Chess Board
[ECO code D30] Do not scroll the screen..! Move Move Move Here Move Here Move Here
QUEEN'S GAMBIT
(to) Manhattan Defence (alt. route)
Black's QKt development enabled 5.BxKt..KtxKt.
White develops his Queen's Knight to QB3(c3) attacking Black's QP and prepared to face Manhattan or Orthodox lines. W-Alt.
     White   Black
 1.  P-Q4    P-Q4
 2.  P-QB4   P-K3
 3.  Kt-KB3  Kt-KB3
 4.  B-Kt5   QKt-Q2
 5.  Kt-B3	     Main 5W,3W route
BLACK to Move or Undo or Jump or Clear
 
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Chess Board

BLACK moves King's Bishop:

B-Kt5 (Bb4) or B-K2 (Be7) ?

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