Nº15 Oleg Pervakov

Win

Oleg Pervakov (Russia)

wKh8,Pd5,e3,e4,g6,h5/bKf6,Ng5,Pd7,e7,g4,h6,h7

1.g7!
1.e5+? Kxe5 2.g7 Kf6! 3.e4 d6! 4.g8Q Nf7+ 5.Kxh7 Ng5+ 6.Kxh6 Nf7+=

1…d6!
1…g3 2.e5+! Kf5 3.g8Q g2 4.Qf8+ Kg4 5.Qf2+-

2.e5+!
2.Kg8? g3 3.Kf8 g2 4.g8Q Ke5! 5.Qg7+ Kxe4 6.Qd4+ (6.Qxe7+ Kd3=) 6…Kf3=

2…dxe5 3.e4!!
Early 3.Kg8? Kf5! 4.Kf8 g3 5.g8Q g2=

3…g3 4.Kg8!
Thematic move 4.g8Q? Nf7+ 5.Kxh7 Ng5+ 6.Kxh6 Nf7+ 7.Kh7 Ng5+= Perpetual check

4…g2 5.Kf8 Ne6+!
5…g1Q 6.g8N#

6.dxe6 g1Q 7.g8Q Qxg8+ 8.Kxg8 Kxe6 9.Kg7! zz +-
9.Kxh7? Kf7! 10.Kxh6 Kf6 11.Kh7 Kf7= Positional draw