Chess Board
[ECO code C48] Do not scroll the screen..! Move Move Here Move Here
LOPEZ FOUR KNIGHTS GAME
(to) Rosenthal Variation
Black's Queen's Pawn to Q3(d6) switches his KP defence and frees his QB. Solid but constricted (self-pinning his QKt until ..B-Q2), it is rarer than other replies but allows White less initiative than after 4..B-Kt5. It may however become a Lopez, Old Steinitz. B-Alt.
     White   Black
 1.  P-K4    P-K4
 2.  Kt-KB3  Kt-QB3
 3.  Kt-B3   Kt-B3
 4.  B-Kt5   P-Q3   Transp.from Ruy
WHITE to Move or Undo or Jump or Clear
 
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Chess Board

WHITE moves Queen's Pawn:

P-Q3 (e3) or P-Q4 (e4) ?

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