ECO D24 · Queen's Gambit Accepted
Queen's Gambit Accepted: Showalter Variation
The position after 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.Nc3.
1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. Nc3
Queen's Gambit Accepted: Showalter Variation is filed under ECO D24, a variation of Queen's Gambit Accepted. It is the position after 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.Nc3 — 7 half-moves in, with Black to move. Named theory ends here; beyond this the position is yours to work out.