C71

Ruy Lopez: Morphy Defense, Modern Steinitz Defense 4…d6 5. c4

Chess diagram: Ruy Lopez: Morphy Defense, Modern Steinitz Defense after 5. c4

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Statistics from Lichess

11,402 games: White 50.5% / Draw 7.0% / Black 42.5%

The moves played next. Pick one to see it on the board.
Next moveGamesWhite / Draw / BlackW / D / B
4,7964,796
2,4372,437
2,2742,274
613613
319319
209209
189189
188188

Rated Lichess games between players rated 1600 to 2500, from the Lichess opening explorer, updated Oct 25, 2026

Engine evaluation

+0.22 The position is about equal

Best play: 5... Bg4 6. d3 Nf6 7. h3 Bxf3 8. Qxf3 Nd7 9. Be3 Be7 10. O-O

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

Overview

Ruy Lopez: Morphy Defense, Modern Steinitz Defense (ECO C71, Open Games) is a variation of the Ruy Lopez: Morphy Defense, Modern Steinitz Defense, reached after 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c4 (5 moves).

In 11,402 rated Lichess games between players rated 1600 to 2500, White won 50.5%, Black 42.5% and 7.0% were drawn. Black's most played move here is 5…Bd7, in 42% of those games.

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How to answer 5. c4

5…f5 scores best for Black: 48.9%, with Black winning 46.0% and White 48.3% of 613 games. The most played answer, 5…Bd7, scores lowest: 45.8% in 4,796 games. Stockfish's first choice is 5…Bg4.

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. “Ruy Lopez: Morphy Defense, Modern Steinitz Defense (C71)”. Lichess data as of 25 Oct 2026. https://chesscodex.org/openings/ruy-lopez-morphy-defense-modern-steinitz-defense-3