Win
Section B.1.
Valery Kalashnikov (Russia)
wKf3,Nc8,Rc2/bKa6,Nf1,Ph2
1.Ra2+! Logic from author (article in SK–115). The best creative response – M.Zinar 3 prize A.Sadykov 80–MT 2016. New Versions 2 studies from 12th UAPA Tournament on this theme – Union Argentina de Problemistas de Ajedrez – 5. Problemas & Estudios 2021
Prematurely 1.Kg2? Ne3+=
logic try 1.Rc6+? Kb7 2.Rh6 Kxc8 3.Kf2 Nd2=
1…Kb7 and systematic movement M.Liburkin (1938 Year), but in final – double attack 2.Nd6+ Kc7!
2…Kc6 3.Ra6+-
3.Ne8+!
3.Nb5+? Kb6=
3…Kd7
3…Kd8 4.Ra8+-
4.Nf6+ Ke7
4…Ke6 5.Ra6+-
5.Ng8+!
5.Nd5+? Kd6=
5…Kf7
5…Kf8 6.Ra8+-
6.Nh6+ Kg7
6…Kg6 7.Ra6+-
7.Nf5+ Kg6 8.Kg2
8.Nh4+? Kg5 9.Kg2 Kxh4=
8…Kxf5 9.Rf2+ Ke4 10.Rxf1 +-
– after M.Liburkin