Best response to the Ruy Lopez: Berlin Defense, Improved Steinitz Defense (C66)
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 · White to move
What is the best response to the Ruy Lopez: Berlin Defense, Improved Steinitz Defense (1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6)? White to move. See the top replies ranked by opening theory and real-game results.
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