E81

King's Indian Defense: Sämisch Variation, Byrne Defense

Chess diagram: King's Indian Defense: Sämisch Variation, Byrne Defense after 7…a6

Type a move and press Enter: e4, Nf3, O-O, or from and to squares like g1f3 (e7e8q to promote). The board is also played with the mouse.

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Statistics from Lichess

24,100 games: White 49.3% / Draw 5.4% / Black 45.2%

The moves played next. Pick one to see it on the board.
Next moveGamesWhite / Draw / BlackW / D / B
17,14617K
3,7233,723
2,5162,516
103103
8888
8282
7979
7171

Rated Lichess games between players rated 1600 to 2500, from the Lichess opening explorer, updated Oct 31, 2026

Engine evaluation

+0.32 White is slightly better

Best play: 8. Nge2 b5 9. O-O bxc4 10. Bxc4 d5 11. Bb3 dxe4 12. Nxe4 a5

Stockfish 19, depth 30, after the line's last move. Scores are in pawns, from White's side.

Overview

King's Indian Defense: Sämisch Variation, Byrne Defense (ECO E81, Indian Defenses) is a variation of the King's Indian Defense: Sämisch Variation, Normal Defense, reached after 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 c6 7. Bd3 a6 (7 moves).

In 24,100 rated Lichess games between players rated 1600 to 2500, White won 49.3%, Black 45.2% and 5.4% were drawn. White's most played move here is 8. Nge2, in 71% of those games.

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How to play against the King's Indian Defense: Sämisch Variation, Byrne Defense

8. a4 scores best for White: 55.2%, with White winning 52.2% and Black 41.8% of 3,723 games. The most played, 8. Nge2, scores 52.0% in 17K games, and 8. Qd2 scores lowest: 49.2%. Stockfish's first choice is 8. Nge2.

Main answers: those played in at least 5% of these games. Score: White's wins plus half the draws, in rated Lichess games between players rated 1600 to 2500. How to play against other popular openings

Cite this page

Caissa Codex. “King's Indian Defense: Sämisch Variation, Byrne Defense (E81)”. Lichess data as of 31 Oct 2026. https://chesscodex.org/openings/kings-indian-defense-samisch-variation-byrne-defense