Chess Opening Theory/1. e4/1...e5/2. Nf3/2...Nc6/3. Bb5/3...d6/4. d4

Ruy Lopez: Steinitz Defence
a b c d e f g h
8 a8 b8 c8 d8 e8 f8 g8 h8 8
7 a7 b7 c7 d7 e7 f7 g7 h7 7
6 a6 b6 c6 d6 e6 f6 g6 h6 6
5 a5 b5 c5 d5 e5 f5 g5 h5 5
4 a4 b4 c4 d4 e4 f4 g4 h4 4
3 a3 b3 c3 d3 e3 f3 g3 h3 3
2 a2 b2 c2 d2 e2 f2 g2 h2 2
1 a1 b1 c1 d1 e1 f1 g1 h1 1
a b c d e f g h
Position in Forsyth-Edwards Notation (FEN)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4

Ruy Lopez: Steinitz DefenceEdit

Not to be confused with the Modern Steinitz Defence.

4. d4Edit

White threatens dxe4 since Black's knight is pinned. Thus, Black needs to play 4...Bd7 (unpinning the knight) or 4...exd4.

Theory tableEdit

For explanation of theory tables, see theory table and for notation, see algebraic notation..

1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4
4 5

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