Chess Board
[ECO code E45]
NIMZO-INDIAN DEF. - Rubinstein Sys.
The Fischer (aka. Bronstein) Variation
White's king's knight set on K2(e2) blocked his KB for 5..BxKt, 6.KtxKt to avoid doubled QBPs.
Black develops his Queen's Bishop to QR3(a6) aiming to exchange light bishops after ..P-Q4.
	White	Black
 1.	P-Q4	Kt-KB3
 2.	P-QB4	P-K3
 3.	Kt-QB3	B-Kt5
 4.	P-K3	P-QKt3
 5.	KKt-K2	B-R3
Example ends: Undo or Jump or Clear