Nº23 Petromir Panaiotov

Draw

Petromir Panaiotov (Bulgaria)

wKb4,Qb3,Na4,h6,Pa3,c4,d4,e3,f3,g4/bKh4,Qc8,Nd8,Ra8,d5,Pa6,b7,e4,f7

(Black threatens to play 1…Rb5+! 2. Kc3 (2. cxb5? a5#) Rxb5+–+)

1.Qb1!
1.Qd1? (Guarding d3 square via d-file, which is weaker than other option – 1.Qb1!) 1…Nc6+ 2.Kc3 Qf8! 3.cxd5 (3.Qh1+ Kg5 4.Qh5+ Kf6 5.Qxd5 Qxa3+ 6.Kd2 Qd3+ 7.Kc1 Qxe3+ 8.Kb1 Qxh6–+) 3…Qxa3+ 4.Kd2 Qd3+ (This would be a losing move if White had chosen 1. Qb1!) 5.Ke1 Qxe3+ 6.Kf1 Qxh6–+
1.cxd5? a5+ 2.Kb5 Qd7+ 3.Kc4 b5+! 4.Kc3 bxa4–+

1…Rb5+!
1…Nc6+ 2.Kc3 Qf8 3.cxd5 Qxa3+ 4.Kd2 Nxd4!= (4…Qxa4? 5.Qh1+ Kg5 6.f4+ Kf6 7.Qh4+ Kg7 8.Nf5+ Kg8 9.Qg5+ Kf8 10.dxc6+-; 4…Qd3+? 5.Qxd3 exd3 6.dxc6+-)

2.cxb5 a5+! 3.Kb3 Qe6+ 4.Kb2!
4.Kc3? Qxh6 5.Qh1+ Kg5 6.f4+ Kg6 7.Qxe4+ Kg7 8.Qe5+ f6 9.g5 Rc8+ 10.Kb3 Qg6 11.gxf6+ Qxf6 12.Nb6 Rc1! 13.Nd5 Qxe5 14.fxe5 Kf7–+

4…Qxh6 5.Qh1+ Kg5 6.f4+ Kg6 7.f5+!
7.Qxe4+? Kg7 8.Nc5 Ne6 9.Nxb7 Qh2+ 10.Qc2 Qxc2+ 11.Kxc2 a4 12.Kc3 Rb8–+

7…Kg7 8.Qxh6+!
8.Qxe4? Rc8 9.g5! Qh5!–+ (9…Qxg5? 10.Nb6 Rb8 11.Qe5+ Qf6 12.Qxf6+ Kxf6 13.Nd7+=)

8…Kxh6 White has a domination over the black rook: 9.Nb6 Ra7 10.Nc8 Ra8 11.Nb6 Rb8 12.Nd7 Rc8 13.Nb6 Rc7 14.Nd5 Rd7
14…Rc4 15.Nb6 Rc7 16.Nd5=

15.Nf6 Rc7
15…Rd6? 16.g5+ Kg7 (16…Kxg5 17.Nxe4++-) 17.Ne8++-
15…Re7? 16.Ng8++-

16.Nd5=