Chess Board
[ECO code B06] Do not scroll the screen..! Move Move Move Here
MODERN DEFENCE
Black developed his king's knight to KB3(f6) attacking White's KP, and enabled castling.
White develops his King's Bishop to Q3(d3) and defends his threatened king's pawn in the centre. Compare to the 4 Pawns Attack for interest.
     White   Black
 1.  P-K4    P-KKt3
 2.  P-Q4    B-Kt2
 3.  P-QB3   P-Q3
 4.  P-KB4   Kt-KB3
 5.  B-Q3	  Transp.from Pillsb.D.
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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