ECO C02 · French Defense

French Defense: Advance Variation, Kupreichik Variation

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Be3

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

5… Qb6−0.30

Black is slightly better. Stockfish 18, depth 18.

Analyze this position

In the French Defense: Advance Variation, Kupreichik Variation (C02), reached after 1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Be3, Stockfish 18 recommends 5… Qb6 for Black. Black is slightly better (−0.30).

Top engine moves

  1. −0.305… Qb6 6. Qd2 f6 7. Nf3 fxe5 8. dxe5 Nh6 9. Bxh6 gxh6 10. c4
  2. −0.295… Nge7 6. Bd3 Qb6 7. Qd2 c4 8. Be2 Nf5 9. Bf4 Bd7 10. Nf3
  3. −0.135… Nh6 6. Bd3 Qb6 7. Ne2 Ng4 8. Bf4 f6 9. exf6 e5 10. Bg3

Frequently asked questions

What is the best move in the French Defense: Advance Variation, Kupreichik Variation?
After 1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Be3, Stockfish 18 at depth 18 recommends 5… Qb6 for Black, continuing 6. Qd2 f6 7. Nf3 fxe5 8. dxe5 Nh6 9. Bxh6 gxh6 10. c4. Black is slightly better (−0.30). The next best moves are 5… Nge7 (−0.29) and 5… Nh6 (−0.13).
Is the French Defense: Advance Variation, Kupreichik Variation a good opening?
Stockfish rates the position at −0.30: black is slightly 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 French Defense: Advance Variation, Kupreichik Variation?
C02. ECO codes classify chess openings from A00 to E99; C is the volume for open games and the French Defense.

Opening names from the Lichess opening book (CC0). Pieces by Colin M.L. Burnett (GPLv2+).