ECO C63 · Ruy Lopez

Ruy Lopez: Schliemann Defense, Jaenisch Gambit Accepted

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. exf5

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

4… e4−0.41

Black is slightly better. Stockfish 18, depth 18.

Analyze this position

In the Ruy Lopez: Schliemann Defense, Jaenisch Gambit Accepted (C63), reached after 1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. exf5, Stockfish 18 recommends 4… e4 for Black. Black is slightly better (−0.41).

Top engine moves

  1. −0.414… e4 5. Qe2 Qe7 6. Bxc6 dxc6 7. Nd4 Nh6 8. g4 g6 9. Nc3
  2. +0.844… a6 5. Bxc6 dxc6 6. Nxe5 Bxf5 7. d4 Qf6 8. g4 Be6 9. Nc3
  3. +0.924… Nf6 5. Nc3 Nd4 6. O-O Nxb5 7. Nxb5 c6 8. Nc3 d5 9. Nxe5

Frequently asked questions

What is the best move in the Ruy Lopez: Schliemann Defense, Jaenisch Gambit Accepted?
After 1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. exf5, Stockfish 18 at depth 18 recommends 4… e4 for Black, continuing 5. Qe2 Qe7 6. Bxc6 dxc6 7. Nd4 Nh6 8. g4 g6 9. Nc3. Black is slightly better (−0.41). The next best moves are 4… a6 (+0.84) and 4… Nf6 (+0.92).
Is the Ruy Lopez: Schliemann Defense, Jaenisch Gambit Accepted a good opening?
Stockfish rates the position at −0.41: black is slightly 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: Schliemann Defense, Jaenisch Gambit Accepted?
C63. 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+).