Caissa Codex
D35

Queen's Gambit Declined: Exchange Variation, Chameleon Variation

Chess diagram: Queen's Gambit Declined: Exchange Variation, Chameleon Variation after 10. O-O-O

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Statistics from Lichess

417 games: White 48.9% / Draw 6.2% / Black 44.8%

The moves played next. Pick one to see it on the board.
Next moveGamesWhite / Draw / BlackW / D / B
182182
7070
3434
2626
2121
1818
1313
1313

Rated Lichess games between players rated 1600 to 2500, from the Lichess opening explorer, updated Oct 27, 2026

Engine evaluation

−0.05 The position is about equal

Best play: 10... c6 11. f3 a5 12. h4 b5 13. Kb1 a4 14. Bxf6 Bxf6 15. e4

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

Overview

Queen's Gambit Declined: Exchange Variation, Chameleon Variation (ECO D35, Closed & Semi-Closed Games) is a declined gambit in the Queen's Gambit Declined: Exchange Variation, Positional Variation, reached after 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Be7 6. e3 O-O 7. Bd3 Nbd7 8. Qc2 Re8 9. Nge2 Nf8 10. O-O-O (10 moves).

In 417 rated Lichess games between players rated 1600 to 2500, White won 48.9%, Black 44.8% and 6.2% were drawn. Black's most played move here is 10…c6, in 44% of those games.

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Other lines from the same position

Instead of 5…Be7 6. e3 O-O 7. Bd3 Nbd7 8. Qc2 Re8 9. Nge2 Nf8 10. O-O-O, the position after Queen's Gambit Declined: Exchange Variation, Positional Variation also goes on to:

Cite this page

Caissa Codex. “Queen's Gambit Declined: Exchange Variation, Chameleon Variation (D35)”. Lichess data as of 27 Oct 2026. https://chesscodex.org/openings/queens-gambit-declined-exchange-variation-chameleon-variation

https://chesscodex.org/openings/queens-gambit-declined-exchange-variation-chameleon-variation