Chess Board
[ECO code D00]
QP. GAME - Blackmar-Diemer Gambit
Vienna Var. - Ziegler Defence

White's KB3(f3) Knight moves to a useful K5(e5).
Black sets his King's Pawn on K3(e6), frees his KB and resumes Q4(d5) control, with equality.
    White  Black	White  Black
 1. P-Q4   P-Q4	     6.	B-B4   P-K3
 2. P-K4!? PxP	     7.	Kt-K5  P-K3
 3. Kt-QB3 Kt-KB3
 4. P-B3   PxP
 5. KtxP   P-B3

Example ends: Undo or Jump or Clear