Chess Board
[ECO code E42]
NIMZO-INDIAN DEF. - Rubinstein System
Rubinstein Variation
White now castles too, linking his King's Rook and queen for support in case of a queen exchange.
Black develops his Queen's Knight to QB3(c6) to support ..P-K4, with equality.
    White  Black	White  Black
 1. P-Q4   Kt-KB3    6.	PxP    P-Q4
 2. P-QB4  P-K3	     7.	P-QR3  BxKt ch
 3. Kt-QB3 B-Kt5     8.	KtxB   PxP
 4. P-K3   P-B4	     9.	BxP    0-0
 5. Kt-K2  PxP	    10.	0-0    Kt-B3
Example ends: Undo or Jump or Clear