Chess Board
[ECO code B50]
SICILIAN DEFENCE
Wing Gambit Deferred (1)
White develops his King's Bishop to Q3(d3), defends his KP under attack, and enables castling.
Black pushes his Queen's Pawn forward a square to Q4(d5) keeping up the threat against White's KP.
	White	Black
 1.	P-K4	P-QB4
 2.	Kt-KB3	P-Q3
 3.	P-QKt4	PxP
 4.	P-Q4	Kt-KB3
 5.	B-Q3	P-Q4
Example ends: Undo or Jump or Clear