ECO C25 · Vienna Gambit, with Max Lange Defense

Vienna Gambit, with Max Lange Defense: Cunningham Defense

1. e4 e5 2. Nc3 Nc6 3. f4 exf4 4. Nf3 Be7

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

5. Bc4+0.12

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

Analyze this position

In the Vienna Gambit, with Max Lange Defense: Cunningham Defense (C25), reached after 1. e4 e5 2. Nc3 Nc6 3. f4 exf4 4. Nf3 Be7, Stockfish 18 recommends 5. Bc4 for White. The position is roughly equal (+0.12).

Top engine moves

  1. +0.125. Bc4 Nf6 6. d3 O-O 7. O-O Na5 8. Bxf4 c6 9. a4 Nxc4
  2. −0.155. Bb5 a6 6. Bc4 Bh4+ 7. Kf1 Be7 8. d4 b5 9. Bd3 d6
  3. −0.325. Be2 d6 6. d4 g5 7. d5 Ne5 8. g3 Nxf3+ 9. Bxf3 fxg3

Frequently asked questions

What is the best move in the Vienna Gambit, with Max Lange Defense: Cunningham Defense?
After 1. e4 e5 2. Nc3 Nc6 3. f4 exf4 4. Nf3 Be7, Stockfish 18 at depth 18 recommends 5. Bc4 for White, continuing Nf6 6. d3 O-O 7. O-O Na5 8. Bxf4 c6 9. a4 Nxc4. The position is roughly equal (+0.12). The next best moves are 5. Bb5 (−0.15) and 5. Be2 (−0.32).
Is the Vienna Gambit, with Max Lange Defense: Cunningham Defense a good opening?
Stockfish rates the position at +0.12: 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 Vienna Gambit, with Max Lange Defense: Cunningham Defense?
C25. 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+).