Chess Board
[ECO code D98]
GRÜNFELD DEFENCE - Classical Var.
Smyslov Variation - (to) Keres Var.
White's QB4(c4) Queen to Q3(d3) escapes danger.
Black develops his Queen's Knight to QB3(c6) tripling the threat against White's QP. May continue 11.0-0-0 [Keres] ..Q-B1 or 11.R-Q1..BxKt, with equality.
    White  Black	White  Black
 1. P-Q4   Kt-KB3    6.	QxBP   0-0
 2. P-QB4  P-KKt3    7.	P-K4   B-Kt5
 3. Kt-QB3 P-Q4	     8.	B-K2   KKt-Q2
 4. Kt-B3  B-Kt2     9.	B-K3   Kt-Kt3
 5. Q-Kt3  PxP	    10.	Q-Q3   Kt-B3
Example ends: Undo or Jump or Clear