C49

Four Knights Game: Spanish Variation, Svenonius Variation

Chess diagram: Four Knights Game: Spanish Variation, Svenonius Variation after 7…d5

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

1,964 games: White 50.4% / Draw 5.8% / Black 43.8%

The moves played next. Pick one to see it on the board.
Next moveGamesWhite / Draw / BlackW / D / B
800800
767767
217217
4646
3838
3838
2828
88

Rated Lichess games between players rated 1600 to 2500, from the Lichess opening explorer, updated Nov 1, 2026

Engine evaluation

+0.45 White is slightly better

Best play: 8. exd5 Qxd5 9. c4 Qd6 10. Bxc6 bxc6 11. Nd2 e4 12. Nxe4 Nxe4

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

Overview

Four Knights Game: Spanish Variation, Svenonius Variation (ECO C49, Open Games) is a variation of the Four Knights Game: Spanish Variation, reached after 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3 Bxc3 7. bxc3 d5 (7 moves).

In 1,964 rated Lichess games between players rated 1600 to 2500, White won 50.4%, Black 43.8% and 5.8% were drawn. White's most played move here is 8. exd5, in 41% of those games.

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How to play against the Four Knights Game: Spanish Variation, Svenonius Variation

8. Bxc6 scores best for White: 55.7%, with White winning 53.1% and Black 41.6% of 767 games. The most played, 8. exd5, scores 53.6% in 800 games, and 8. Bg5 scores lowest: 49.8%. Stockfish's first choice is 8. exd5.

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. “Four Knights Game: Spanish Variation, Svenonius Variation (C49)”. Lichess data as of 1 Nov 2026. https://chesscodex.org/openings/four-knights-game-spanish-variation-svenonius-variation