Ruy Lopez: Bird's Defense Deferred
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nd4
5. Nxd4+0.80
White is clearly better. Stockfish 18, depth 18.
Analyze this positionIn the Ruy Lopez: Bird's Defense Deferred (C70), reached after 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nd4, Stockfish 18 recommends 5. Nxd4 for White. White is clearly better (+0.80).
Top engine moves
- +0.805. Nxd4 exd4 6. d3 c6 7. O-O Bc5 8. Nd2 d6 9. c3 Bb6
- +0.435. O-O Nxf3+ 6. Qxf3 Qf6 7. Qg3 Bd6 8. d4 Qg6 9. dxe5 Qxg3
- +0.365. d3 Nxf3+ 6. Qxf3 c6 7. Bb3 Nf6 8. Qg3 d6 9. a4 g6
Frequently asked questions
What is the best move in the Ruy Lopez: Bird's Defense Deferred?
After 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nd4, Stockfish 18 at depth 18 recommends 5. Nxd4 for White, continuing exd4 6. d3 c6 7. O-O Bc5 8. Nd2 d6 9. c3 Bb6. White is clearly better (+0.80). The next best moves are 5. O-O (+0.43) and 5. d3 (+0.36).
Is the Ruy Lopez: Bird's Defense Deferred a good opening?
Stockfish rates the position at +0.80: 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: Bird'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+).