C46

Three Knights Opening: Steinitz-Rosenthal Variation

Chess diagram: Three Knights Opening: Steinitz-Rosenthal Variation after 5. Nd5

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

3,327 games: White 56.4% / Draw 6.3% / Black 37.2%

The moves played next. Pick one to see it on the board.
Next moveGamesWhite / Draw / BlackW / D / B
2,8832,883
247247
8181
4545
2626
1515
1111
77

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

Engine evaluation

−0.01 The position is about equal

Best play: 5... Bg7 6. Bg5 Nce7 7. Bc4 h6 8. Bh4 g5 9. Bg3 Nxd5 10. Bxd5

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

Overview

Three Knights Opening: Steinitz-Rosenthal Variation (ECO C46, Open Games) is a variation of the Three Knights Opening: Steinitz Defense, reached after 1. e4 e5 2. Nf3 Nc6 3. Nc3 g6 4. d4 exd4 5. Nd5 (5 moves).

In 3,327 rated Lichess games between players rated 1600 to 2500, White won 56.4%, Black 37.2% and 6.3% were drawn. Black's most played move here is 5…Bg7, in 87% of those games.

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How to play against the Three Knights Opening: Steinitz-Rosenthal Variation

The most played answer, 5…Bg7, also scores best for Black: 41.6%, with Black winning 38.3% and White 55.2% of 2,883 games. Of the main answers, 5…h6 scores lowest: 36.2%. Stockfish's first choice is also 5…Bg7.

Main answers: those played in at least 5% of these games. Score: Black'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. “Three Knights Opening: Steinitz-Rosenthal Variation (C46)”. Lichess data as of 30 Oct 2026. https://chesscodex.org/openings/three-knights-opening-steinitz-rosenthal-variation