ECO B90 · Sicilian Defense

Sicilian Defense: Najdorf Variation, Lipnitsky Attack

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4

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

6… e6+0.23

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

Analyze this position

In the Sicilian Defense: Najdorf Variation, Lipnitsky Attack (B90), reached after 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4, Stockfish 18 recommends 6… e6 for Black. The position is roughly equal (+0.23).

Top engine moves

  1. +0.236… e6 7. Bb3 b5 8. f3 Be7 9. Be3 O-O 10. g4 d5 11. g5
  2. +0.366… b5 7. Bb3 e6 8. f3 Be7 9. Be3 Bd7 10. g4 O-O 11. g5
  3. +0.456… Qc7 7. Bb3 e6 8. g4 h6 9. Be3 Nbd7 10. Qe2 b5 11. f3

Frequently asked questions

What is the best move in the Sicilian Defense: Najdorf Variation, Lipnitsky Attack?
After 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4, Stockfish 18 at depth 18 recommends 6… e6 for Black, continuing 7. Bb3 b5 8. f3 Be7 9. Be3 O-O 10. g4 d5 11. g5. The position is roughly equal (+0.23). The next best moves are 6… b5 (+0.36) and 6… Qc7 (+0.45).
Is the Sicilian Defense: Najdorf Variation, Lipnitsky Attack a good opening?
Stockfish rates the position at +0.23: 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: Najdorf Variation, Lipnitsky Attack?
B90. 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+).