ECO D37 · Queen's Gambit Declined

Queen's Gambit Declined: Miles Variation

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. Qc2

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

6… h6+0.18

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

Analyze this position

In the Queen's Gambit Declined: Miles Variation (D37), reached after 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. Qc2, Stockfish 18 recommends 6… h6 for Black. The position is roughly equal (+0.18).

Top engine moves

  1. +0.186… h6 7. Bxf6 Bxf6 8. e3 c5 9. dxc5 Qa5 10. cxd5 exd5 11. Be2
  2. +0.256… b6 7. e3 Bb7 8. Bxf6 Bxf6 9. cxd5 exd5 10. Be2 c5 11. dxc5
  3. +0.276… Na6 7. e3 c5 8. dxc5 Nxc5 9. cxd5 exd5 10. Bd3 Bg4 11. Nd4

Frequently asked questions

What is the best move in the Queen's Gambit Declined: Miles Variation?
After 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. Qc2, Stockfish 18 at depth 18 recommends 6… h6 for Black, continuing 7. Bxf6 Bxf6 8. e3 c5 9. dxc5 Qa5 10. cxd5 exd5 11. Be2. The position is roughly equal (+0.18). The next best moves are 6… b6 (+0.25) and 6… Na6 (+0.27).
Is the Queen's Gambit Declined: Miles Variation a good opening?
Stockfish rates the position at +0.18: 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 Queen's Gambit Declined: Miles Variation?
D37. ECO codes classify chess openings from A00 to E99; D is the volume for closed and semi-closed games.

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