Nº4 Pavel Arestov (Rusia)

WIN
Nª4 Pavel Arestov ( Rusia)
Section A
wKa7,Ne1,Rd7,e2,Pb7,e7/bKh4,Qc6,Ba4,Rb5

1.e8Q Rxb7+! 2.Rxb7 Qc5+ 3.Ka8!
Try:3.Kb8? Bxe8 4.Rxe8 [4.Re4+ Kg5 5.Rxe8 Kf6(Qd6) =] 4…Qd6+5.Rc7 selfpin 5…Qb6+ unpin 6.Kc8 (6.Rb7 Qd6+ 7.Rb7 Qb6+ – pos. draw) 6…Qa6+ 7.Kd8 Qd6+ 8.Kc8 Qa6+ 9.Kd7 Qb5+! 10.Rc6 selfpin 10…Qd5+ unpin 11.Kc7 (11.Rd6 Qb5+ =) 11…Qf7+! 12.Kd8 Qd5+! 13.Kc7 Qf7+ – positional draw.
3…Bxe8
3…Qa5+ 5.Kb8 Bxe8 6.Rxe8 +-.
4.Re4+!!
Try: 4.Rxe8? Kh5! zz,wtm 5.Kb8 (5.Ng2 Qa3+! 6.Kb8 Qd6+!=; 5.Nf3(Nd3)? Qa3+ =)
5…Kg6! [5…Qd6+? 6.Rc7! selfpin 6…Qd5 unpin 7.Ree7! Qb3+ 8.Rb7 Qg3+ 9.Ka8 Qa3+ (9…Qg8+ 10.Ka7 Qa2+ 11.Kb6 Qb3+ 12.Kc5 Qc3+ 13.Kd5 Qd2+ 14.Kc4 Qc1+ 15.Kd3 Qd1+ 16.Kc3 Qc1+ 17.Nc2 +-) 10.Ra7 +-.] 6.Ree7 (6.Re6+ Kf5 =) 6…Qd6+ 7.Rbc7 selfpin (7.Rec7 Qf8+! 8.Ka7 Qa3+ 9.Kb8 Qf8+ – pos. draw) 7…Kf6! 8.Rf7+ Ke6! (8…Kg6? 9.Nf3! +-) 9.Nc2 Qb6+ unpin 10.Rb7 selfpin (10.Kc8 Qa6+ 11.Rb7 Qa8+ =) 10…Qd8+ unpin 11.Ka7 Qa5+ 12.Kb8 Qd8+ – positional draw.
4…Kh5!
4…Kg3(Kh3) 5.Rb3+ Kh2 6.Nf3+ Kg2 7.Nh4+ Kg1 8.Rb1+ Kh2 9.Rb2+ Kh1 10.Re1+ +-;
4…Kg5 5.Re5+ Qxe5 6.Nf3+ Kf5 7.Nxe5 Kxe5 8.Re7+ +-.
5.Rxe8! zz,btm with:
A) 5…Qa3+ 6.Kb8!
6.Ra7? selfpin 6…Qc5! 7.Rb7 Qa3+ – loss of time.
6…Qd6+
6…Qg3+ 7.Kc8 Qc3+ 8.Rc7 selfpin 8…Qh3+ unpin 9.Kd8 Qh4+ 10.Ree7 selfpin 10…Qd4+ 11.Ke8 Qh8+ 12.Kf7 Qh7+ 13.Kf6 Qg6+ 14.Ke5 Qg5+ 15.Ke4 Qg4+ 16.Ke3 Qg3+ 17.Nf3.
7.Rc7! selfpin
7.Kc8? Qc6+ -+; 7.Ka7? Qa3+ 8.Kb8 Qd6+ – loss of time.
7…Kg6!
7…Qb6+ unpin 8.Kc8 Qa6+ 9.Kd7 Qb5+ 10.Rc6 selfpin 10…Qd5+ unpin 11.Rd6 selfpin 11…Qb5+ unpin 12.Ke7 Qe5+ 13.Re6 selfpin 13…Qg7+ unpin 14.Kd6(Kd8) Qd4+ 15.Kc6 Qc4+ 16.Kd7 Qd4+ 17.Rd6 selfpin 17…Qa7+ unpin 18.Ke6 Qe3+ 19.Kf7 Qa7+ 20.Re7 selfpin 20…Qf2+ unpin 21. Rf6 selfpin +-;
7…Qb4+ 8.Kc8 Qg4+ 9.Rd7 selfpin 9…Qc4+ unpin 10.Kd8 Qh4+ 11.Ree7! selfpin +-;
7…Qd5 8.Ree7! Qb3+ 9.Rb7 selfpin 9…Qg3+ unpin 10.Ka8 Qa3+ 11.Ra7 selfpin 11…Qc3 12.Rad7 Qa3+ 13.Kb7 Qb3+ 14.Kc7 Qc4+ 15.Kd6 Kg5 16.Ke5! Qc5+ 17.Ke4 Kf6 18.Rf7+ Ke6 19.Rc7 Qe5+ 20.Kd3! Qd5+ 21.Ke3 Qg5+ 22.Ke2 Qb5+ 23.Kf2 Qb2+ 24.Nc2 +- .
