Chess Board
[ECO code D23] Do not scroll the screen..! Move Move Here Move Here
QUEEN'S GAMBIT ACCEPTED
Mannheim Variation
Black's P-B3 ending check tripled his Q4(d5) control.
White's Queen on QR4(a4) recoups the gambit, removing Black's doubled QBP on QB4(c4) and building for a joint attack on Black's weak KB2(f7).
     White	Black
 1.  P-Q4	P-Q4
 2.  P-QB4	PxP
 3.  Kt-KB3	Kt-KB3
 4.  Q-R4 ch	P-B3
 5.  QxBP	   Transp.from Slav D.
BLACK to Move or Undo or Jump or Clear
 
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Chess Board

BLACK moves Queen's Bishop:

B-K3 (Be6) or B-B4 (Bf5) ?

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