Chess Board
[ECO code E00] Move Move Here
TRANSPOSITION
CATALAN OPG. to EXCHANGE BOGOLJUBOW
Black's QKt5(b4) bishop began a piece exchange by taking White's threat bishop on Q2(d2) with check.
White develops his Queen to remove Black's bishop on Q2(d2), and also doubles his QP support.
	White	Black
 1.	P-Q4	Kt-KB3
 2.	P-QB4	P-K3
 3.	P-KKt3	B-Kt5 ch
 4.	B-Q2	BxB ch
 5.	QxB
BLACK to Move or Undo or Jump or Clear
 
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