Chess Board
[ECO code E25]
NIMZO-INDIAN DEF. - Sämisch Var.
Botvinnik Variation

White's QP under threat removes Black's KP.
Black exchanges, removing White's new doubled KP on K4(e5) with his Q-side Knight, for equality.
    White  Black	White  Black
 1. P-Q4   Kt-KB3    7.	P-K3   0-0
 2. P-QB4  P-K3	     8.	BPxP   KtxP!
 3. Kt-QB3 B-Kt5     9.	B-Q2   Kt-B3
 4. P-QR3  BxKt ch  10.	B-Q3   PxP
 5. PxB    P-B4	    11.	BPxP   P-K4
 6. P-B3   P-Q4	    12.	PxP    Kt/B3xP

Example ends: Undo or Jump or Clear