Nº4 Vladimir Korolkov

Win

3.p American Chess Quarterly, 1964

wKa1,Nb1,b4,Pb7,e6,h2,h6/bKa7,Rc4,f2,Pf4

1.e7!
1.h7? Rxh2=

1…Re4
1…Rxb4 2.e8Q Rxb7 3.Qg8 Rfb2 a) 3…Rxh2 4.Qg1+-; b) 3…Rf1 4.Qa2+ Kb6 (4…Kb8 5.h7 Rxh7 6.Qg8++-) 5.Qb3+ Ka7 6.Qxb7+ Kxb7 7.h7+-; c) 3…Rb6 4.h7 Ra6+ 5.Na3 Rxa3+ 6.Kb1 Rfa2 (6…Re3 7.Qg1 Rb3+ 8.Kc1 Rc3+ 9.Kd1 Rcc2 10.Qxf2+ Rxf2 11.h8Q) 7.Qxa2+-; 4.Nc3 R2b3 5.h7 Ra3+ (5…Rxc3 6.Qa2+ Kb6 7.Qb2++-) 6.Na2 Re3 7.h8Q Re1+ 8.Nc1 Rxc1+ 9.Ka2 Rc2+ 10.Ka3+-
1…Re2 2.h7 Rxb4 3.h8Q Ra4+ 4.Na3 Rxa3+ 5.Kb1 Rb3+ 6.Kc1 Rxe7 (6…Rxb7 7.e8Q+-) 7.Qa8+-

2.h4!
2.Na6? Ra4+ 3.Na3 Rxa3+ 4.Kb1 Rb3+ 5.Kc1 Rf1+ 6.Kd2 Rf2+=

2…Rh2
2…Rxe7 3.Nc6+ Kxb7 4.Nxe7 Rh2 5.Ng6! f3 (5…Rc2 6.h7 Rc8 7.h8Q Rxh8 8.Nxh8 f3 9.Ng6 f2 10.Nd2 Kc6 11.h5+-) 6.h7 f2 7.Nd2 Rh1+ 8.Ka2! Rd1 9.Nf1! Rxf1 10.h8Q Rb1 11.Qg7+ Ka6 12.Qf6+-
2…Rxb4 3.e8Q Rxb7 4.Qg8+-
2…Rf1 3.h7 Rxb4 4.h8Q Rbxb1+ 5.Ka2+-

3.h7!
3.Na6? Ra4+ 4.Na3 Rxa3+ 5.Kb1 Rb3+ 6.Kc1 Rc3+ 7.Kd1 Rd3+ 8.Kc1=

3…Rxh4 4.Na6! Kxb7
4…Ra4+ 5.Kb2 Rh2+ 6.Nd2+-

5.Nc5+ Kc7 6.Nxe4 Kd7! 7.Nd6! Kxe7 8.Nf5+ Kf7 9.Nxh4 Kg7 10.Nf3! Kxh7 11.Nbd2!
11.Na3? Kg6 12.Nc2 12.Nc4 Kf5 13.Nce5 (13.Ncd2 Kg4 14.Kb2 Kg3) 13…Ke4 14.Kb2 Ke3 15.Kc3 Kf2 16.Kd3 Kg2=) 12…Kf5 13.Nce1 Kg4 14.Kb2 Kg3 15.Kc3 Kf2 16.Kd4 (16.Kd2 Kf1 17.Kd1 Kf2= no Troiski ) 16…Kf1 17.Ke4 Kf2 18.Kf5 Kg3 19.Kg5 Kh3! 20.Nc2 Kg2 21.Ncd4 Kh1!= no is possible posiiton Troiski

11…Kg6 12.Ne4
12.Nf1? Kf5 13.N1h2 Ke4 14.Kb2 (14.Ng5+ Ke3 15.Nhf3 Kf2=) 14…Ke3 15.Kc3 Kf2=; 12.Nb3? Kf5 13.Nbd4+ Kg4 14.Kb2 Kg3= no is possible posiiton Troiski

12…Kf5 13.Nf2!+- Win by Troiski