ECO E33 · Nimzo-Indian Defense

Nimzo-Indian Defense: Classical Variation, Zurich Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 Nc6

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White to move. The arrow shows Stockfish’s best move.
Best move

5. Nf3+0.43

White is slightly better. Stockfish 18, depth 18.

Analyze this position

In the Nimzo-Indian Defense: Classical Variation, Zurich Variation (E33), reached after 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 Nc6, Stockfish 18 recommends 5. Nf3 for White. White is slightly better (+0.43).

Top engine moves

  1. +0.435. Nf3 d5 6. e3 O-O 7. Bd2 b6 8. cxd5 exd5 9. a3 Bxc3
  2. +0.395. e3 O-O 6. Bd2 Re8 7. Nf3 d6 8. a3 Bxc3 9. Bxc3 e5
  3. −0.075. Be3 d5 6. a3 Bxc3+ 7. Qxc3 Ne4 8. Qd3 O-O 9. Nf3 Re8

Frequently asked questions

What is the best move in the Nimzo-Indian Defense: Classical Variation, Zurich Variation?
After 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 Nc6, Stockfish 18 at depth 18 recommends 5. Nf3 for White, continuing d5 6. e3 O-O 7. Bd2 b6 8. cxd5 exd5 9. a3 Bxc3. White is slightly better (+0.43). The next best moves are 5. e3 (+0.39) and 5. Be3 (−0.07).
Is the Nimzo-Indian Defense: Classical Variation, Zurich Variation a good opening?
Stockfish rates the position at +0.43: white is slightly better. Evaluations this early in the game are small, so practical results depend far more on knowing the plans and typical structures than on the engine's number.
What is the ECO code of the Nimzo-Indian Defense: Classical Variation, Zurich Variation?
E33. ECO codes classify chess openings from A00 to E99; E is the volume for indian defenses.

Opening names from the Lichess opening book (CC0). Pieces by Colin M.L. Burnett (GPLv2+).