ECO C69 · Ruy Lopez

Ruy Lopez: Exchange Variation, Bronstein Variation

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Qd6

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

6. Na3+0.27

The position is roughly equal. Stockfish 18, depth 18.

Analyze this position

In the Ruy Lopez: Exchange Variation, Bronstein Variation (C69), reached after 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Qd6, Stockfish 18 recommends 6. Na3 for White. The position is roughly equal (+0.27).

Top engine moves

  1. +0.276. Na3 f6 7. d4 exd4 8. Nc4 Qc5 9. b3 Qh5 10. Qxd4 Bc5
  2. +0.066. c3 Bg4 7. h3 Bh5 8. d4 exd4 9. cxd4 O-O-O 10. Nc3 Ne7
  3. −0.216. Re1 Bg4 7. h3 Bh5 8. c3 O-O-O 9. d4 exd4 10. cxd4 Bxf3

Frequently asked questions

What is the best move in the Ruy Lopez: Exchange Variation, Bronstein Variation?
After 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Qd6, Stockfish 18 at depth 18 recommends 6. Na3 for White, continuing f6 7. d4 exd4 8. Nc4 Qc5 9. b3 Qh5 10. Qxd4 Bc5. The position is roughly equal (+0.27). The next best moves are 6. c3 (+0.06) and 6. Re1 (−0.21).
Is the Ruy Lopez: Exchange Variation, Bronstein Variation a good opening?
Stockfish rates the position at +0.27: the position is roughly equal. 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: Exchange Variation, Bronstein Variation?
C69. 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+).