ECO A35 · English Opening

English Opening: Symmetrical Variation, Four Knights Variation

1. c4 c5 2. Nf3 Nf6 3. Nc3 Nc6

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

4. g3+0.39

White is slightly better. Stockfish 18, depth 18.

Analyze this position

In the English Opening: Symmetrical Variation, Four Knights Variation (A35), reached after 1. c4 c5 2. Nf3 Nf6 3. Nc3 Nc6, Stockfish 18 recommends 4. g3 for White. White is slightly better (+0.39).

Top engine moves

  1. +0.394. g3 d5 5. d4 cxd4 6. Nxd4 e5 7. Nxc6 bxc6 8. Bg2 Rb8
  2. +0.334. d4 cxd4 5. Nxd4 e6 6. g3 Bc5 7. Nb3 Bb4 8. Bg2 b6
  3. +0.214. e3 e6 5. a3 d5 6. d4 a6 7. dxc5 Bxc5 8. b4 Ba7

Variations

Frequently asked questions

What is the best move in the English Opening: Symmetrical Variation, Four Knights Variation?
After 1. c4 c5 2. Nf3 Nf6 3. Nc3 Nc6, Stockfish 18 at depth 18 recommends 4. g3 for White, continuing d5 5. d4 cxd4 6. Nxd4 e5 7. Nxc6 bxc6 8. Bg2 Rb8. White is slightly better (+0.39). The next best moves are 4. d4 (+0.33) and 4. e3 (+0.21).
Is the English Opening: Symmetrical Variation, Four Knights Variation a good opening?
Stockfish rates the position at +0.39: white 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 English Opening: Symmetrical Variation, Four Knights Variation?
A35. ECO codes classify chess openings from A00 to E99; A is the volume for flank openings.

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