Nº 9 Pavel Arestov

Win

Section A.1.

Pavel Arestov (Russia)

wKe7,Qc6,Be6,Pf5,h2,h5/bKg5,Qa1,Pa2,d5

1.h4+!
1.Qxd5? Qg7+ 22.Ke8 Qh8+! 3.Kd7 a1Q(Qg7)+ =.

1…Kxh4
1…Kxh5 2.Qxd5 Qg7+ 3.Bf7+ +-;
1…Kf4 2.f6 Qb2 3.f7 a1Q 4.f8Q +-.

2.f6 Qxf6+!
2…Qd4 3.Qd6! Qa7+ 4.Kf8! a1Q 5.Qf4+ Kxh5 6.Bg4+ (6…Kh4 7.Bf5+ Kh5 8.Qg4+ Kh6 9.Qg6#) 6…Kg6 7.Qf5+ Kh6 8.Qh5#.

3.Kxf6 a1Q+ black phenix4.Kg6 Qg1+!
4…Qb1+ 5.Kh6 +-.

5.Kh7!
5.Kh6? Qg5+ 6.Kh7 Qxh5+ =.

5…Kxh5
5…Qb1+ 6.Kh6 +-.

6.Bg4+!! with 2 lines:
Try: 6.Qxd5+? Kh4! (6…Qg5? 7.Qf3+ Kh4 8.Qh3#) 7.Qe4+ Kg3! 8.Qg4+ Kf2! (8…Kh2? 9.Qh3#) 9.Qd4+ Kg2! 10.Bd5+ Kf1 11.Bc4+ Kg2 – positional draw.

A) 6…Qxg4 7.Qh6# – mate with self-block g4.

B) 6…Kh4
6…Kxg4 7.Qg6+ +-.

7.Qf6+!
7.Qh6+? Kg3! 8.Qh3+ Kf4! (but not 8…Kf2? 9.Qf3+ Ke1 10/Qe2#) 9.Qf3+ Ke5!=.

7…Kg3 8.Qf3+ Kh2
8…Kh4 9.Qh3+ Kg5 10.Qh6+! Kxg4 11.Qg6 +-.

9.Qh3# mate with self-block g1