ECO C89 · Ruy Lopez

Ruy Lopez: Marshall Attack, Steiner Variation

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d5 9. exd5 e4

abcdefgh87654321
White to move. The arrow shows Stockfish’s best move.
Best move

10. dxc6+0.90

White is clearly better. Stockfish 18, depth 18.

Analyze this position

In the Ruy Lopez: Marshall Attack, Steiner Variation (C89), reached after 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d5 9. exd5 e4, Stockfish 18 recommends 10. dxc6 for White. White is clearly better (+0.90).

Top engine moves

  1. +0.9010. dxc6 exf3 11. d4 fxg2 12. Nd2 a5 13. Nf3 a4 14. Bc2 Re8
  2. +0.2910. d4 Na5 11. Ne5 Nxb3 12. Nc6 Qd6 13. Qxb3 Re8 14. Nd2 Bf8
  3. +0.2710. d3 exf3 11. dxc6 fxg2 12. Qf3 Bg4 13. Qxg2 Re8 14. d4 Bd6

Frequently asked questions

What is the best move in the Ruy Lopez: Marshall Attack, Steiner Variation?
After 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d5 9. exd5 e4, Stockfish 18 at depth 18 recommends 10. dxc6 for White, continuing exf3 11. d4 fxg2 12. Nd2 a5 13. Nf3 a4 14. Bc2 Re8. White is clearly better (+0.90). The next best moves are 10. d4 (+0.29) and 10. d3 (+0.27).
Is the Ruy Lopez: Marshall Attack, Steiner Variation a good opening?
Stockfish rates the position at +0.90: White is clearly better. That is a large edge for an opening position, so check the engine lines before playing it from the other side.
What is the ECO code of the Ruy Lopez: Marshall Attack, Steiner Variation?
C89. ECO codes classify chess openings from A00 to E99; C is the volume for open games and the French Defense.

Opening names from the Lichess opening book (CC0). Pieces by Colin M.L. Burnett (GPLv2+).