Chess Board
[ECO code D51] Do not scroll the screen..! Move Move Move Here Move Here Move Here
QUEEN'S GAMBIT - Pillsbury Dev.
(to) Manhattan Defence
Black's QKt development enabled 5.BxKt..KtxKt.
White develops his King's Knight to KB3(f3) and supports his QP and dark bishop pin, a popular alternative to 5.P-K3 or 5.PxP lines. W-Alt.
     White   Black
 1.  P-Q4    P-Q4
 2.  P-QB4   P-K3
 3.  Kt-QB3  Kt-KB3
 4.  B-Kt5   QKt-Q2! Alt. 5W,4W route
 5.  Kt-B3	     Alt. 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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