ECO B50 · Sicilian Defense

Sicilian Defense: Modern Variations, Tartakower

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. c3

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

4… Nf6−0.18

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

Analyze this position

In the Sicilian Defense: Modern Variations, Tartakower (B50), reached after 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. c3, Stockfish 18 recommends 4… Nf6 for Black. The position is roughly equal (−0.18).

Top engine moves

  1. −0.184… Nf6 5. Qxd4 Nc6 6. Qd3 g6 7. Be2 Bg7 8. O-O d5 9. exd5
  2. −0.154… dxc3 5. Nxc3 e6 6. Qb3 Nc6 7. Bf4 Nge7 8. Be3 Ng6 9. h4
  3. +0.314… d3 5. Bxd3 Nd7 6. O-O g6 7. h3 Bg7 8. c4 Ngf6 9. Nc3

Frequently asked questions

What is the best move in the Sicilian Defense: Modern Variations, Tartakower?
After 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. c3, Stockfish 18 at depth 18 recommends 4… Nf6 for Black, continuing 5. Qxd4 Nc6 6. Qd3 g6 7. Be2 Bg7 8. O-O d5 9. exd5. The position is roughly equal (−0.18). The next best moves are 4… dxc3 (−0.15) and 4… d3 (+0.31).
Is the Sicilian Defense: Modern Variations, Tartakower a good opening?
Stockfish rates the position at −0.18: 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: Modern Variations, Tartakower?
B50. 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+).