Chess Board
[ECO code C42]
PETROFF DEF. - Boden-Kieseritzky Gambit
Lichtenhein Defence
White's Bishop under combined attack on Q5(d5) withdraws to QKt3(b3).
Black develops his King's Bishop to Q3(d6), defends his KP and enables castling, with equality.
    White  Black	White  Black
 1. P-K4   P-K4	     6.	B-Kt3  B-Q3
 2. Kt-KB3 Kt-KB3
 3. B-B4   KtxP
 4. Kt-B3  P-Q4
 5. BxP	   Kt-KB3
Example ends: Undo or Jump or Clear