Chess Board
[ECO code B31]
SICILIAN DEFENCE - Rossolimo Var.
The Gurgenidze Variation
Black advanced his king's pawn to K4(e5), freed a K-side path for his queen and prevented ..P-K5.
White advances his QKtPawn to QKt4(b4) and challenges Black's QBPawn, as in Gurgenidze-Furman, USSR Championship 1967.
    White  Black	White  Black
 1. P-K4   P-QB4     5.	R-K1   P-K4
 2. Kt-KB3 Kt-QB3    6.	P-Kt4!?
 3. B-Kt5  P-KKt3
 4. 0-0    B-Kt2
Example ends: Undo or Jump or Clear