Chess Board
[ECO code C44]
PONZIANI'S OPENING
Steinitz Variation
White defends his KKt+KR by pushing his QBPawn on to QB4(c4) to attack/dislodge Black's queen.
Black's Queen on Q4(d5) withdraws to Q2(d7), for equality with 9.P-Q5..PxKt, 10.PxP..Q-R6,11.PxKt.
    White  Black	White  Black
 1. P-K4   P-K4	     6.	PxP    QxP
 2. Kt-KB3 Kt-QB3    7.	P-Q4   P-K5
 3. P-B3   P-Q4!     8.	P-B4   Q-Q2
 4. Q-R4   P-B3
 5. B-Kt5  Kt-K2
Example ends: Undo or Jump or Clear