E12

Queen's Indian Defense: Kasparov-Petrosian Variation, Classical Variation

Chess diagram: Queen's Indian Defense: Kasparov-Petrosian Variation, Classical Variation after 6…exd5

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

23,860 games: White 51.3% / Draw 7.1% / Black 41.6%

The moves played next. Pick one to see it on the board.
Next moveGamesWhite / Draw / BlackW / D / B
12,08912K
4,1474,147
3,9243,924
1,7991,799
892892
336336
221221
219219

Rated Lichess games between players rated 1600 to 2500, from the Lichess opening explorer, updated Oct 30, 2026

Engine evaluation

+0.25 The position is about equal

Best play: 7. g3 Be7 8. Bg2 O-O 9. O-O Nbd7 10. b4 Ne4 11. Qb3 Nxc3

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

Overview

Queen's Indian Defense: Kasparov-Petrosian Variation, Classical Variation (ECO E12, Indian Defenses) is a variation of the Queen's Indian Defense: Kasparov-Petrosian Variation, Main Line, reached after 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 exd5 (6 moves).

In 23,860 rated Lichess games between players rated 1600 to 2500, White won 51.3%, Black 41.6% and 7.1% were drawn. White's most played move here is 7. Bg5, in 51% of those games.

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How to play against the Queen's Indian Defense: Kasparov-Petrosian Variation, Classical Variation

7. g3 scores best for White: 55.9%, with White winning 52.1% and Black 40.3% of 4,147 games. The most played, 7. Bg5, scores 54.9% in 12K games, and 7. e3 scores lowest: 48.1%. Stockfish's first choice is also 7. g3.

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. “Queen's Indian Defense: Kasparov-Petrosian Variation, Classical Variation (E12)”. Lichess data as of 30 Oct 2026. https://chesscodex.org/openings/queens-indian-defense-kasparov-petrosian-variation-classical-variation