ECO B02 · Alekhine Defense

Alekhine Defense: Mokele Mbembe, Modern Line

1. e4 Nf6 2. e5 Ne4 3. d4 f6

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

4. Bd3+1.33

White is clearly better. Stockfish 18, depth 18.

Analyze this position

In the Alekhine Defense: Mokele Mbembe, Modern Line (B02), reached after 1. e4 Nf6 2. e5 Ne4 3. d4 f6, Stockfish 18 recommends 4. Bd3 for White. White is clearly better (+1.33).

Top engine moves

  1. +1.334. Bd3 d5 5. Nc3 g6 6. Nxe4 dxe4 7. Bxe4 fxe5 8. Nf3 Bg7
  2. +1.264. Nd2 d5 5. Bd3 f5 6. Nh3 c5 7. O-O Nc6 8. Nf4 g6
  3. +1.234. Nh3 d5 5. f3 Bxh3 6. fxe4 Be6 7. Nc3 c6 8. exd5 cxd5

Frequently asked questions

What is the best move in the Alekhine Defense: Mokele Mbembe, Modern Line?
After 1. e4 Nf6 2. e5 Ne4 3. d4 f6, Stockfish 18 at depth 18 recommends 4. Bd3 for White, continuing d5 5. Nc3 g6 6. Nxe4 dxe4 7. Bxe4 fxe5 8. Nf3 Bg7. White is clearly better (+1.33). The next best moves are 4. Nd2 (+1.26) and 4. Nh3 (+1.23).
Is the Alekhine Defense: Mokele Mbembe, Modern Line a good opening?
Stockfish rates the position at +1.33: 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 Alekhine Defense: Mokele Mbembe, Modern Line?
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+).