Nº 17 Evgenev Kopylov & Oleg Pervakov


Section B.2.

Evgenev Kopylov & Oleg Pervakov (Russia)


1.Kxg3? Bxh5 2.Nxh5 Rxh5 3.Rf7 Rc5 4.Rxc7 Kd2–+
1.hxg6? Rxg6+ 2.Kh3 g2 3.Rg1 Rxg7–+
1.Kg5? Bd3! 2.Rg1 Kf2–+

1…Ke2 2.Rxg3 Bxh5+ 3.Nxh5 Rg6+ 4.Kf4!=] 2.Rxg3 [2.Rf4+? Ke5 3.Kxg3 Bxh5 4.Rh4 Rg6+ 5.Kf2 Rxg7 6.Rxh5+ Kd6 7.Rxb5 Kxc6–+ with easy win in rook ending

2…Bf7 3.Kg5 Rh8 4.Rb3=

3.Nxh5 Rg6+ 4.Kh4!!
1–st thematic try 4.Kh3? Rxg3+ 5.Nxg3+ Kd3! 6.Nh1!? b4 7.Nf2+ Kc2 8.Ne4 b3! 9.Nd6 b2 10.Nc4 b1Q 11.Na3+ Kc1 12.Nxb1 Kxb1 13.Kg4 Kc2 14.Kf4 Kd3 15.Ke5 Kc4 16.Kxe6 Kc5! 17.Kd7 Kb6–+

4…Rxg3 5.Nxg3+!
2-nd thematic try 5.Kxg3? b4 6.Nf6+ (6.Nf4 b3 7.Ne2 Kd3! 8.Nc1+ Kc2–+) 6…Kd3! 7.Nd7 b3 8.Nc5+ Kc2 9.Na4 b2 10.Nxb2 Kxb2 11.Kf4 Kc3 12.Ke5 Kc4 13.Kxe6 Kc5! 14.Kd7 Kb6–+

5…Kf3! 6.Nf1! Ke2 7.Ng3+

Main A 7…Kd3 8.Nh1!! b4 9.Nf2+ Kc2 10.Ne4!
10.Ng4? Kd2! 11.Ne5 Kc3!–+

10…e5 11.Nd6! Kd3 12.Nb5! e4 13.Nxc7=

11.Nd6! e5!
11…b2 12.Nc4 b1Q 13.Na3+=

12.Kg3? Kd3! 13.Nb5 b2 14.Na3 Ke2! 15.Nb1 e4 16.Kf4 e3–+

12…e4 13.Kg3!
13.Kg4? Kc3 14.Na3 b2–+

13…Kc3 14.Na3 e3
14…b2 15.Kf2! Kb3 16.Nb1 Kc2 17.Na3+=

15.Kf3 Kd2
15…Kd3 16.Kg3 (16.Kg2) 16…e2 17.Kf2 b2 18.Ke1=

16.Nc4+ Kd3 17.Nb2+ Kc3 18.Nd1+!
18.Na4+? Kd2–+

18…Kd2 19.Nxe3 b2 20.Nc4+= In 1–st main line white knight go to h1–corner, in 2-nd main line white king go to a8-corner!

Main B 7…Ke3 8.Nf1+ Kd3 9.Kg3! b4 10.Kf2 b3 11.Ke1 b2 12.Nd2 Kc2 13.Ke2 b1Q 14.Nxb1 Kxb1 15.Kd3! Kb2 16.Kc4!
16.Kd4? Kb3 17.Ke5 Kc4 18.Kxe6 Kc5 19.Kd7 Kb6–+

16…Ka3 17.Kb5 e5 18.Ka6 e4 19.Kb7 e3 20.Kxc7= and stalemate with king on a8