Chess Board
[ECO code C79]
RUY LOPEZ TRANSPOSITION
MORPHY (Russian Def.) to STEINITZ DEF. DEFERRED
Black's P-Q3 (doubling his KP support) freed his QB.
White pushes his QBPawn to QB3(c3) to support P-Q4, willing to face ..KtxP. Inferior to 6.P-Q4. W-Alt.
    White  Black    Transp.White Black
 1. P-K4   P-K4		  (1.)
 2. Kt-KB3 Kt-QB3	  (2.)
 3. B-Kt5  P-QR3	  (3.)
 4. B-R4   Kt-B3    (4.	B-R4   P-Q3 )
 5. 0-0	   P-Q3	    (5.	P-B3   Kt-B3)
 6. P-B3	    (6.	0-0!	    )
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