ECO C37 · King's Gambit Accepted

King's Gambit Accepted: Rosentreter Gambit, Sörensen Gambit

1. e4 e5 2. f4 exf4 3. Nf3 g5 4. d4 g4 5. Nc3

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

5… Nc6−0.95

Black is clearly better. Stockfish 18, depth 18.

Analyze this position

In the King's Gambit Accepted: Rosentreter Gambit, Sörensen Gambit (C37), reached after 1. e4 e5 2. f4 exf4 3. Nf3 g5 4. d4 g4 5. Nc3, Stockfish 18 recommends 5… Nc6 for Black. Black is clearly better (−0.95).

Top engine moves

  1. −0.955… Nc6 6. Ne5 Nxe5 7. dxe5 Qh4+ 8. Ke2 f3+ 9. gxf3 gxf3+ 10. Kd3
  2. −0.805… gxf3 6. Qxf3 Nc6 7. Qxf4 d6 8. Bc4 Qf6 9. Qxf6 Nxf6 10. O-O
  3. −0.715… d6 6. Bxf4 gxf3 7. Qxf3 Qh4+ 8. Bg3 Qf6 9. Qd3 Ne7 10. Nb5

Frequently asked questions

What is the best move in the King's Gambit Accepted: Rosentreter Gambit, Sörensen Gambit?
After 1. e4 e5 2. f4 exf4 3. Nf3 g5 4. d4 g4 5. Nc3, Stockfish 18 at depth 18 recommends 5… Nc6 for Black, continuing 6. Ne5 Nxe5 7. dxe5 Qh4+ 8. Ke2 f3+ 9. gxf3 gxf3+ 10. Kd3. Black is clearly better (−0.95). The next best moves are 5… gxf3 (−0.80) and 5… d6 (−0.71).
Is the King's Gambit Accepted: Rosentreter Gambit, Sörensen Gambit a good opening?
Stockfish rates the position at −0.95: black is clearly 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: Rosentreter Gambit, Sörensen Gambit?
C37. 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+).