ECO D00 · Blackmar-Diemer Gambit Accepted

Blackmar-Diemer Gambit Accepted: Teichmann Defense, Ciesielski Variation

1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 Bg4 6. h3 Bxf3 7. Qxf3 c6 8. Qf2

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

8… g6−0.37

Black is slightly better. Stockfish 18, depth 18.

Analyze this position

In the Blackmar-Diemer Gambit Accepted: Teichmann Defense, Ciesielski Variation (D00), reached after 1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 Bg4 6. h3 Bxf3 7. Qxf3 c6 8. Qf2, Stockfish 18 recommends 8… g6 for Black. Black is slightly better (−0.37).

Top engine moves

  1. −0.378… g6 9. Bd2 b5 10. a3 Bg7 11. g4 O-O 12. Bg2 Nd5 13. O-O-O
  2. −0.298… e6 9. Bd2 Nbd7 10. Bd3 Bb4 11. a3 Ba5 12. O-O-O Nd5 13. Nxd5
  3. −0.138… Nbd7 9. g4 h6 10. Bd2 e6 11. O-O-O Bb4 12. Bd3 Qe7 13. Kb1

Frequently asked questions

What is the best move in the Blackmar-Diemer Gambit Accepted: Teichmann Defense, Ciesielski Variation?
After 1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 Bg4 6. h3 Bxf3 7. Qxf3 c6 8. Qf2, Stockfish 18 at depth 18 recommends 8… g6 for Black, continuing 9. Bd2 b5 10. a3 Bg7 11. g4 O-O 12. Bg2 Nd5 13. O-O-O. Black is slightly better (−0.37). The next best moves are 8… e6 (−0.29) and 8… Nbd7 (−0.13).
Is the Blackmar-Diemer Gambit Accepted: Teichmann Defense, Ciesielski Variation a good opening?
Stockfish rates the position at −0.37: 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 Accepted: Teichmann Defense, Ciesielski Variation?
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+).