ECO D94 · Grünfeld Defense

Grünfeld Defense: Smyslov Defense

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 g6 5. Nf3 Bg7 6. Bd3 O-O 7. O-O Bg4

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

8. h3+0.34

White is slightly better. Stockfish 18, depth 18.

Analyze this position

In the Grünfeld Defense: Smyslov Defense (D94), reached after 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 g6 5. Nf3 Bg7 6. Bd3 O-O 7. O-O Bg4, Stockfish 18 recommends 8. h3 for White. White is slightly better (+0.34).

Top engine moves

  1. +0.348. h3 Bxf3 9. Qxf3 e6 10. Rd1 Nbd7 11. b3 Re8 12. Bb2 Qe7
  2. +0.208. a4 c5 9. dxc5 dxc4 10. Bxc4 Qa5 11. h3 Qxc5 12. Be2 Bxf3
  3. +0.208. Rb1 dxc4 9. Bxc4 Bf5 10. Ra1 Nbd7 11. Qe2 Ne4 12. Rd1 b5

Frequently asked questions

What is the best move in the Grünfeld Defense: Smyslov Defense?
After 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 g6 5. Nf3 Bg7 6. Bd3 O-O 7. O-O Bg4, Stockfish 18 at depth 18 recommends 8. h3 for White, continuing Bxf3 9. Qxf3 e6 10. Rd1 Nbd7 11. b3 Re8 12. Bb2 Qe7. White is slightly better (+0.34). The next best moves are 8. a4 (+0.20) and 8. Rb1 (+0.20).
Is the Grünfeld Defense: Smyslov Defense a good opening?
Stockfish rates the position at +0.34: 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 Grünfeld Defense: Smyslov Defense?
D94. 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+).