Chess Board
[ECO code C66] Move Move Move Here Move Here
RUY LOPEZ - Closed Berlin Def.
The Hedgehog Variation
White's QKt defended his KP before/after castling.
Black usually deploys his King's Bishop to K2(e7) to forestall any pin against his KKt, and can now also castle short (although 7..0-0 is unwise). B-Alt.
    White  Black	White  Black
 1. P-K4   P-K4	     5.	P-Q4   B-Q2
 2. Kt-KB3 Kt-QB3    6.	Kt-B3  B-K2
 3. B-Kt5  Kt-B3
 4. 0-0    P-Q3    Alt. via 4..B-K2
WHITE to Move or Undo or Jump or Clear
 
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