Chess Board
[ECO code B23] Move Move Move Here Move Here
SICILIAN DEFENCE - Close Var.
(to) Korchnoi Variation
White has developed his QKt, deciding to defer the struggle for the centre until the middle game.
Black pushes his King's Pawn out to K3(e6), planning 3..P-Q4. Defeat by Viktor Korchnoi in 1968 induced later W.Ch. Boris Spassky to give up the Closed System after earlier successes. B-Alt.
	White	Black
 1.	P-K4	P-QB4
 2.	Kt-QB3	P-K3
WHITE to Move or Undo or Jump or Clear
 
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