ECO B40 · Sicilian Defense

Sicilian Defense: Pin Variation

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Bb4

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

6. e5+1.00

White is clearly better. Stockfish 18, depth 18.

Analyze this position

In the Sicilian Defense: Pin Variation (B40), reached after 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Bb4, Stockfish 18 recommends 6. e5 for White. White is clearly better (+1.00).

Top engine moves

  1. +1.006. e5 Nd5 7. Qg4 Kf8 8. Bd3 h5 9. Qe4 d6 10. O-O dxe5
  2. +0.366. Bd2 O-O 7. e5 Bxc3 8. Bxc3 Nd5 9. Qd2 a6 10. g3 f6
  3. +0.306. Bd3 d6 7. O-O Nc6 8. Nxc6 bxc6 9. Qe2 e5 10. Rd1 O-O

Variations

Frequently asked questions

What is the best move in the Sicilian Defense: Pin Variation?
After 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Bb4, Stockfish 18 at depth 18 recommends 6. e5 for White, continuing Nd5 7. Qg4 Kf8 8. Bd3 h5 9. Qe4 d6 10. O-O dxe5. White is clearly better (+1.00). The next best moves are 6. Bd2 (+0.36) and 6. Bd3 (+0.30).
Is the Sicilian Defense: Pin Variation a good opening?
Stockfish rates the position at +1.00: white is clearly 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: Pin Variation?
B40. 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+).