Chess Board
[ECO code D65 / 66]
QGD. ORTHODOX DEF. - Rubinstein Trap
Black's QB3(c6) pawn took the Q4(d5) knight - an even worse error that will cost him his queen.
White's KB4(f4) Bishop to QB7(c7) traps Black's queen (hemmed in by its own pieces). Advantage.
    White  Black	White  Black
 1. P-Q4   P-Q4      8.	B-Q3   P-QR3
 2. P-QB4  P-K3      9.	PxP    PxP
 3. Kt-QB3 Kt-KB3   10.	Q-B2   R-K1
 4. B-Kt5  B-K2	    11.	0-0    Kt-K5?!
 5. P-K3   0-0	    12.	B-KB4  P-KB4?!
 6. Kt-B3  QKt-Q2!  13.	KtxP!  PxKt??
 7. R-B1   P-B3	    14.	B-B7
Example ends: Undo or Jump or Clear