ECO E20 · Nimzo-Indian Defense

Nimzo-Indian Defense: Romanishin Variation, English Hybrid

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. g3 cxd4 6. Nxd4 O-O 7. Bg2 d5 8. cxd5 Nxd5

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

9. Qb3+0.29

The position is roughly equal. Stockfish 18, depth 18.

Analyze this position

In the Nimzo-Indian Defense: Romanishin Variation, English Hybrid (E20), reached after 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. g3 cxd4 6. Nxd4 O-O 7. Bg2 d5 8. cxd5 Nxd5, Stockfish 18 recommends 9. Qb3 for White. The position is roughly equal (+0.29).

Top engine moves

  1. +0.299. Qb3 Bc5 10. Nc2 Nc6 11. Bd2 Qe7 12. Bxd5 exd5 13. Nxd5 Qd6
  2. +0.119. Qd3 Nc6 10. Nxc6 bxc6 11. Bd2 Qa5 12. O-O Ba6 13. Qc2 Bxc3
  3. +0.119. Qd2 Nc6 10. Nxc6 bxc6 11. Qc2 Qa5 12. Bd2 Ba6 13. O-O Bxc3

Frequently asked questions

What is the best move in the Nimzo-Indian Defense: Romanishin Variation, English Hybrid?
After 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. g3 cxd4 6. Nxd4 O-O 7. Bg2 d5 8. cxd5 Nxd5, Stockfish 18 at depth 18 recommends 9. Qb3 for White, continuing Bc5 10. Nc2 Nc6 11. Bd2 Qe7 12. Bxd5 exd5 13. Nxd5 Qd6. The position is roughly equal (+0.29). The next best moves are 9. Qd3 (+0.11) and 9. Qd2 (+0.11).
Is the Nimzo-Indian Defense: Romanishin Variation, English Hybrid a good opening?
Stockfish rates the position at +0.29: the position is roughly equal. 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: Romanishin Variation, English Hybrid?
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+).