Nº26 Valery Kalashnikov

Publicado el 11/08/2022 a 242 × 242 en 18th INTERNATIONAL INTERNET TOURNAMENT (UAPA) – 2022

Win

Section B.1.

Valery Kalashnikov (Russia)

wKh2,Nf1,Bg1,Rh8/bKa3,Rc4,Pa2

1.Ra8+ Kb2 2.Nd2 Rc2
2…Rh4+ 3.Kg3 Rb4 4.Bc5 Rb5 5.Bd4++-
2…Rg4 3.Rb8+ Kc3 4.Nb3 Rb4 5.Rxb4 Kxb4 6.Na1+-

3.Bd4+ Kc1 4.Be3 Kb2 5.Rb8+ With the followings lines

Main A: 5…Ka1 6.Bd4+ Rb2 7.Bxb2#

Main B: 5…Kc3 6.Rb3#

Main C: 5…Kc1 6.Rg8 (or 6.Rf8 ) 6…Kb2 7.Rg1 Rxd2+!? 8.Bxd2 a1Q 9.Bc3+! echo

Main D: 5…Ka3 6.Kg3 Rxd2!? 7.Bxd2 (or 7.Ra8+ ) 7…a1Q 8.Ra8+ Kb2 9.Bc3+! echo