ECO D00 · Blackmar-Diemer Gambit

Blackmar-Diemer Gambit: Lemberger Countergambit, Soller Attack

1. d4 d5 2. e4 dxe4 3. Nc3 e5 4. Be3

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

4… exd4−0.48

Black is slightly better. Stockfish 18, depth 18.

Analyze this position

In the Blackmar-Diemer Gambit: Lemberger Countergambit, Soller Attack (D00), reached after 1. d4 d5 2. e4 dxe4 3. Nc3 e5 4. Be3, Stockfish 18 recommends 4… exd4 for Black. Black is slightly better (−0.48).

Top engine moves

  1. −0.484… exd4 5. Qxd4 Qxd4 6. Bxd4 Nc6 7. O-O-O Nxd4 8. Rxd4 Bc5 9. Rxe4+
  2. −0.114… Bb4 5. Ne2 Bg4 6. dxe5 Bxc3+ 7. bxc3 Qxd1+ 8. Rxd1 Nc6 9. h3
  3. −0.054… Nc6 5. dxe5 Qxd1+ 6. Rxd1 Bb4 7. Ne2 Bg4 8. h3 Bxc3+ 9. bxc3

Frequently asked questions

What is the best move in the Blackmar-Diemer Gambit: Lemberger Countergambit, Soller Attack?
After 1. d4 d5 2. e4 dxe4 3. Nc3 e5 4. Be3, Stockfish 18 at depth 18 recommends 4… exd4 for Black, continuing 5. Qxd4 Qxd4 6. Bxd4 Nc6 7. O-O-O Nxd4 8. Rxd4 Bc5 9. Rxe4+. Black is slightly better (−0.48). The next best moves are 4… Bb4 (−0.11) and 4… Nc6 (−0.05).
Is the Blackmar-Diemer Gambit: Lemberger Countergambit, Soller Attack a good opening?
Stockfish rates the position at −0.48: 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 Blackmar-Diemer Gambit: Lemberger Countergambit, Soller Attack?
D00. 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+).