Chess Board
[ECO code C57]
TWO KNIGHTS DEFENCE - Knight Attack
Wilkes-Barre Defence (aka. Traxler V.)
White's Q4(d4) Pawn removes the Black bishop on QB5(c5), and White's queen supports 8.KPxKt.
Black's Q4(d5) Knight moves to QKt5(b4), for 8.P-QR3..QxQ+ch, 9.KxQ..Kt-R3 equality.
    White  Black	White  Black
 1. P-K4   P-K4	     6.	BxP    KtxB
 2. Kt-KB3 Kt-QB3    7.	PxB    KKt-Kt5
 3. B-B4   Kt-B3
 4. Kt-Kt5 B-B4
 5. P-Q4   P-Q4!
Example ends: Undo or Jump or Clear