開局

English Opening: Neo-Catalan Defense Declined

1.c4 e6 2.Nf3 d5 3.g3 Nf6 4.Bg2 Be7 5.O-O O-O 6.b3 c5 7.Bb2 Nc6 8.e3 b6 9.Nc3 Ba6
頂級棋手