Nimzo-Indian Defence: 1.d4 Nf6 2.c4... 7.cxd5

E251.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 c5 6.f3 d5 7.cxd5
Feb 20, 2026
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TL;DR

White plays a3, forcing Black to give up the bishop pair with ...Bxc3. The doubled c-pawns give Black structural targets while White gets the two bishops and a strong center.

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Nimzo-Indian Defence: 1.d4 Nf6 2.c4... 7.cxd5: A Complete Guide
Nimzo-Indian Defence: 1.d4 Nf6 2.c4... 7.cxd5 - Opening Moves
Summary

The Nimzo-Indian Defence: 1.d4 Nf6 2.c4... 7.cxd5 arises after 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 c5 6.f3 d5 7.cxd5 and falls under ECO code E25. With 1,598 games in the master database, it is a specialized opening choice.

History and Notable Players

It arises from the Nimzo-Indian Defence: 1.d4 Nf6 2.c4... 5.bxc3. Among the most prolific practitioners on the White side are Sergey Volkov (45 games), Viktor Moskalenko (35 games), Alexei Shirov (21 games). On the Black side, notable exponents include Ivan Farago (14 games), Igor Naumkin (9 games), Wolfgang Unzicker (7 games).

Statistics

Based on 1,598 master-level games:

  • White wins: 34%
  • Black wins: 25.8%
  • Draws: 40.2%

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

Common Mistakes to Avoid

  • Neglecting development: In the Nimzo-Indian Defence: 1.d4 Nf6 2.c4... 7.cxd5, 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 Nimzo-Indian Defence: 1.d4 Nf6 2.c4... 7.cxd5 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 Nimzo-Indian Defence: 1.d4 Nf6 2.c4... 7.cxd5 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.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 c5 6.f3 d5 7.cxd5
FENrnbqk2r/pp3ppp/4pn2/2pP4/3P4/P1P2P2/4P1PP/R1BQKBNR b KQkq - 0 7
DifficultyExpert
Style

Theoretician openings have deep, well-studied lines where knowledge of specific variations gives a significant advantage. Preparation and memorization of key lines are essential.

1,598games in database
34%
40.2%
25.8%
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 Nimzo-Indian Defence: 1.d4 Nf6 2.c4... 7.cxd5?

The Nimzo-Indian Defence: 1.d4 Nf6 2.c4... 7.cxd5 begins with 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 c5 6.f3 d5 7.cxd5 and is classified under ECO code E25.

Is the Nimzo-Indian Defence: 1.d4 Nf6 2.c4... 7.cxd5 good for beginners?

The Nimzo-Indian Defence: 1.d4 Nf6 2.c4... 7.cxd5 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 Nimzo-Indian Defence: 1.d4 Nf6 2.c4... 7.cxd5?

In a database of 1,598 master games, White wins 34% of the time, Black wins 25.8%, and 40.2% are drawn. Notable players on the White side include Sergey Volkov and Viktor Moskalenko. On the Black side, Ivan Farago and Igor Naumkin are among the most frequent practitioners.

How can I practice the Nimzo-Indian Defence: 1.d4 Nf6 2.c4... 7.cxd5?

On Chessiverse, you can practice the Nimzo-Indian Defence: 1.d4 Nf6 2.c4... 7.cxd5 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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