Chess Board
[ECO code D02]
QUEEN'S BISHOP GAME
"Q-Kt3" Defence
White's Queen's Pawn captures Black's QBP on QB5(c5) so as to attack/dislodge Black's queen.
Black exchanges, his Queen on QKt3(b6) removing White's newly doubled QBP, with equality.
    White  Black	White  Black
 1. P-Q4   P-Q4	     6.	Q-B1   B-B4
 2. Kt-KB3 Kt-KB3    7.	PxP    QxBP
 3. B-B4   P-B4
 4. P-K3   Kt-B3
 5. P-B3   Q-Kt3
Example ends: Undo or Jump or Clear