Nº8 Oleg Pervakov & Karen Sumbatyan (Russia)

Draw

Oleg Pervakov & Karen Sumbatyan (Russia)

JT E. Dobrescu-80, 2 prize

wKe5,Nf6,Bc3,h7,Ph3/bKg7,Ng5,Bd3,g1,Pd5,e4,h5

1.Bf5!
1.Kxd5? Nxh7 2.Nxh5+ (2.Nxe4+ Kg6–+) 2…Kg6 3.Nf4+ Kf5 4.Nxd3 exd3 5.Kc4 Ke4–+
1.Bg8? d4 2.Bb4 Bh2+ 3.Kf5 Nxh3 4.Bd5 e3–+

1…d4! 2.Nxh5+
2.Bxe4? Bxe4 3.Nxe4 dxc3! (3…Nxe4? 4.Bxd4 Bxd4+ 5.Kxe4!=) 4.Nxc3 Kg6–+
2.Nxe4? dxc3 3.Nxc3 Bh2–+

2…Kh6
2…Kf7 3.Ba5 Bc2 4.h4! Nf3+ 5.Kd5 d3 6.Bxe4 Bb3+ 7.Kd6 Bh2+ 8.Kc5 d2 9.Bxf3=

3.Bd2!
3.Bxd4? Nf3+ 4.Kd5 Nxd4–+

3…Kxh5
3…e3 4.Bxd3 exd2 (4…Nf7+ 5.Kd5 exd2 6.Be2=) 5.Be2 Nxh3 6.Nf6!=

4.Bg4+ Kg6
4…Kh4?? 5.Be1+ Bf2 6.Bxf2#

5.Bf5+ Kh5
5…Kh6 6.h4 e3 (6…Be3 7.hxg5+ Kxg5 8.Bxe4=) 7.Bxe3 dxe3 8.hxg5+ Kxg5 9.Bxd3=

6.Bg4+ Kh6! 7.h4 Be3!
7…e3 8.hxg5+ Kxg5 9.Kxd4 exd2+ 10.Kxd3=

8.hxg5+
8.Bxe3? dxe3 9.hxg5+ Kxg5 10.Bd1 Bb1! 11.Be2 Bc2! zz 12.Kd4 Kf4–+

8…Kxg5 9.Be2!! With :

A) 9…Bxe2
9…Bc2 10.Bb4 d3 (10…Kh4 11.Bc5 Kg3 12.Bxd4 Bxd4+ 13.Kxd4=) 11.Kxe4 dxe2+ 12.Kxe3=

10.Bxe3+ dxe3 11.Kxe4=

B) 9…Bxd2 10.Bxd3 exd3 11.Kxd4=