Chess Board
[ECO code D51]
QGD. TRANSPOSITION
(to) CAMBRIDGE SPRINGS DEF. to EXCHANGE VAR.
White removed Black's QP on Q5(d5) with his QBPawn to avoid the Cambridge Springs.
Black's K3(e6) Pawn exchanges best (aids his QB).
    White  Black    Transp.White Black
 1. P-Q4   P-Q4		  (1.)
 2. P-QB4  P-K3		  (2.)
 3. Kt-QB3 Kt-KB3	  (3.)
 4. B-Kt5  QKt-Q2!  (4.	PxP    PxP   )
 5. P-K3   P-B3	    (5.	B-Kt5  QKt-Q2)
 6. PxP	   KPxP	    (6.	P-K3   P-B3  )
Continue: Transpose or Undo or Jump or Clear