ECO B53 · Sicilian Defense
Sicilian Defense: Chekhover Variation
The position after 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Qxd4.
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4
Sicilian Defense: Chekhover Variation is filed under ECO B53, a variation of Sicilian Defense. It is the position after 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Qxd4 — 7 half-moves in, with Black to move. Named theory ends here; beyond this the position is yours to work out.