Mario García & Valery Kalashnikov

Win

2.hm. JT 70 Michal Hlinka , 2023

wKa2,Pc3,h7/bKd1,Nb1,Bg5,Pd3

1.h8Q Kc2 2.Qh2+ Bd2
2…d2 3.Qh7+ Kc1 4.Qxb1# mate

3.c4 Nc3+ 4.Ka1!
4.Ka3? Nb1+ 5.Ka4 Nc3+ 6.Ka5 Ne2+!=

4…Ne4
4…Ne2 5.c5 Bf4 6.Qg2 Be5+ 7.Ka2 Bg3 8.Ka3!+- (8.c6? Bd6 9.Qf2 Bg3! 10.Qxg3 Nxg3 11.c7 Ne4 /e2 12.c8Q+ Nc3+ 13.Ka3 d2 14.Qf5+ Kc1 15.Qf2 Kc2!= (15…d1Q? 16.Qb2#) ) ; 4…Na4 5.Qf2 Nc3 6.c5+-

5.Qg2!
5.Qg1? Bc3+ (1) 6.Ka2 Bd4 7.Qxd4 (7.Qb1+ Kd2=; 7.Qg2+ Nf2=) 7…Nc3+ 8.Ka3 d2 9.Qf2 Kd3 10.Qf1+ e.g. 10…Kd4 11.Kb4 d1Q 12.Qf6+ Ke4 13.Qxc3 Qd6+=

5…Nc5 6.Ka2
6.Qf2? Ne4 7.Qg1 Bc3+= similar to (1)] 6…Na4
6…Kc3 7.Qf2 Ne4 8.Qf5 Kd4 9.Qd5+ Ke3 10.Kb3+-

7.Ka3 Nc5 8.Qf2 Ne4 9.Qf5!
9.Qf3? Bc1+ 10.Kb4 Bd2+=

9…Bc1+ (line A) [line B: 9…Nd6 10.Qe6! (10.Qg4? Be3!=) 10…Bc1+ (10…Bf4 11.c5 Nb5+ 12.Kb4+-) 11.Ka2! (Try 11.Kb4? Bb2! 12.Qg6 Bc3+ 13.Kc5 Nf7! 14.Qe4 and no (14.Qxf7 d2 15.Qg6+ Kc1 positional draw) 14…Ng5? (and no 14…Bb2? 15.Kd5 Ne5 16.c5 Kc1 17.c6 d2 18.Qh1+ d1Q+ 19.Qxd1+ Kxd1 20.c7 Ng6 21.Ke6 Nf4+ 22.Kf7!+-; 14…Ne5! 15.Kb5 Kc1 /b2=) 15.Qf5! Ne6+ (or 15…Nf3 16.Kd5 Ne5 17.c5 Kb2 18.Qh5+-) 16.Kd6! Nd4 17.Qe4 Bb4+ 18.c5 Nb5+ 19.Kc6!+-) 11…d2 12.Qg6+ win

10.Ka4!
10.Kb4? Bd2+ 11.Ka4 Nc3+=

10…Nd6 11.Qh7!
Try 11.Qg6? Nb7! (11…Nxc4? 12.Qc6 Kc3 13.Kb5!+-) 12.Qb6 (12.Qg2+ d2 13.Kb4 Bb2!=) 12…Bb2 13.Qxb7 d2 14.Qe4+ Kc1 15.Qf4 Kc2 16.Qh2 Kc1 17.Qh6 Kc2 18.Qg6+ Kc1=

11…Be3 12.Kb4 Bd4
12…Bd2+ 13.Kc5!+-

13.c5! win