Chess Board
[ECO code C99]
CLOSE RUY LOPEZ
Chigorin Defence
Black's QB4(c5) pawn removed the QP on Q5(d4).
White's own QBP on QB3(c3) exchanges, taking Black's newly doubled QP, for an open QB(c)-file.
    White  Black     7.	B-Kt3  P-Q3
 1. P-K4   P-K4	     8.	P-B3   0-0
 2. Kt-KB3 Kt-QB3    9.	P-KR3  Kt-QR4
 3. B-Kt5  P-QR3    10.	B-B2   P-B4
 4. B-R4   Kt-B3    11.	P-Q4   Q-B2
 5. 0-0    B-K2	    12.	QKt-Q2 BPxP
 6. R-K1   P-QKt4   13.	PxP
Example ends: Undo or Jump or Clear