ECO A05 · King's Indian Attack

King's Indian Attack: Symmetrical Defense

1. Nf3 Nf6 2. g3 g6

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

3. c4+0.31

White is slightly better. Stockfish 18, depth 18.

Analyze this position

In the King's Indian Attack: Symmetrical Defense (A05), reached after 1. Nf3 Nf6 2. g3 g6, Stockfish 18 recommends 3. c4 for White. White is slightly better (+0.31).

Top engine moves

  1. +0.313. c4 Bg7 4. Bg2 c6 5. b3 O-O 6. O-O d5 7. Bb2 a5
  2. +0.303. Bg2 Bg7 4. c4 c6 5. b3 O-O 6. O-O d5 7. Bb2 a5
  3. +0.243. d4 d5 4. Bg2 Bg7 5. O-O c6 6. c4 dxc4 7. a4 Be6

Frequently asked questions

What is the best move in the King's Indian Attack: Symmetrical Defense?
After 1. Nf3 Nf6 2. g3 g6, Stockfish 18 at depth 18 recommends 3. c4 for White, continuing Bg7 4. Bg2 c6 5. b3 O-O 6. O-O d5 7. Bb2 a5. White is slightly better (+0.31). The next best moves are 3. Bg2 (+0.30) and 3. d4 (+0.24).
Is the King's Indian Attack: Symmetrical Defense a good opening?
Stockfish rates the position at +0.31: 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 King's Indian Attack: Symmetrical Defense?
A05. 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+).