Caissa Codex
D00

Blackmar-Diemer Gambit Accepted: Teichmann Defense, Classical Variation

Chess diagram: Blackmar-Diemer Gambit Accepted: Teichmann Defense, Classical Variation after 8. Be3

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Statistics from Lichess

62,036 games: White 55.7% / Draw 4.8% / Black 39.5%

The moves played next. Pick one to see it on the board.
Next moveGamesWhite / Draw / BlackW / D / B
49,00149K
6,5516,551
3,6743,674
1,2661,266
482482
465465
273273
120120

Rated Lichess games between players rated 1600 to 2500, from the Lichess opening explorer, updated Oct 31, 2026

Engine evaluation

−0.08 The position is about equal

Best play: 8... e6 9. Bd3 Nbd7 10. g4 Bb4 11. g5 Nd5 12. O-O Qe7 13. Nxd5

Stockfish 19, depth 30, after the line's last move. Scores are in pawns, from White's side.

Overview

Blackmar-Diemer Gambit Accepted: Teichmann Defense, Classical Variation (ECO D00, Closed & Semi-Closed Games) is a gambit in the Blackmar-Diemer Gambit Accepted: Teichmann Defense, reached after 1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 Bg4 6. h3 Bxf3 7. Qxf3 c6 8. Be3 (8 moves).

In 62,036 rated Lichess games between players rated 1600 to 2500, White won 55.7%, Black 39.5% and 4.8% were drawn. Black's most played move here is 8…e6, in 79% of those games.

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How to play against the Blackmar-Diemer Gambit Accepted: Teichmann Defense, Classical Variation

8…Nbd7 scores best for Black: 43.2%, with Black winning 40.9% and White 54.5% of 6,551 games. The most played, 8…e6, scores 41.9% in 49K games, and 8…Nd5 scores lowest: 39.9%. Stockfish's first choice is 8…e6.

Main answers: those played in at least 5% of these games. Score: Black's wins plus half the draws, in rated Lichess games between players rated 1600 to 2500. How to play against other popular openings

Other lines from the same position

Instead of 6. h3 Bxf3 7. Qxf3 c6 8. Be3, the position after Blackmar-Diemer Gambit Accepted: Teichmann Defense also goes on to:

Cite this page

Caissa Codex. “Blackmar-Diemer Gambit Accepted: Teichmann Defense, Classical Variation (D00)”. Lichess data as of 31 Oct 2026. https://chesscodex.org/openings/blackmar-diemer-gambit-accepted-teichmann-defense-classical-variation

https://chesscodex.org/openings/blackmar-diemer-gambit-accepted-teichmann-defense-classical-variation