Chess Board
[ECO code C45]
SCOTCH GAME - Classical Var.
The Paulsen Attack
Black developed his king's knight to K2(e7) to contest for his Q4(d5), and enabled short castling.
White develops his King's Bishop to QKt5(b5), attacking Black's QKt with a half-pin. W-Alt.
    White  Black	White  Black
 1. P-K4   P-K4	     6.	P-QB3  KKt-K2
 2. Kt-KB3 Kt-QB3    7.	B-QKt5
 3. P-Q4   PxP
 4. KtxP   B-B4
 5. B-K3   Q-B3
Example ends: Undo or Jump or Clear