开局

Petrov's Defense: Classical, Nimzowitsch Attack

1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.Nc3 Nxc3 6.dxc3 Nc6 7.Be3 Be7
顶级棋手