Nº19 Oleg Pervakov

Win

Oleg Pervakov (Russia)

wKb5,Pd4,d5,d6,e4,e7,f5,f6,g5/bKf7,Qg8

Unique starting position: 8 white pawns against queen (none in the database)!

1.e5!
1.d7? Qb8+ 2.Kc6 Qa8+ 3.Kb6 Qb8+=

1…Ke8!
1…Qb8+ 2.Kc4 Qc8+ 3.Kb3 Qxf5 4.e6+ Ke8 5.d7#

2.Kc6!
2.e6? Qxe6=
2.g6? Qxd5+=
2.d7+? Kxd7 3.e6+ Kd6!=

2…Qe6! 3.f7+!
3.dxe6 (fxe6)= Stalemate

3…Qxf7 4.d7+!
4.f6? Qe6=

4…Kxe7 5.e6!
5.Kc7? Qxd5 6.f6+ Ke6 7.d8Q Qa5+! 8.Kc8 Qa8+= Perpetual check
5.f6+? Kd8=

5…Qxf5 6.d6+ Kxe6
6…Kd8 7.e7#

7.d8N#! Ideal mate by promoted knight!

[7.d8Q? Qd5+ 8.Kb6 (8.Kc7 Qa5+=) 8…Qxd4+=]