C39

King's Gambit Accepted: Kieseritzky Gambit, Brentano Defense

Chess diagram: King's Gambit Accepted: Kieseritzky Gambit, Brentano Defense after 5…d5

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

11,155 games: White 51.2% / Draw 3.7% / Black 45.1%

The moves played next. Pick one to see it on the board.
Next moveGamesWhite / Draw / BlackW / D / B
5,0645,064
3,3333,333
1,9731,973
449449
130130
4747
4242
4040

Rated Lichess games between players rated 1600 to 2500, from the Lichess opening explorer, updated Nov 2, 2026

Engine evaluation

0.00 The position is about equal

Best play: 6. d4 Nf6 7. Bxf4 Nh5 8. Qd2 f6 9. Nc3 Bg7 10. Nd3 dxe4

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

Overview

King's Gambit Accepted: Kieseritzky Gambit, Brentano Defense (ECO C39, Open Games) is a gambit in the King's Gambit Accepted: Kieseritzky Gambit, reached after 1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5 d5 (5 moves).

In 11,155 rated Lichess games between players rated 1600 to 2500, White won 51.2%, Black 45.1% and 3.7% were drawn. White's most played move here is 6. exd5, in 45% of those games.

It continues into one named variation. In all, 2 named lines continue from it.

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How to play against the King's Gambit Accepted: Kieseritzky Gambit, Brentano Defense

6. d4 scores best for White: 64.3%, with White winning 62.7% and Black 34.1% of 1,973 games. The most played, 6. exd5, scores 54.5% in 5,064 games, and 6. Nxg4 scores lowest: 45.5%. Stockfish's first choice is also 6. d4.

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

Variations (1)

All 2 named lines that continue from here

Cite this page

Caissa Codex. “King's Gambit Accepted: Kieseritzky Gambit, Brentano Defense (C39)”. Lichess data as of 2 Nov 2026. https://chesscodex.org/openings/kings-gambit-accepted-kieseritzky-gambit-brentano-defense