ECO C37 · King's Gambit Accepted

King's Gambit Accepted: Double Muzio Gambit, Bello Gambit

1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 g4 5. O-O gxf3 6. Qxf3 Qf6 7. Nc3

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

7… Qd4+−1.66

Black is clearly better. Stockfish 18, depth 18.

Analyze this position

In the King's Gambit Accepted: Double Muzio Gambit, Bello Gambit (C37), reached after 1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 g4 5. O-O gxf3 6. Qxf3 Qf6 7. Nc3, Stockfish 18 recommends 7… Qd4+ for Black. Black is clearly better (−1.66).

Top engine moves

  1. −1.667… Qd4+ 8. Kh1 Qxc4 9. Nd5 d6 10. b3 Qxc2 11. Ba3 Na6 12. Rac1
  2. −1.037… Ne7 8. d3 d6 9. Bxf4 Kd8 10. Qe2 Qg6 11. e5 Nf5 12. d4
  3. −0.987… d6 8. d3 Ne7 9. Bxf4 Kd8 10. Qe2 Qg6 11. e5 Nf5 12. Rae1

Frequently asked questions

What is the best move in the King's Gambit Accepted: Double Muzio Gambit, Bello Gambit?
After 1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 g4 5. O-O gxf3 6. Qxf3 Qf6 7. Nc3, Stockfish 18 at depth 18 recommends 7… Qd4+ for Black, continuing 8. Kh1 Qxc4 9. Nd5 d6 10. b3 Qxc2 11. Ba3 Na6 12. Rac1. Black is clearly better (−1.66). The next best moves are 7… Ne7 (−1.03) and 7… d6 (−0.98).
Is the King's Gambit Accepted: Double Muzio Gambit, Bello Gambit a good opening?
Stockfish rates the position at −1.66: 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: Double Muzio Gambit, Bello 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+).