Chess Board
[ECO code B01]
TRANSPOSITION
CENTRE COUNTER (Marshall G.) to CARO-KANN DEF.
White's rear doubled QP advance freed his QB and offered to return the pawn gained earlier.
Black's QBPawn removes White's doubled QP on Q5(d5), transposing into the Panov Attack line of the Caro-Kann Defence.
    White  Black    Transp.White Black
 1. P-K4   P-Q4	    (1.	P-K4   P-QB3 )
 2. PxP	   Kt-KB3   (2.	P-Q4   P-Q4  )
 3. P-QB4  P-B3!    (3.	PxP    PxP   )
 4. P-Q4   PxP	    (4.	P-QB4  Kt-KB3)
Continue: Transpose or Undo or Jump or Clear