ECO C39 · King's Gambit Accepted

King's Gambit Accepted: Kieseritzky Gambit, Berlin Defense, Rubinstein Variation

1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5 Nf6 6. d4

abcdefgh87654321
Black to move. The arrow shows Stockfish’s best move.
Best move

6… d6−0.68

Black is slightly better. Stockfish 18, depth 18.

Analyze this position

In the King's Gambit Accepted: Kieseritzky Gambit, Berlin Defense, Rubinstein Variation (C39), reached after 1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5 Nf6 6. d4, Stockfish 18 recommends 6… d6 for Black. Black is slightly better (−0.68).

Top engine moves

  1. −0.686… d6 7. Nd3 Nxe4 8. Bxf4 Qe7 9. Be2 Bg7 10. Nc3 f5 11. Nxe4
  2. −0.056… Bg7 7. Nxg4 Nxg4 8. Qxg4 Bxd4 9. Nc3 d6 10. Qxf4 Be6 11. Qf3
  3. +0.156… d5 7. Bxf4 Nh5 8. Qd2 f6 9. Nc3 Bg7 10. Nd3 dxe4 11. Nxe4

Frequently asked questions

What is the best move in the King's Gambit Accepted: Kieseritzky Gambit, Berlin Defense, Rubinstein Variation?
After 1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5 Nf6 6. d4, Stockfish 18 at depth 18 recommends 6… d6 for Black, continuing 7. Nd3 Nxe4 8. Bxf4 Qe7 9. Be2 Bg7 10. Nc3 f5 11. Nxe4. Black is slightly better (−0.68). The next best moves are 6… Bg7 (−0.05) and 6… d5 (+0.15).
Is the King's Gambit Accepted: Kieseritzky Gambit, Berlin Defense, Rubinstein Variation a good opening?
Stockfish rates the position at −0.68: 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 King's Gambit Accepted: Kieseritzky Gambit, Berlin Defense, Rubinstein Variation?
C39. ECO codes classify chess openings from A00 to E99; C is the volume for open games and the French Defense.

Opening names from the Lichess opening book (CC0). Pieces by Colin M.L. Burnett (GPLv2+).