ECO D55 · Queen's Gambit Declined

Queen's Gambit Declined: Modern Variation, Normal Line

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3

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

6… h6+0.15

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

Analyze this position

In the Queen's Gambit Declined: Modern Variation, Normal Line (D55), reached after 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3, Stockfish 18 recommends 6… h6 for Black. The position is roughly equal (+0.15).

Top engine moves

  1. +0.156… h6 7. Bh4 b6 8. Bd3 dxc4 9. Bxc4 Bb7 10. O-O c5 11. Qe2
  2. +0.186… b6 7. cxd5 Nxd5 8. Nxd5 exd5 9. h4 Bb4+ 10. Nd2 f6 11. Bf4
  3. +0.216… Nbd7 7. Rc1 h6 8. Bh4 c5 9. cxd5 Nxd5 10. Bxe7 Nxe7 11. Be2

Frequently asked questions

What is the best move in the Queen's Gambit Declined: Modern Variation, Normal Line?
After 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3, Stockfish 18 at depth 18 recommends 6… h6 for Black, continuing 7. Bh4 b6 8. Bd3 dxc4 9. Bxc4 Bb7 10. O-O c5 11. Qe2. The position is roughly equal (+0.15). The next best moves are 6… b6 (+0.18) and 6… Nbd7 (+0.21).
Is the Queen's Gambit Declined: Modern Variation, Normal Line a good opening?
Stockfish rates the position at +0.15: 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: Modern Variation, Normal Line?
D55. 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+).