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[ECO code E28]
NIMZO-INDIAN DEF. - Sämisch Var.
Sämisch-Rubinstein Variation

White castles K-side completing his development, and plans to attack on the open QKt(b)-file.
Black develops his Queen's Knight to Q2(d7) enabling 11.R-Kt1..QR-Kt1, 12.B-Kt2 with equality.
    White  Black	White  Black
 1. P-Q4   Kt-KB3    6.	P-K3   P-Q3
 2. P-QB4  P-K3	     7.	Kt-B3  Q-K2
 3. Kt-QB3 B-Kt5     8.	B-K2   P-K4
 4. P-QR3  BxKt ch   9.	P-B5   B-Kt5
 5. PxB    0-0	    10.	0-0    QKt-Q2

Example ends: Undo or Jump or Clear