Nimzo-Indian Defense: Three Knights Variation (E21)

E21 · Chess Openings Reference Guide
Openings Directory / Nimzo-Indian Defense / Nimzo-Indian Defense: Three Knights Variation

Target Position

♜ ♝ ♛ ♚ ♝ ♜ ♟ ♟ ♟ ♟ ♟ ♟ ♞ ♞ ♝ ♟ ♟ ♟ ♞ ♟ ♟ ♟ ♟ ♟ ♟ ♟ ♜ ♞ ♝ ♛ ♚ ♜
Engine Eval: +0.25

Master Game Statistics

Based on master-level chess games in the database.

White Wins: 39.6% Draws: 27.7% Black Wins: 32.7%

Strategic Overview

The Nimzo-Indian Defense: Three Knights Variation (ECO code E21) is a key chess opening. From the starting board position, it is defined by the following move sequence:

Move Sequence (SAN)
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3
UCI Move Path
d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 g1f3
Repertoire Training

Import this opening directly into your client-side repertoires to drill or review using spaced repetition.

Internal Navigation

Parent Opening

This line is a variation of the main parent opening:

Nimzo-Indian Defense (E20)