Chess Board
[ECO code C24]
TRANSPOSITION
BISHOP'S OPG. (Urusov Gambit) to TWO KTS. DEF.
White deployed his KKt to attack Black's doubled QP and offered to sacrifice his (unprotected) KP.
Black declines 4..KtxP (Urusov Gambit Acc.) to deploy his Queen's Knight for QP support, reaching a Two Knights Def. Centre-Play line. B-Alt.
    White  Black    Transp.White Black
 1. P-K4   P-K4		   (1.)
 2. B-B4   Kt-KB3   (2.	Kt-KB3 Kt-QB3}
 3. P-Q4   PxP	    (3.	B-B4   Kt-B3 )
 4. Kt-KB3 Kt-B3    (4.	P-Q4   PxP   )
Continue: Transpose or Undo or Jump or Clear