ECO C70 · Ruy Lopez

Ruy Lopez: Morphy Defense, Alapin's Defense Deferred

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Bb4

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

5. c3+0.93

White is clearly better. Stockfish 18, depth 18.

Analyze this position

In the Ruy Lopez: Morphy Defense, Alapin's Defense Deferred (C70), reached after 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Bb4, Stockfish 18 recommends 5. c3 for White. White is clearly better (+0.93).

Top engine moves

  1. +0.935. c3 b5 6. Bb3 Bd6 7. d4 Nf6 8. O-O Bb7 9. Re1 h6
  2. +0.835. O-O Nf6 6. Bxc6 dxc6 7. Nxe5 Qe7 8. d4 Bd6 9. Bf4 O-O
  3. +0.405. a3 Ba5 6. O-O Nge7 7. b4 Bb6 8. Bb2 d6 9. d4 exd4

Frequently asked questions

What is the best move in the Ruy Lopez: Morphy Defense, Alapin's Defense Deferred?
After 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Bb4, Stockfish 18 at depth 18 recommends 5. c3 for White, continuing b5 6. Bb3 Bd6 7. d4 Nf6 8. O-O Bb7 9. Re1 h6. White is clearly better (+0.93). The next best moves are 5. O-O (+0.83) and 5. a3 (+0.40).
Is the Ruy Lopez: Morphy Defense, Alapin's Defense Deferred a good opening?
Stockfish rates the position at +0.93: white is clearly better. Evaluations this early in the game are small, so practical results depend far more on knowing the plans and typical structures than on the engine's number.
What is the ECO code of the Ruy Lopez: Morphy Defense, Alapin's Defense Deferred?
C70. 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+).