D22Queen's Gambit
Accepted, Alekhine Defence
1.d4 d5 2.c4 dxc4 3.Nf3 a6
D22Queen's Gambit
Accepted, Alekhine Defence, Alatortsev Variation
1.d4 d5 2.c4 dxc4 3.Nf3 a6 4.e3 Bg4 5.Bxc4 e6 6.d5
D22Queen's Gambit
Accepted, Haberditz Variation
1.d4 d5 2.c4 dxc4 3.Nf3 a6 4.e3 b5