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Nimzo-Indian Defense: Three Knights, Duchamp Variation

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 b6 5.Bg5 h6 6.Bh4 g5 7.Bg3 Ne4 8.Qc2 Bb7
顶级棋手