Chess Board
[ECO code C27]
VIENNA GAME - Falkbeer Var.
Stanley (aka. Bishop's) Variation
White's K4(e4) Knight under QP attack moves to KKt5(g5) with a threat of 8.Q-B7++mate.
Black's Queen develops to Q2(d7) [not 7..QxKt??, 8.QxP++mate], and he now has a slight advantage.
    White  Black	White  Black
 1. P-K4   P-K4	     6.	Q-B3 ch K-Kt1
 2. Kt-QB3 Kt-KB3    7.	Kt-Kt5!? Q-Q2!
 3. B-B4   KtxP!?
 4. BxP ch KxB
 5. KtxKt  P-Q4
Example ends: Undo or Jump or Clear