开局

Queen's Gambit Declined: Semi-Tarrasch Defense

1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 c5 5.cxd5 cxd4 6.Qxd4 Be7 7.e4 Nc6 8.Qd2
顶级棋手