Nº21 Michael Gromov & Oleg Pervakov

Win

Michael Gromov & Oleg Pervakov (Rusia)

wKg3,Nc3,Bb6,Pd5,e7,g5/bKd6,Qg8,Pb5,e4,e5,f7

1.e8N+!
1.e8Q? Qxg5+ 2.Kf2 Qf4+! 3.Ke1 (3.Ke2 Qf3+=) 3…Qg3+! 4.Kd2 Qd3+=
1.Nxe4+? Kxe7 2.d6+ Ke6 3.d7 Kf5! 4.Nd6+ Ke6 5.d8Q Qxd8 6.Bxd8 Kxd6 7.Kf3 Kd5! 8.Ke3 b4 9.Bf6 b3=

1…Qxe8
1…Ke7 2.Nxe4 f5 (2…Qxe8 3.Bc5+ Kd8 4.Nf6 … as in solution) 3.d6+ Kf8 4.d7 f4+ 5.Kg2! Qa2+ 6.Bf2+-

2.Nxe4+ Ke7
After 2…Kxd5 3.Nf6+ Kc6 4.Nxe8 Kxb6 knight takes all pawns: 5.Nd6! b4 6.Nxf7 b3 7.Nxe5 b2 8.Nc4++-

3.Bc5+ Kd8 4.Nf6 Qh8 5.d6! Kc8! 6.Bb6!
6.d7+? Kd8! 7.Kg4 (7.Bb6+ Ke7 8.d8Q+ Qxd8 9.Bxd8+ Kxd8=) 7…e4! 8.Bb6+ Ke7 9.d8Q+ Qxd8 10.Bxd8+ Kxd8 11.Nxe4 b4! 12.Nc5 Ke7=

6…Kb7 7.d7 Kxb6 8.Ne8!+-