开局

French Defense: Classical, Steinitz, Boleslavsky Variation

1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.e5 Nfd7 5.f4 c5 6.Nf3 Nc6 7.Be3 a6 8.Qd2 b5 9.a3 Qa5
顶级棋手