Chess Board
[ECO code E20]
NIMZO-INDIAN TRANSPOSITION
KMOCH VARIATION to SAMISCH VARIATION
White's QKtP exchanges B-for-Kt on QB3(c3).
Black advances his QBPawn to QB4(c5), attacking White's QP and inviting him to triple his QBPs!
    White  Black    Transp.White Black
 1. P-Q4   Kt-KB3	  (1.)
 2. P-QB4  P-K3		  (2.)
 3. Kt-QB3 B-Kt5	  (3.)
 4. P-B3   P-Q4	    (4.	P-QR3  BxKt ch)
 5. P-QR3  BxKt ch  (5.	PxB    P-B4   )
 6. PxB    P-B4	    (6.	P-B3   P-Q4   )
Continue: Transpose or Undo or Jump or Clear