Chess Board
[ECO code C71 > 76] Do not scroll the screen..! Move Move Move Here Move Move Move Here Move Here Move Here Move Here Move Here
RUY LOPEZ - Morphy Defence
The Steinitz Defence Deferred

White's light bishop retreated to the board edge.
Black's QPawn push switches his KP support (to pin his Kt but free his QB), for a defensive centre The Steinitz DD. (an improvement on 3..P-Q3) is the most popular Ruy line after the Close Def.. B-Alt.
	White	Black
 1.	P-K4	P-K4
 2.	Kt-KB3	Kt-QB3
 3.	B-Kt5	P-QR3
 4.	B-R4	P-Q3

WHITE 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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Chess Board

WHITE moves Queen's Bishop's Pawn:

P-B3 (c3) or P-B4 (c4) ?

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