D11

Slav Defense: Breyer Variation

Chess diagram: Slav Defense: Breyer Variation after 4. Nbd2

Type a move and press Enter: e4, Nf3, O-O, or from and to squares like g1f3 (e7e8q to promote). The board is also played with the mouse.

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Statistics from Lichess

151,726 games: White 50.8% / Draw 7.6% / Black 41.6%

The moves played next. Pick one to see it on the board.
Next moveGamesWhite / Draw / BlackW / D / B
59,04459K
37,69138K
18,76419K
16,29116K
8,6828,682
4,1884,188
3,4023,402
1,4641,464

Rated Lichess games between players rated 1600 to 2500, from the Lichess opening explorer, updated Oct 13, 2026

Engine evaluation

0.00 The position is about equal

Best play: 4... Bf5 5. Nh4 Be4 6. Qb3 Nbd7 7. f3 dxc4 8. Qxb7 Bc2 9. Nxc4

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

Overview

Slav Defense: Breyer Variation (ECO D11, Closed & Semi-Closed Games) is a variation of the Slav Defense: Modern Line, reached after 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nbd2 (4 moves).

In 151,726 rated Lichess games between players rated 1600 to 2500, White won 50.8%, Black 41.6% and 7.6% were drawn. Black's most played move here is 4…Bf5, in 39% of those games.

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How to play against the Slav Defense: Breyer Variation

The most played answer, 4…Bf5, also scores best for Black: 47.5%, with Black winning 43.5% and White 48.6% of 59K games. Of the main answers, 4…e6 scores lowest: 42.0%. Stockfish's first choice is also 4…Bf5.

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

Cite this page

Caissa Codex. “Slav Defense: Breyer Variation (D11)”. Lichess data as of 13 Oct 2026. https://chesscodex.org/openings/slav-defense-breyer-variation