开局

Ruy López Opening: Morphy Defense, Closed, Martinez Variation

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.d3 b5 7.Bb3 d6 8.c3 O-O 9.h3 Na5 10.Bc2 c5
顶级棋手