ECO C39 · King's Gambit Accepted

King's Gambit Accepted: Kieseritzky Gambit, Paulsen Defense

1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5 Bg7

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White to move. The arrow shows Stockfish’s best move.
Best move

6. d4−0.06

The position is roughly equal. Stockfish 18, depth 18.

Analyze this position

In the King's Gambit Accepted: Kieseritzky Gambit, Paulsen Defense (C39), reached after 1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5 Bg7, Stockfish 18 recommends 6. d4 for White. The position is roughly equal (−0.06).

Top engine moves

  1. −0.066. d4 d6 7. Nxg4 Bxg4 8. Qxg4 Bxd4 9. Nc3 Nf6 10. Qf5 Bxc3+
  2. −0.486. Nxg4 d5 7. d4 dxe4 8. Bxf4 Qxd4 9. Qxd4 Bxd4 10. c3 Bxg4
  3. −0.836. Nd3 f3 7. gxf3 d5 8. exd5 Qxd5 9. Nc3 Qe6+ 10. Qe2 gxf3

Frequently asked questions

What is the best move in the King's Gambit Accepted: Kieseritzky Gambit, Paulsen Defense?
After 1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5 Bg7, Stockfish 18 at depth 18 recommends 6. d4 for White, continuing d6 7. Nxg4 Bxg4 8. Qxg4 Bxd4 9. Nc3 Nf6 10. Qf5 Bxc3+. The position is roughly equal (−0.06). The next best moves are 6. Nxg4 (−0.48) and 6. Nd3 (−0.83).
Is the King's Gambit Accepted: Kieseritzky Gambit, Paulsen Defense a good opening?
Stockfish rates the position at −0.06: the position is roughly equal. 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, Paulsen Defense?
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+).