Indian Defense: London System for White

ECO A46 2,236,932 games Stockfish +0.17

The Indian Defense: London System starts quietly, but the position after 1.d4 Nf6 2.Nf3 e6 3.Bf4 can already steer the game in a clear direction. You are White, and Black is to move in the drill. The engine says the position is balanced, so this is a great opening to practise solid development and good reaction to Black’s most common plans. Use the drill to get comfortable with the tabiya and to punish careless replies.

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What the position is really about

At this moment the game is still close to level. Stockfish rates this +0.17, a small edge for White. That means you are not worse here, and you do not need to force anything. The main job is simple: keep your setup solid, stay flexible, and be ready for Black to challenge the centre or develop quickly. This is a practical opening for players who want a reliable structure rather than a sharp gambit race.

The engine move to know

The engine’s best move here is c5, and the continuation given is c5 e3 Nc6 Nbd2. That is the main idea to recognise in the drill: Black tries to strike at the centre immediately, so you need to respond sensibly and keep your pieces coordinated. If you can handle this reply well, you will understand a lot about the opening’s typical middlegame plans.

What the database says

This exact position has been reached in 2,236,932 games in the Lichess database, so it is not some rare sideline. The results are close: White wins 50.9%, draws 4.1%, and Black wins 45.0%. That matches the engine’s view that the position is essentially balanced. The opening is playable and common, but it does not hand either side a free advantage.

Black’s most common replies

Black has several popular choices from here, and the database shows how often each one appears. The most played continuation is d5 with 1,018,070 games, where White scores 50.7%. Next comes c5 with 347,644 games, where White scores 48.3%. Other major replies are b6 with 181,949 games, Be7 with 160,742 games, Nc6 with 138,137 games, and Bb4+ with 95,124 games. In the drill, try to stay calm against each of these setups and keep your development smooth.

Results across 2,236,932 Lichess games

50.9%
4.1%
45.0%
■ White 50.9% ■ Draw 4.1% ■ Black 45.0%
Most-played continuationGamesWhite wins
d51,018,07050.7%
c5347,64448.3%
b6181,94949.2%
Be7160,74251.5%
Nc6138,13754.4%
Bb4+95,12455.7%

Frequently asked questions

Is the Indian Defense: London System good for White?

Yes. In this exact position the engine gives +0.17, which means the position is balanced and slightly better for White. The database also shows White scoring 50.9%, so it is a very playable choice if you want a solid opening.

What is the best move for Black here?

The engine’s best move is c5. The continuation given is c5 e3 Nc6 Nbd2, so Black’s idea is to challenge the centre right away. In the drill, learn to answer that kind of pressure without drifting into passive play.

What are the main replies I should expect?

The most common replies are d5, c5, b6, Be7, Nc6, and Bb4+. d5 is by far the most frequent, while c5 is also a major practical choice. Knowing these names and patterns helps you recognise the opening faster over the board.

Is this opening sharp or quiet?

It is usually a quiet, flexible opening rather than a wild tactical battle. The starting evaluation is close to equal, so the emphasis is on good development and understanding Black’s plans. That makes it a useful drill for players who want a stable structure.

How many games feature the Indian Defense: London System?

Over 2 million Lichess games have reached the Indian Defense: London System position. White wins 50.9%, Black wins 45.0%, with 4.1% draws — based on real rated games.