ECO E20 · Nimzo-Indian Defense

Nimzo-Indian Defense: Dilworth Gambit

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e4

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

4… Nxe4−0.61

Black is slightly better. Stockfish 18, depth 18.

Analyze this position

In the Nimzo-Indian Defense: Dilworth Gambit (E20), reached after 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e4, Stockfish 18 recommends 4… Nxe4 for Black. Black is slightly better (−0.61).

Top engine moves

  1. −0.614… Nxe4 5. Qc2 Nxc3 6. bxc3 Bd6 7. Bd3 b6 8. Bxh7 Ba6 9. Bd3
  2. −0.354… c5 5. e5 Ne4 6. Ne2 cxd4 7. Qxd4 Nxc3 8. Nxc3 Nc6 9. Qe3
  3. +0.174… e5 5. a3 Bxc3+ 6. bxc3 Nxe4 7. Qg4 Nf6 8. Qxg7 Rg8 9. Qh6

Frequently asked questions

What is the best move in the Nimzo-Indian Defense: Dilworth Gambit?
After 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e4, Stockfish 18 at depth 18 recommends 4… Nxe4 for Black, continuing 5. Qc2 Nxc3 6. bxc3 Bd6 7. Bd3 b6 8. Bxh7 Ba6 9. Bd3. Black is slightly better (−0.61). The next best moves are 4… c5 (−0.35) and 4… e5 (+0.17).
Is the Nimzo-Indian Defense: Dilworth Gambit a good opening?
Stockfish rates the position at −0.61: black 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: Dilworth Gambit?
E20. 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+).