Chess Board
[ECO code C44]
SCOTCH GAME
Lolli Variation (1)

Black's KP removed White's knight on Q5(d4).
White's Queen removes Black's doubled QP and has a lead in development despite equality of pawns and knights - a result of Black's dubious 3..KtxP?!.
     White   Black
 1.  P-K4    P-K4
 2.  Kt-KB3  Kt-QB3
 3.  P-Q4    KtxP?!
 4.  KtxKt   PxKt
 5.  QxP!	   Route via 3..PxP

Example ends: Undo or Jump or Clear