Chess Board
[ECO code D66]
QUEEN'S GAMBIT - Orthodox Defence
Classical Variation - (avoiding Rubinstein Trap)
White's Kt5(g5) bishop to KB4(f4) targeted QB7(c7).
Black's Q2(d7) Knight to KB1(f8) correctly avoids a loss of his queen and frees his QB. B-Alt.
    White  Black	White  Black
 1. P-Q4   P-Q4      7.	R-B1   P-B3
 2. P-QB4  P-K3      8.	B-Q3   P-QR3
 3. Kt-QB3 Kt-KB3    9.	PxP    PxP
 4. B-Kt5  B-K2	    10.	0-0    R-K1
 5. P-K3   0-0	    11.	Q-Kt3  P-R3
 6. Kt-B3  QKt-Q2!  12.	B-KB4  Kt-B1
Example ends: Undo or Jump or Clear