Chess Board
[ECO code A20]
ENGLISH OPENING - Sicilian Var.
Nimzowitsch Variation
White developed his queen's knight to QB3(c3) to take complete control of his Q5(d5) and K4(e4).
Black now develops his Queen's Bishop to KKt5(g4) half-pinning White's KKt+KP+king. Play often continues 5.P-Q5..Kt-Kt1, 6.P-Kkt3..Kt-KB3.
	White	Black
 1.	P-QB4	P-K4
 2.	Kt-KB3	Kt-QB3
 3.	P-Q4	P-Q3!
 4.	Kt-B3	B-Kt5
Example ends: Undo or Jump or Clear