All ECO Codes
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D20
Queen's Gambit
Accepted
1.d4 d5 2.c4 dxc4
D20
Queen's Gambit
Accepted, 3.e4
1.d4 d5 2.c4 dxc4 3.e4
D20
Queen's Gambit
Accepted, Linares Variation
1.d4 d5 2.c4 dxc4 3.e4 c5 4.d5 Nf6 5.Nc3 b5
D20
Queen's Gambit
Accepted, Schwartz Defence
1.d4 d5 2.c4 dxc4 3.e4 f5