D50Queen's Gambit
Declined, 4.Bg5
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5
D50Queen's Gambit
Declined, Been-Koomen Variation
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 c5
D50Queen's Gambit
Declined, Semi-Tarrasch, Krause Variation
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 c5 5.Nf3 cxd4 6.Nxd4 e5 7.Ndb5 a6 8.Qa4
D50Queen's Gambit
Declined, Semi-Tarrasch, Primitive Pillsbury Variation
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 c5 5.Nf3 cxd4 6.Qxd4
D50Queen's Gambit
Declined, Semi-Tarrasch
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 c5 5.cxd5
D50Queen's Gambit
Declined, Canal Variation
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 c5 5.cxd5 Qb6