ECO E71 · King's Indian Defense

King's Indian Defense: Karpov System

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 O-O 6. Be3

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

6… c5+0.50

White is slightly better. Stockfish 18, depth 18.

Analyze this position

In the King's Indian Defense: Karpov System (E71), reached after 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 O-O 6. Be3, Stockfish 18 recommends 6… c5 for Black. White is slightly better (+0.50).

Top engine moves

  1. +0.506… c5 7. d5 e6 8. Bd3 exd5 9. exd5 a6 10. a4 Qe7 11. Nf3
  2. +0.556… Na6 7. g4 c6 8. f3 Rb8 9. Qd2 Nc7 10. a4 a6 11. a5
  3. +0.596… Bd7 7. Nf3 e5 8. dxe5 dxe5 9. Qc2 Nc6 10. Be2 Nb4 11. Qb1

Frequently asked questions

What is the best move in the King's Indian Defense: Karpov System?
After 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 O-O 6. Be3, Stockfish 18 at depth 18 recommends 6… c5 for Black, continuing 7. d5 e6 8. Bd3 exd5 9. exd5 a6 10. a4 Qe7 11. Nf3. White is slightly better (+0.50). The next best moves are 6… Na6 (+0.55) and 6… Bd7 (+0.59).
Is the King's Indian Defense: Karpov System a good opening?
Stockfish rates the position at +0.50: 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 Defense: Karpov System?
E71. ECO codes classify chess openings from A00 to E99; E is the volume for indian defenses.

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