Alekhine Defence: 1.e4 Nf6 2.e5... Bg4

B051.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 Bg4
Feb 20, 2026
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TL;DR

Black has reduced White's control over the center. Black usually gives up his bishop for the knight and doubled pawns on the f-file.

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Alekhine Defence: 1.e4 Nf6 2.e5... Bg4: A Complete Guide
Alekhine Defence: 1.e4 Nf6 2.e5... Bg4 - Opening Moves
Summary

The Alekhine Defence: 1.e4 Nf6 2.e5... Bg4 arises after 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 Bg4 and falls under ECO code B05. Black has reduced White's control over the center. Black usually gives up his bishop for the knight and doubled pawns on the f-file. With 5,917 games in the master database, it is a specialized opening choice.

History and Notable Players

It arises from the Alekhine Defence: 1.e4 Nf6 2.e5... 4.Nf3. Among the most prolific practitioners on the White side are Lothar Vogt (18 games), Milan Matulovic (13 games), Gyula Sax (12 games). On the Black side, notable exponents include Vladimir Bagirov (60 games), Jorge Szmetan (42 games), Lev O Alburt (41 games).

Statistics

Based on 5,917 master-level games:

  • White wins: 42.6%
  • Black wins: 26.4%
  • Draws: 30.9%

White has a significant statistical advantage in this line, reflecting the initiative that comes with the first move.

Common Mistakes to Avoid

  • Neglecting development: In the Alekhine Defence: 1.e4 Nf6 2.e5... Bg4, it can be tempting to make extra pawn moves early on. However, falling behind in development can be punished quickly, especially in open positions where opponent pieces can find active squares.
  • Playing without a plan: Each position in the Alekhine Defence: 1.e4 Nf6 2.e5... Bg4 demands a specific approach. Understand whether you should be attacking, defending, or maneuvering before making your move. Random moves lead to random results.
  • Forgetting about piece coordination: Chess pieces are strongest when they work together. A single piece attacking alone is easy to defend against, but coordinated pieces can create unstoppable threats.

Practice on Chessiverse

The best way to learn the Alekhine Defence: 1.e4 Nf6 2.e5... Bg4 is through practice. On Chessiverse, you can play chess against computer opponents from any opening or custom position. Our AI bots range from beginner to grandmaster level, each with unique playing styles — from aggressive attackers to solid defenders. Choose a bot that matches your rating and work your way up as you master the opening's key ideas.

Quick Facts

Main Line1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 Bg4
FENrn1qkb1r/ppp1pppp/3p4/3nP3/3P2b1/5N2/PPP2PPP/RNBQKB1R w KQkq - 2 5
DifficultyIntermediate
Style

Hypermodern openings let the opponent occupy the center with pawns, then attack it from the flanks with pieces and fianchettoed bishops. Control is exerted from a distance rather than by direct occupation.

5,917games in database
42.6%
30.9%
26.4%
White wins Draws Black wins

Top Players

As White
As Black

Data from 365chess.com

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Frequently Asked Questions

What is the Alekhine Defence: 1.e4 Nf6 2.e5... Bg4?

The Alekhine Defence: 1.e4 Nf6 2.e5... Bg4 begins with 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 Bg4 and is classified under ECO code B05. Black has reduced White's control over the center.

Is the Alekhine Defence: 1.e4 Nf6 2.e5... Bg4 good for beginners?

The Alekhine Defence: 1.e4 Nf6 2.e5... Bg4 can be played at any level. Beginners should focus on understanding the key strategic ideas rather than memorizing long theoretical lines. Our AI bots at various rating levels provide a great way to practice the opening concepts.

What are the win rates for the Alekhine Defence: 1.e4 Nf6 2.e5... Bg4?

In a database of 5,917 master games, White wins 42.6% of the time, Black wins 26.4%, and 30.9% are drawn. Notable players on the White side include Lothar Vogt and Milan Matulovic. On the Black side, Vladimir Bagirov and Jorge Szmetan are among the most frequent practitioners.

How can I practice the Alekhine Defence: 1.e4 Nf6 2.e5... Bg4?

On Chessiverse, you can practice the Alekhine Defence: 1.e4 Nf6 2.e5... Bg4 by playing against our 600+ AI bots. Each bot has a unique playing style and opening repertoire, so you can find the perfect sparring partner for any level.

Written by

Chessiverse
Chessiverse TeamOpening Guides

Expert chess content backed by opening theory and our database of 600+ AI bots with unique playing styles and opening repertoires.

Practice This Opening on Chessiverse

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