Queen's Indian Defence: 1.d4 Nf6 2.c4... 4.g3

E151.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3
Feb 20, 2026
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TL;DR

With this move, White decides to challenge the h1-a8 diagonal immediately and fianchetto his own light-squared bishop to counter black's.

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Queen's Indian Defence: 1.d4 Nf6 2.c4... 4.g3: A Complete Guide
Queen's Indian Defence: 1.d4 Nf6 2.c4... 4.g3 - Opening Moves
Summary

The Queen's Indian Defence: 1.d4 Nf6 2.c4... 4.g3 arises after 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 and falls under ECO code E15. With this move, White decides to challenge the h1-a8 diagonal immediately and fianchetto his own light-squared bishop to counter black's. That was, until, the Modern Main Line came by: There are other options available, though these are less likely to be encountered: With 28,050 games in the master database, it is a well-established opening choice.

History and Notable Players

It arises from the Queen's Indian Defense. Among the most prolific practitioners on the White side are Anatoly Karpov (131 games), Predrag Nikolic (122 games), Loek Van Wely (117 games). On the Black side, notable exponents include Anatoly Karpov (125 games), Ivan Farago (117 games), Gyula Sax (106 games).

Statistics

Based on 28,050 master-level games:

  • White wins: 31.5%
  • Black wins: 22.6%
  • Draws: 45.9%

White holds a moderate edge statistically, though Black has good practical chances.

Main Lines and Variations

After 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3, the main continuations include:

Each of these lines leads to distinct types of positions and requires its own understanding of the resulting pawn structures and piece placements.

Common Mistakes to Avoid

  • Neglecting development: In the Queen's Indian Defence: 1.d4 Nf6 2.c4... 4.g3, 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.
  • Allowing White to build an overwhelming center: Hypermodern openings allow White space in the center, but you need to strike back at the right moment. Delaying the counterattack too long can leave you without active play.
  • Playing without a plan: Each position in the Queen's Indian Defence: 1.d4 Nf6 2.c4... 4.g3 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 Queen's Indian Defence: 1.d4 Nf6 2.c4... 4.g3 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.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3
FENrnbqkb1r/p1pp1ppp/1p2pn2/8/2PP4/5NP1/PP2PP1P/RNBQKB1R b KQkq - 0 4
DifficultyIntermediate
Style

Solid Defender openings aim for a rock-solid pawn structure and safe piece placement. They resist aggression, minimize weaknesses, and seek to outplay the opponent in the long run.

28,050games in database
31.5%
45.9%
22.6%
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 Queen's Indian Defence: 1.d4 Nf6 2.c4... 4.g3?

The Queen's Indian Defence: 1.d4 Nf6 2.c4... 4.g3 begins with 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 and is classified under ECO code E15. With this move, White decides to challenge the h1-a8 diagonal immediately and fianchetto his own light-squared bishop to counter black's.

Is the Queen's Indian Defence: 1.d4 Nf6 2.c4... 4.g3 good for beginners?

The Queen's Indian Defence: 1.d4 Nf6 2.c4... 4.g3 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 main variations of the Queen's Indian Defence: 1.d4 Nf6 2.c4... 4.g3?

The main continuations include: Queen's Indian Defence: 1.d4 Nf6 2.c4... Bb4+; Queen's Indian Defence: 1.d4 Nf6 2.c4... Be7; Queen's Indian Defence: 1.d4 Nf6 2.c4... 7.Nc3; Queen's Indian Defence: 1.d4 Nf6 2.c4... 9.Qxc3. Each variation leads to distinct types of positions with their own strategic themes.

What are the win rates for the Queen's Indian Defence: 1.d4 Nf6 2.c4... 4.g3?

In a database of 28,050 master games, White wins 31.5% of the time, Black wins 22.6%, and 45.9% are drawn. Notable players on the White side include Anatoly Karpov and Predrag Nikolic. On the Black side, Anatoly Karpov and Ivan Farago are among the most frequent practitioners.

Written by

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Chessiverse TeamOpening Guides

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

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