King's Indian Defense: Orthodox Variation, Modern System
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Nd2
9… a5+0.40
White is slightly better. Stockfish 18, depth 18.
Analyze this positionIn the King's Indian Defense: Orthodox Variation, Modern System (E97), reached after 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Nd2, Stockfish 18 recommends 9… a5 for Black. White is slightly better (+0.40).
Top engine moves
- +0.409… a5 10. Rb1 Nd7 11. a3 f5 12. b4 Kh8 13. Rb3 b6 14. Qc2
- +0.559… Nd7 10. b4 a5 11. bxa5 Rxa5 12. Nb3 Ra8 13. a4 f5 14. a5
- +0.589… Ne8 10. b4 a5 11. bxa5 Rxa5 12. a4 f5 13. f3 c5 14. Nb3
Frequently asked questions
What is the best move in the King's Indian Defense: Orthodox Variation, Modern System?
After 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Nd2, Stockfish 18 at depth 18 recommends 9… a5 for Black, continuing 10. Rb1 Nd7 11. a3 f5 12. b4 Kh8 13. Rb3 b6 14. Qc2. White is slightly better (+0.40). The next best moves are 9… Nd7 (+0.55) and 9… Ne8 (+0.58).
Is the King's Indian Defense: Orthodox Variation, Modern System a good opening?
Stockfish rates the position at +0.40: 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: Orthodox Variation, Modern System?
E97. 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+).