ECO B20 · Sicilian Defense

Sicilian Defense: Wing Gambit

1. e4 c5 2. b4

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

2… d5−0.50

Black is slightly better. Stockfish 18, depth 18.

Analyze this position

In the Sicilian Defense: Wing Gambit (B20), reached after 1. e4 c5 2. b4, Stockfish 18 recommends 2… d5 for Black. Black is slightly better (−0.50).

Top engine moves

  1. −0.502… d5 3. exd5 cxb4 4. a3 Qxd5 5. Nf3 e6 6. axb4 Bxb4 7. Nc3
  2. −0.462… cxb4 3. a3 d5 4. exd5 Qxd5 5. Nf3 e6 6. Be2 Nf6 7. d4
  3. −0.202… e5 3. b5 Nf6 4. Nc3 d5 5. exd5 Nxd5 6. Qf3 Nf6 7. a4

Variations

Frequently asked questions

What is the best move in the Sicilian Defense: Wing Gambit?
After 1. e4 c5 2. b4, Stockfish 18 at depth 18 recommends 2… d5 for Black, continuing 3. exd5 cxb4 4. a3 Qxd5 5. Nf3 e6 6. axb4 Bxb4 7. Nc3. Black is slightly better (−0.50). The next best moves are 2… cxb4 (−0.46) and 2… e5 (−0.20).
Is the Sicilian Defense: Wing Gambit a good opening?
Stockfish rates the position at −0.50: 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 Sicilian Defense: Wing Gambit?
B20. ECO codes classify chess openings from A00 to E99; B is the volume for semi-open games (other than the French).

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