ECO B02 · Alekhine Defense

Alekhine Defense: Krejcik Variation, Krejcik Gambit

1. e4 Nf6 2. Bc4 Nxe4 3. Bxf7+

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

3… Kxf7−0.77

Black is slightly better. Stockfish 18, depth 18.

Analyze this position

In the Alekhine Defense: Krejcik Variation, Krejcik Gambit (B02), reached after 1. e4 Nf6 2. Bc4 Nxe4 3. Bxf7+, Stockfish 18 recommends 3… Kxf7 for Black. Black is slightly better (−0.77).

Top engine moves

  1. −0.773… Kxf7 4. Qh5+ Kg8 5. Qd5+ e6 6. Qxe4 d5 7. Qe3 e5 8. Ne2

Frequently asked questions

What is the best move in the Alekhine Defense: Krejcik Variation, Krejcik Gambit?
After 1. e4 Nf6 2. Bc4 Nxe4 3. Bxf7+, Stockfish 18 at depth 18 recommends 3… Kxf7 for Black, continuing 4. Qh5+ Kg8 5. Qd5+ e6 6. Qxe4 d5 7. Qe3 e5 8. Ne2. Black is slightly better (−0.77).
Is the Alekhine Defense: Krejcik Variation, Krejcik Gambit a good opening?
Stockfish rates the position at −0.77: 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 Alekhine Defense: Krejcik Variation, Krejcik Gambit?
B02. 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+).