Chess Board
[ECO code C29]
TRANSPOSITION
VIENNA GAME to FALKBEER COUNTER-GAMBIT
White's KP captured Black's QP on Q4(d5).
Black pushes his own KPawn on to K5(e4) to prevent Kt-KB3 in reply, transposing into a Falkbeer Counter-Gambit variation (the position arising more often via the King's Gambit Declined).
    White  Black    Transp.White Black
 1. P-K4   P-K4		  (1.)
 2. Kt-QB3 Kt-KB3   (2.	P-KB4  P-Q4  )
 3. P-B4   P-Q4	    (3.	KPxP   P-K5  )
 4. KPxP   P-K5	    (4.	Kt-QB3 Kt-KB3)
Continue: Transpose or Undo or Jump or Clear