Chess Board
[ECO code D53] Do not scroll the screen..! Move Move Move Move Here Move Here
QUEEN'S GAMBIT - Pillsbury Dev.
(to) Orthodox Defence

Black's KB halved a KKt pin and enabled ..0-0.
White varies order, developing his KKt to KB3(f3) to support his QP and dark bishop against a ..Kt-K5, ..BxB threat, and dominates K5(e5). Black tends to castle, set upon orthodox completion. W-Alt.
    White  Black	White  Black
 1. P-Q4   P-Q4	     5.	Kt-B3
 2. P-QB4  P-K3
 3. Kt-QB3 Kt-KB3
 4. B-Kt5  B-K2	    Alt. 5W,4W route

BLACK to Move or Undo or Jump or Clear
 
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When castling always touch the king first
Under FIDE laws of chess, if a player deliberately touches a rook and then his king, he is not allowed to castle on that side on that move but must still move the rook if legally possible.

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