ECO B53 · Sicilian Defense

Sicilian Defense: Chekhover Variation

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4

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

4… Nf6+0.20

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

Analyze this position

In the Sicilian Defense: Chekhover Variation (B53), reached after 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4, Stockfish 18 recommends 4… Nf6 for Black. The position is roughly equal (+0.20).

Top engine moves

  1. +0.204… Nf6 5. Qd3 Nc6 6. Be2 g6 7. Nc3 Bg7 8. h3 a6 9. O-O
  2. +0.244… Nc6 5. Bb5 Bd7 6. Qe3 Nf6 7. O-O g6 8. Rd1 Ng4 9. Qc3
  3. +0.334… Bd7 5. Be3 Nf6 6. Nc3 Ng4 7. Qd2 Nxe3 8. Qxe3 Nc6 9. Bc4

Variations

Frequently asked questions

What is the best move in the Sicilian Defense: Chekhover Variation?
After 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4, Stockfish 18 at depth 18 recommends 4… Nf6 for Black, continuing 5. Qd3 Nc6 6. Be2 g6 7. Nc3 Bg7 8. h3 a6 9. O-O. The position is roughly equal (+0.20). The next best moves are 4… Nc6 (+0.24) and 4… Bd7 (+0.33).
Is the Sicilian Defense: Chekhover Variation a good opening?
Stockfish rates the position at +0.20: 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: Chekhover Variation?
B53. 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+).