Chess Board
[ECO code D14]
SLAV DEFENCE - Exchange Var.
Symmetrical Line - Trifunovich Variation
White's Queen under attack on QB3(c3) moves to QR3(a3). Best, though tending towards a draw.
Black's Queen develops to QKt3(b6) with equality.
    White  Black	White  Black
 1. P-Q4   P-Q4	     7.	P-K3   P-K3!
 2. P-QB4  P-QB3     8.	Q-Kt3  B-QKt5
 3. Kt-KB3 Kt-KB3    9.	B-QKt5! 0-0
 4. PxP	   PxP	    10.	0-0    BxKt
 5. Kt-B3  Kt-B3    11.	QxB    Kt-K5
 6. B-B4   B-B4	    12.	Q-R3   Q-Kt3
Example ends: Undo or Jump or Clear