Chess Board
[ECO code B15]
TRANSPOSITION
CARO-KANN DEF. to QP. GAME (Blackmar-Diemer G.)
Black's KP on K5(e4) took the gambit KB6(f3) pawn to threaten White's KKtP and await to counterattack.
White develops his King's Knight, exchanging the doubled KBP on KB3(f3), and transposes.
    White  Black    Transp.White Black
 1. P-K4   P-QB3    (1.	P-Q4   P-Q4  )
 2. P-Q4   P-Q4	    (2.	P-K4!? PxP   )
 3. Kt-QB3 PxP	    (3.	Kt-QB3 Kt-KB3)
 4. B-B4   Kt-B3    (4.	P-B3   PxP   )
 5. P-B3?! PxP	    (5.	KtxP   P-B3  )
 6. KtxP	    (6.	B-B4	     )
Continue: Transpose or Undo or Jump or Clear