Hunchback Attack

The Hunchback Attack is a variation of the Queen's Gambit.

1. d4, Nf6
2. c4, e6
3. Nf3, d5
4. g3, dxc4
5. Nbd2, c5
6. dxc5, Bxc5
7. Bg2, Bxf2+

8. Kxf2,  Ng4+
9. Ke1 ....

If 9. Kf1, then 9......Ne3 wins the Queen.  if 9. Kg1, then 9.....Qb6 forces mate.

9. .... Ne3
10. Qa4+, Bd7

White usually resigns. The Queen is forced to move to a3 or b4, where it will be captured after a fork by Black's Knight at c2.