Tree path 4 levels King's Pawn Game › Alekhine Defense › Normal Variation › Alekhine Defense
- Chess Codex
- King's Pawn Game B00
- Alekhine Defense B02
- Normal Variation B02
- Alekhine Defense B03 you are here
Alekhine Defense
Overview
Alekhine Defense is a variation within the Semi-Open Games family, indexed as ECO B03.
The Semi-Open Games group covers semi-open games — replies to 1.e4 where Black declines the symmetrical 1…e5 in favour of an asymmetric pawn structure.
It is reached after 5 plies of play, with the move sequence 1. e4 Nf6 2. e5 Nd5 3. d4.
It is a variation of Alekhine Defense: Normal Variation, which itself descends from the root opening King's Pawn Game.
It branches into 2 notable variations — Alekhine Defense, O'Sullivan Gambit.
In total, the branch covers 28 sub-variations across all depths.
Step through the moves on the interactive board below, review the live Lichess statistics, or play this position against Stockfish at one of six difficulty levels.
- ECO code
- B03
- Group
- Semi-Open Games (B)
- Plies
- 5
- Direct variations
- 2
- Total in subtree
- 28
This overview is generated automatically from the opening's metadata. A more detailed, human-written description is on the way — and you can speed it up by suggesting one yourself.
Statistics from Lichess
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Source: Lichess Opening Explorer · cached
Description
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Variations (2)
Show all 28 sub-variations (full subtree)
- B03 Alekhine Defense 6-ply
- B03 O'Sullivan Gambit 6-ply
- B03 Alekhine Defense 7-ply
- B03 Balogh Variation 7-ply
- B04 Modern Variation 7-ply
- B03 Exchange Variation 9-ply
- B03 Four Pawns Attack 9-ply
- B03 Hunt Variation 9-ply
- B04 Alburt Variation 8-ply
- B03 Modern Variation, Alekhine Gambit 11-ply
- B04 Larsen Variation 8-ply
- B04 Larsen-Haakert Variation 8-ply
- B05 Main Line 8-ply
- B04 Schmid Variation 8-ply
- B03 Karpov Variation 21-ply
- B03 Voronezh Variation 17-ply
- B03 Cambridge Gambit 10-ply
- B03 Fianchetto Variation 10-ply
- B03 Ilyin-Zhenevsky Variation 17-ply
- B03 Korchnoi Variation 20-ply
- B03 Main Line 13-ply
- B03 Trifunovic Variation 10-ply
- B05 Alekhine Defense: Modern Variation, Alekhine Variation 9-ply
- B05 Alekhine Defense: Modern Variation, Flohr Variation 10-ply
- B04 Alekhine Defense: Modern Variation, Keres Variation 13-ply
- B05 Alekhine Defense: Modern Variation, Panov Variation 9-ply
- B03 Alekhine Defense: Four Pawns Attack, Tartakower Variation 22-ply
- B05 Alekhine Defense: Modern Variation, Vitolins Attack 11-ply