ECO B71 · Sicilian Defense

Sicilian Defense: Dragon Variation, Levenfish Variation

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f4

abcdefgh87654321
Black to move. The arrow shows Stockfish’s best move.
Best move

6… Nc6+0.03

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

Analyze this position

In the Sicilian Defense: Dragon Variation, Levenfish Variation (B71), reached after 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f4, Stockfish 18 recommends 6… Nc6 for Black. The position is roughly equal (+0.03).

Top engine moves

  1. +0.036… Nc6 7. Be2 Bg7 8. Be3 O-O 9. O-O Qb6 10. Qd3 Ng4 11. Bxg4
  2. +0.136… Bg7 7. Bb5+ Bd7 8. e5 Nh5 9. e6 fxe6 10. Nxe6 Bxc3+ 11. bxc3
  3. +0.426… a6 7. Be2 Bg7 8. Be3 Nc6 9. Nxc6 bxc6 10. e5 dxe5 11. Qxd8+

Variations

Frequently asked questions

What is the best move in the Sicilian Defense: Dragon Variation, Levenfish Variation?
After 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f4, Stockfish 18 at depth 18 recommends 6… Nc6 for Black, continuing 7. Be2 Bg7 8. Be3 O-O 9. O-O Qb6 10. Qd3 Ng4 11. Bxg4. The position is roughly equal (+0.03). The next best moves are 6… Bg7 (+0.13) and 6… a6 (+0.42).
Is the Sicilian Defense: Dragon Variation, Levenfish Variation a good opening?
Stockfish rates the position at +0.03: 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: Dragon Variation, Levenfish Variation?
B71. 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+).