D00

Blackmar-Diemer Gambit: Lemberger Countergambit, Lange Gambit

Chess diagram: Blackmar-Diemer Gambit: Lemberger Countergambit, Lange Gambit after 4. Nxe4

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Statistics from Lichess

38,352 games: White 48.1% / Draw 4.7% / Black 47.2%

The moves played next. Pick one to see it on the board.
Next moveGamesWhite / Draw / BlackW / D / B
18,19618K
17,73018K
823823
636636
404404
280280
8989
5050

Rated Lichess games between players rated 1600 to 2500, from the Lichess opening explorer, updated Oct 29, 2026

Engine evaluation

−0.28 The position is about equal

Best play: 4... Qxd4 5. Bd3 Nc6 6. Nf3 Qd5 7. O-O Nf6 8. Nc3 Qe6 9. Re1

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

Overview

Blackmar-Diemer Gambit: Lemberger Countergambit, Lange Gambit (ECO D00, Closed & Semi-Closed Games) is a gambit in the Blackmar-Diemer Gambit: Lemberger Countergambit, reached after 1. d4 d5 2. e4 dxe4 3. Nc3 e5 4. Nxe4 (4 moves).

In 38,352 rated Lichess games between players rated 1600 to 2500, White won 48.1%, Black 47.2% and 4.7% were drawn. Black's most played move here is 4…Qxd4, in 47% of those games.

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How to play against the Blackmar-Diemer Gambit: Lemberger Countergambit, Lange Gambit

The most played answer, 4…Qxd4, also scores best for Black: 51.0%, with Black winning 48.5% and White 46.6% of 18K games. Of the main answers, 4…exd4 scores lowest: 48.3%. Stockfish's first choice is also 4…Qxd4.

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

Transpositions

Cite this page

Caissa Codex. “Blackmar-Diemer Gambit: Lemberger Countergambit, Lange Gambit (D00)”. Lichess data as of 29 Oct 2026. https://chesscodex.org/openings/blackmar-diemer-gambit-lemberger-countergambit-lange-gambit