Chess Board
[ECO code D31]
SEMI-SLAV DEFENCE
The Marshall Gambit

White develops Queen's Bishop to attack Black's bishop, lifts check and leaves a gambit QP en prise.
Black develops his Queen, removes White's QP on Q5(d4) and counterattacks White's central knight. Play usually continues 7.BxB..QxKt+ch, 8.B-K2..P-QB4
    White  Black	White  Black
 1. P-Q4   P-Q4	     5.	KtxP   B-Kt5 ch
 2. P-QB4  P-K3	     6.	B-Q2   QxP
 3. Kt-QB3 P-QB3
 4. P-K4!? PxP

Example ends: Undo or Jump or Clear