White: Kg1, Qh4, Rd1, Ba3, Nd7, a2, b3, g3, h2

Black:   Kg8, Qd4, Rf8, Bb4, Be3, a7, e4, g7, h7

Solution:   1. Qxh7+ – Kxh7

                  2. Bxf8+ – Kg8

                  3. Rxd4 – (gain)

Endgame (Serper – Korchnoi, New York 1996)

White: Kf1, Qc2, Rc1, Re1, Bd2, Bg2, a2, b4, d3, d5, e3, f2, g3

Black:   Kg7, Qh2, Ra8, Rh8, Bc8, Nf5, b7, c7, d6, e5, f7, g6

Solution:   1. … – Nxg3

                  2. fxg3 – Bh3

                  3. Bxh3 – Qxh3

                  4. Kf2 – Qf5+

White resigns because the sequence gives:

5. Kg2 – Rh2+

6. Kxh2 – Qf2+

7. Kh3 – Rh8+

8. Kg4 – f5+

9. Kg5 – Rh5 (Mate)