ECO B20 · Sicilian Defense

Sicilian Defense: Myers Attack, with a4

1. e4 c5 2. a4

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

2… Nc6−0.17

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

Analyze this position

In the Sicilian Defense: Myers Attack, with a4 (B20), reached after 1. e4 c5 2. a4, Stockfish 18 recommends 2… Nc6 for Black. The position is roughly equal (−0.17).

Top engine moves

  1. −0.172… Nc6 3. Nf3 Nf6 4. Nc3 d5 5. exd5 Nxd5 6. Bc4 e6 7. d4
  2. −0.082… e6 3. Nf3 Nc6 4. Nc3 Nge7 5. Be2 d5 6. exd5 Nxd5 7. d4
  3. +0.012… g6 3. c3 d5 4. e5 Nc6 5. d4 h5 6. Bb5 cxd4 7. cxd4

Frequently asked questions

What is the best move in the Sicilian Defense: Myers Attack, with a4?
After 1. e4 c5 2. a4, Stockfish 18 at depth 18 recommends 2… Nc6 for Black, continuing 3. Nf3 Nf6 4. Nc3 d5 5. exd5 Nxd5 6. Bc4 e6 7. d4. The position is roughly equal (−0.17). The next best moves are 2… e6 (−0.08) and 2… g6 (+0.01).
Is the Sicilian Defense: Myers Attack, with a4 a good opening?
Stockfish rates the position at −0.17: 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: Myers Attack, with a4?
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+).