King's Indian Defense: Orthodox Variation, Classical System, Kozul Gambit
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. Ne1 Nd7 10. Be3 f5 11. f3 f4 12. Bf2 g5 13. Rc1 Ng6 14. c5
The King's Indian Defense: Orthodox Variation, Classical System, Kozul Gambit is a chess opening classified as ECO E98, 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. Ne1 Nd7 10. Be3 f5 11. f3 f4 12. Bf2 g5 13. Rc1 Ng6 14. c5. It is a line of the King's Indian Defense. Black is to move.
In 12.6 million rated Lichess games (blitz and slower), this position was reached 1 times by this move order. White won 0%, 0% were drawn and Black won 100%. The most popular continuation is 14… Nxc5 (100% of games).
Engine evaluation: +0.26 (Stockfish, depth 35; best line 14… Nxc5 15. b4 Na6 16. Nb5 b6 17. Qa4)
- ECO
- E98
- Moves
- 27 plies
- FEN
r1bq1rk1/pppn2bp/3p2n1/2PPp1p1/4Pp2/2N2P2/PP2BBPP/2RQNRK1 b - - 0 14- PGN
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. Ne1 Nd7 10. Be3 f5 11. f3 f4 12. Bf2 g5 13. Rc1 Ng6 14. c5
Analyse with Stockfish · Board image (SVG) · Open on Lichess
Results by rating
| Average rating | Games | White / draw / Black |
|---|---|---|
| 2000+ | 1 | |
| All | 1 |
Most played moves
| Move | Games | White / draw / Black |
|---|---|---|
| 14… Nxc5 | 1 (100%) |
Master games
65 over-the-board games are classified under this line (White 48%, draw 23%, Black 29%). The strongest:
- Stockfish dev-20250118-8e3e22b (3683) – LCZero 0.31-dag-c93c6a8-BT4-61 (3652) 1/2-1/2 · TCEC 27 Theory Bonus · 2025-01-24
- GM So, W. (2760) – GM Liren Ding (2782) 1-0 · 8th Grand Slam Masters · 2015-10-26
- GM Andrey Sumets (2628) – IM Yunguo Wan (2504) 1-0 · Cappelle-la-Grande Open 2014 · 2014-03-07
- GM Parham Maghsoodloo (2584) – GM Alan Pichot (2544) 1-0 · World Blitz 2016 · 2016-12-30
- GM Parham Maghsoodloo (2590) – GM Aryan Chopra (2507) 0-1 · 24th Abu Dhabi Masters · 2017-08-20
Highest-rated Lichess games
- Future_Champion777 (2359) – adamiva5 (2382) 0-1 · 2026-09-01 · 180 + 2s
Comes from
King's Indian Defense: Orthodox Variation, Classical System, Neo-Classical Line 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. Ne1 Nd7 10. Be3
More King's Indian Defense lines (all)
- King's Indian Defense: Fianchetto Variation E60
- King's Indian Defense: Fianchetto Variation, Immediate Fianchetto E60
- King's Indian Defense: Normal Variation, King's Knight Variation E60
- King's Indian Defense: Santasiere Variation E60
- King's Indian Defense: Semi-Classical Variation, Benoni Variation E60
- King's Indian Defense: Semi-Classical Variation, Hollywood Variation E60
- King's Indian Defense E61
- King's Indian Defense: Fianchetto Variation, Benjamin Defense E61
- King's Indian Defense: Semi-Classical Variation E61
- King's Indian Defense: Semi-Classical Variation, Exchange Variation E61
- King's Indian Defense: Semi-Classical Variation, Queenside Storm Line E61
- King's Indian Defense: Smyslov Variation E61
Opening names and moves from the Lichess openings dataset; statistics from the Lichess open database, 2026-09 (CC0), sample of 12.6 million games, bots excluded; evaluations from Lichess cloud analysis (all CC0). Master games from The Week in Chess #920–#1664 by Mark Crowther, used with permission.