Chess Board
[ECO code C43] Move Move Here
PETROFF DEFENCE - Steinitz Attack
(to) Symmetrical Variation
White developed his king's bishop to attack Black's knight, and enabled castling.
Black in reply advances his Queen's Pawn to the centre, frees his QB and defends his knight by inviting a Kt-for-B exchange.
	White	Black
 1.	P-K4	P-K4
 2.	Kt-KB3	Kt-KB3
 3.	P-Q4	KtxP
 4.	B-Q3	P-Q4
WHITE to Move or Undo or Jump or Clear
 
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