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 cxd6 6. Nc3 g6 7. h3 Bg7 8. Nf3 O-O 9. Be2 Nc6 10. O-O Bf5 11. Bf4 |
1,623 | 11 moves |
| Alekhine Defense: Four Pawns Attack, Tartakower Variation | 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 Bf5 8. Nc3 e6 9. Nf3 Qd7 10. Be2 O-O-O 11. O-O Be7 |
1,761 | 11 moves |