8.Nc2!
8.Ree7? Kf6! 9.Rf7+ Ke6 10.Nc2 Qb6+ 11.Rb7 Qd8+ 12.Ka7 Qa5+ – pos. draw.
8…Qb6+ unpin 9.Rb7! selfpin
9.Kc8? Qa6+ 10.Kd7 Qd3+! (10…Qb5+? 11.Rc6+ +-) 11.Ke7 Qe4(Qe2)+! 12.Kd7 Qd3+ =.
9…Qd6+ unpin 10.Ka7!
10.Ka8? Qa6+ 11.Kb8 Qd6+ – loss of time; 10.Rc7? Qb6+ 11.Rb7 Qd6+ – loss of time.
10…Qc5+ 11.Rb6+! selfpin 11…Kf7 12.Re2! Qa5+ unpin
13.Kb7 Qd5+ 14.Kb8!
14.Rc6? selfpin 14…Qb5+ =; 14.Ka7? Qa5+ 15.Kb7 Qd5+ – loss of time.
14…Qd8+ 15.Ka7! Qc7+ 16.Rb7! selfpin, win.
B) 5…Kg6
5…Kg5 6.Re5+ Qxe5 7.Nf3+ +-;
5…Kh6 6.Re6+ Kh5 7.Rh7+ Kg4 8.Rg6+ Kf5 9.Rh5+ +-;
5…Kh4 6.Nf3+ Kg3 7.Ne5 +-;
6.Ng2!
6.Nf3? Qa3+ =.
6…Qa3+
6…Qc6 pin 7.Re6+! Qxe6 8.Nf4+ +-; 6…Qd5 pin 7.Nf4+ +-.
7.Ra7! selfpin
7.Kb8? Qd6+ 8.Ka7 Qa3+! 9.Kb8 Qd6+ – pos. draw.
7…Qf3+
7…Qd6 8.Re6+! Qxe6 9.Nf4+ +-; 7…Qc5 8.Nf4+ +-.
8.Kb8
8.Rb7? Qa3+ 9.Ra7 Qf3+ – loss of time.
8…Qb3+
8…Qg3+ 9.Rc7 Qb3+ 10.Kc8 Qh3+ 11.Kd8 Qxg2 12.Rg8+ +-.
9.Rb7 selfpin 9…Qg3+ unpin 10.Rc7! selfpin
10.Kc8? Qd6! 11.Nh4+ Kf6! =; 10.Ka8? Qa3+ 11.Ra7 Qf3+ – loss of rime.
10…Qb3+ unpin 11.Kc8 Qh3+
11…Qa4 12.Re6+ Kf5 13.Rcc6! Qa8+ 14.Kd7 Qb7+ 15.Ke8 Qb8+ 16.Kf7 Qb7+ 17.Kf8 Qb8+ (17…Qa8+ 18.Kg7 +-) 18.Re8! selfpin Qb4+unpin 19.Re7 selfpin 19…Qb8+ unpin 20.Kf7 Qb3+ 21.Rce6! +-
12.Kd8!
12.Rd7? selfpin 12…Qc3+! 13.Rc7 Qf6! =.
12…Qd3+
12…Qxg2 13.Rg8+ +-.
13.Rd7! selfpin, win.
С) 5…Qc6 pin 6.Re5+!
6.Ree7? Qd5! 7.Kb8 Qd8+ 8.Ka7 Qa5+ 9.Kb8 Qd8 – pos. draw.
6… Kg6 7.Ka7! unpin
7…Kb8? Qd6+ =.
7…Qa4+ 8.Kb8!
8.Kb6? Qb4(Qb3,Qd4)+ =.
8…Qd4 9.Rbb5! win.
D) 5…Kg4 6.Ng2!
6.Re4+? Kf5 7.Reb4 Qa5+ 8.Kb8 Qd8+ =.
6…Qc6 pin
6…Qd5 7.Ne3+ +-.
7.Ne3+!
7.Rg8+? Kf3! 8.Nh4+ Ke2! 9.Ng6 Qa6+ 10.Kb8 Qd6+ 11.Rc7 Qb6+ 12.Kc8 Qe6+ =.
7…Kf3 8.Ree7! Qa6+ 9.Kb8 win.