Chess Board
[ECO code C23] Move Move Here
(CLASSICAL) BISHOP'S OPG. - Philidor Var.
del Rio Variation

White advances his Queen's Pawn to the centre, frees his QBand attacks Black's bishop on QB5(c5).
Black's QB4(c5) Bishop under attack retreats to QKt3(b6), keeping pressure on White's QP.
	White	Black
 1.	P-K4	P-K4
 2.	B-B4	B-B4
 3.	P-QB3	Q-Kt4
 4.	K-B1	Q-K2
 5.	P-Q4	B-Kt3

WHITE to Move or Undo or Jump or Clear
 
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