Chess Board
[ECO code C29]
VIENNA GAME - Falkbeer Var.
Steinitz Variation

White's QKtPawn completes a B-for-Kt exchange on QB3(c3), removing Black's dark bishop.
Black castles short (i.e. K-side), set for (usually) 9.Kt-B3..R-K1+ch, 10.B-K2..Q-K2 with a slight advantage.
    White  Black	White  Black
 1. P-K4   P-K4	     6.	BxP    KtxP
 2. Kt-QB3 Kt-KB3    7.	B-Q2   BxKt
 3. P-B4   P-Q4	     8.	PxB    0-0
 4. P-Q3   PxBP
 5. PxP	   B-QKt5

Example ends: Undo or Jump or Clear