ECO D10 · Slav Defense

Slav Defense: Diemer Gambit

1. d4 d5 2. c4 c6 3. e4

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

3… dxe4−0.53

Black is slightly better. Stockfish 18, depth 18.

Analyze this position

In the Slav Defense: Diemer Gambit (D10), reached after 1. d4 d5 2. c4 c6 3. e4, Stockfish 18 recommends 3… dxe4 for Black. Black is slightly better (−0.53).

Top engine moves

  1. −0.533… dxe4 4. Ne2 e5 5. dxe5 Qxd1+ 6. Kxd1 Nd7 7. Bf4 Nc5 8. Nd2
  2. +0.153… e6 4. cxd5 cxd5 5. e5 Ne7 6. a3 Nf5 7. Nc3 Nc6 8. Nf3
  3. +0.643… a6 4. e5 Bf5 5. Nc3 e6 6. c5 Nd7 7. h4 h5 8. Bd3

Frequently asked questions

What is the best move in the Slav Defense: Diemer Gambit?
After 1. d4 d5 2. c4 c6 3. e4, Stockfish 18 at depth 18 recommends 3… dxe4 for Black, continuing 4. Ne2 e5 5. dxe5 Qxd1+ 6. Kxd1 Nd7 7. Bf4 Nc5 8. Nd2. Black is slightly better (−0.53). The next best moves are 3… e6 (+0.15) and 3… a6 (+0.64).
Is the Slav Defense: Diemer Gambit a good opening?
Stockfish rates the position at −0.53: 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 Slav Defense: Diemer Gambit?
D10. 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+).