Chess Board
[ECO code B42]
Paulsen (aka. Kan) Variation

Black's QRP push prevented 5.Kt-Kt5.
White develops his King's Bishop to Q3(d3) to restrict Black's movements in the centre, and enables castling. Play usually continues either 5..B-B4, 6.Kt-Kt3 or 5..Kt-QB3, 6.KtxKt..KtPxKt. W-Alt.
     White  Black	White  Black
 1.  P-K4   P-QB4    5.	B-Q3
 2.  Kt-KB3 P-K3
 3.  P-Q4   PxP
 4.  KtxP   P-QR3

Example ends: Undo or Jump or Clear