ECO B50 · Sicilian Defense

Sicilian Defense: Wing Gambit, Deferred Variation

1. e4 c5 2. Nf3 d6 3. b4

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

3… cxb4−0.18

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

Analyze this position

In the Sicilian Defense: Wing Gambit, Deferred Variation (B50), reached after 1. e4 c5 2. Nf3 d6 3. b4, Stockfish 18 recommends 3… cxb4 for Black. The position is roughly equal (−0.18).

Top engine moves

  1. −0.183… cxb4 4. d4 Nf6 5. Bd3 Nc6 6. O-O e6 7. c4 d5 8. Nbd2
  2. −0.013… Nf6 4. bxc5 Nxe4 5. cxd6 e6 6. Be2 Bxd6 7. O-O O-O 8. c4
  3. +0.203… Nd7 4. bxc5 Nxc5 5. Bb5+ Bd7 6. Qe2 Nf6 7. Nc3 e6 8. d4

Frequently asked questions

What is the best move in the Sicilian Defense: Wing Gambit, Deferred Variation?
After 1. e4 c5 2. Nf3 d6 3. b4, Stockfish 18 at depth 18 recommends 3… cxb4 for Black, continuing 4. d4 Nf6 5. Bd3 Nc6 6. O-O e6 7. c4 d5 8. Nbd2. The position is roughly equal (−0.18). The next best moves are 3… Nf6 (−0.01) and 3… Nd7 (+0.20).
Is the Sicilian Defense: Wing Gambit, Deferred Variation a good opening?
Stockfish rates the position at −0.18: 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 Sicilian Defense: Wing Gambit, Deferred Variation?
B50. 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+).