Chess Board
[ECO code C29]
VIENNA GAME - Falkbeer (Side Variation)
Black (best) defends his KKt by developing his Queen to K2(e7) pinning White's KP to its king.
White also develops his Queen to K2(e2) so that Black's knight must now retreat to base (g8) (or be taken), and Black's centre is lost.
	White	Black
 1.	P-K4	P-K4
 2.	Kt-QB3	Kt-KB3
 3.	P-B4	PxP??	nb: ??=bad move
 4.	P-K5	Q-K2
 5.	Q-K2
Example ends: Undo or Jump or Clear