Chess Board
[ECO code E29]
NIMZO-INDIAN DEF. - Sämisch-Rubinst. V.
The Capablanca Variation #2
White takes the opportunity to move his K3(e3) Pawn on to K4(e4) for a 10.P-K5 attack on the KKt.
Black's KB3(f6) Knight moves to K1(e8) safety, planning either 10..P-Q3 or 10..P-B4 with equality.
    White  Black	White  Black
 1. P-Q4   Kt-KB3    6.	P-K3   P-B4
 2. P-QB4  P-K3	     7.	B-Q3   Kt-B3
 3. Kt-QB3 B-Kt5     8.	Kt-K2  P-QKt3
 4. P-QR3  BxKt ch   9.	P-K4   Kt-K1
 5. PxB    0-0
Example ends: Undo or Jump or Clear