Chess Board
[ECO code C24]
BISHOP'S OPENING - Berlin Def.
Paulsen Defence
White's K4(e4) Pawn removes the QP on Q5(d5), attacks Black's QBP and starts a second exchange.
Black's KB3(f6) Knight removes White's newly doubled QP and he retains equal chances.
    White  Black	White  Black
 1. P-K4   P-K4		PxP    KtxP
 2. B-B4   Kt-KB3
 3. P-Q3   P-B3
 4. P-KB4  PxP
 5. BxP    P-Q4
Example ends: Undo or Jump or Clear