Chess Board
[ECO code C46]
THREE KNIGHTS OPG. - Italian V. - Side Var.
Black developed his queen to KB3(f6) hoping to win White's Q by 7..Kt-B6+ch, but White can parry.
White's QB3(c3) Knight to QKt5(b5) defends his Q and threatens KtxP+ch to fork Black's QR. Now if 7..K-Q1, 8.Q-B5 (or if 7..P-B3, 8.Kt-Q6+ch) overwhelms.
    White  Black	White  Black
 1. P-K4   P-K4	     6.	QxB    Q-B3?
 2. Kt-KB3 Kt-QB3    7.	Kt-Kt5!
 3. Kt-B3  B-B4?!
 4. KtxP!  KtxKt?
 5. P-Q4   BxP?
Example ends: Undo or Jump or Clear