Chess Board
[ECO code C67] Do not scroll the screen..! Move Move Move Here
RUY LOPEZ - Open Berlin Def.
Side Variation (towards Riga Var.)
White's King's Rook moves across to K1(e1) to attack Black's central knight (pinning it to the king).
Black advances his base QPawn to Q4(d5) to defend his Kt, and frees his QB but self-pins his QKt.
    White  Black	White  Black
 1. P-K4   P-K4	     5. P-Q4   PxP?!
 2. Kt-KB3 Kt-QB3    6.	R-K1   P-Q4
 3. B-Kt5  Kt-B3
 4. 0-0	   KtxP
WHITE to Move or Undo or Jump or Clear
 
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Chess Board

WHITE moves to Q4 (d4) with:

Knight (f3) or Queen (d1) ?

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