ECO C26 · Vienna Game

Vienna Game: Mengarini Variation

1. e4 e5 2. Nc3 Nf6 3. a3

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

3… d5−0.14

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

Analyze this position

In the Vienna Game: Mengarini Variation (C26), reached after 1. e4 e5 2. Nc3 Nf6 3. a3, Stockfish 18 recommends 3… d5 for Black. The position is roughly equal (−0.14).

Top engine moves

  1. −0.143… d5 4. exd5 Nxd5 5. Qh5 Nc6 6. Bb5 Qd6 7. Nf3 Nf4 8. Qxe5+
  2. −0.143… Nc6 4. Nf3 d5 5. Bb5 Nxe4 6. Qe2 Qd6 7. Nxe4 dxe4 8. Qxe4
  3. −0.063… Bc5 4. Nf3 d6 5. Bc4 Nc6 6. h3 O-O 7. d3 Nd4 8. O-O

Frequently asked questions

What is the best move in the Vienna Game: Mengarini Variation?
After 1. e4 e5 2. Nc3 Nf6 3. a3, Stockfish 18 at depth 18 recommends 3… d5 for Black, continuing 4. exd5 Nxd5 5. Qh5 Nc6 6. Bb5 Qd6 7. Nf3 Nf4 8. Qxe5+. The position is roughly equal (−0.14). The next best moves are 3… Nc6 (−0.14) and 3… Bc5 (−0.06).
Is the Vienna Game: Mengarini Variation a good opening?
Stockfish rates the position at −0.14: 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 Vienna Game: Mengarini Variation?
C26. 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+).