Chess Board
[ECO code C01] Move Move Here
FRENCH DEFENCE
(The) Side Variation
Black's QP setting attacked White's undefended KP.
White makes a great mistake in trying to defend his KP by a King's Bishop's Pawn to KB3(f3). His "weakening of the diagonal K1-KR4(e1-h4) proves fatal" (B.Hartston, Teach Yourself Chess). W-Alt.
	White   Black
 1.	P-K4    P-K3
 2.	P-Q4    P-Q4
 3.	P-KB3?!
BLACK to Move or Undo or Jump or Clear
 
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