1.Qh1! [1.Qf4+!? Rb4 2.Qf1 Rg4+ 3.Kf5 exd2 4.Qa6+ Kb4! (4...Kb3? 5.Qd3+ Kb2 6.Qxd2+- ) 5.Qb6+ Ka4 6.Qa6+ Kb4 positional draw] 1...exd2 [1...e2 2.Kf7! (2.e6!? Rb1 3.Qe4+ Ka5 4.Qxc2 e1Q 5.Qc5+ Ka6 6.Kf7 Qg3= ) 2...Rb1 3.Qe4+ Kb5 (3...Ka5 4.Qxc2 e1Q 5.Qc3+ Ka6 6.c7+- ) 4.Qxe2+ Ka5 5.e6 c1Q 6.e7 Qxc6 7.Qe5+ (7.e8Q!? Qd5+ 8.Kg7 Qg5+= ) 7...Ka6 8.e8Q Rb7+ (8...Rf1+ 9.Ke7+- ; 8...Qf3+ 9.Qf6++- ) 9.Kg8! Qg2+ 10.Kh8+- ] 2.Qe4+ Kb3 3.Qe3+! [ try 3.Qd3+!? Kb2 4.Qxd2 Rxc6+! (4...Kb1? 5.Qd3 main line) 5.Kf5 Rc8! 6.e6 Kb1 7.Qd3 Kb2 8.Qd2 Kb1 9.Qb4+ Ka2 10.Qd2 Kb1 positional draw] 3...Ka2 [3...Ka4 4.Qd4+ Rb4 5.Qxd2 Rc4 6.Qc1 Rxc6+ 7.Kf5+- ] 4.Qxd2 Kb1 [4...Rxc6+ 5.Kf5 Kb1 6.Qb4++- ] 5.Qd3 Rxc6+ 6.Kg5!! [6.Kf5!? Rb6! 7.Kf4 (7.e6 Rxe6= ) 7...Rb4+ 8.Kf3 Kb2 9.Qe2 Rb3+= ; 6.Kh5!? Rb6! 7.Kh4 Rb4+ 8.Kh3 Kb2= ; 6.Kf7!? Rc7+ 7.Kf6 Rb7 8.e6 Rb6 9.Kf7 Rxe6= ] 6...Rb6 7.Kh5!! [Thematic try 7.Kf5!? Rb8! (7...Rb7!? 8.e6 Re7 9.Qb3+ Kc1 10.Qa3++- ) 8.e6 Kb2 9.Qe2 Kb1 10.Qe4 (10.Qe5!? Rf8+! ) 10...Rf8+ 11.Ke5 (11.Kg5 Re8 12.Kf6 Rxe6+= ) 11...Re8 12.Kd6 Rxe6+= ; 7.Kf4!? Rb4+ 8.Kf3 Kb2 9.Qe2 Rb3+= ] 7...Rb8 [7...Rb4 8.e6 Kb2 9.Qe2! (9.Qd2!? Re4= ) 9...Kb1 10.Qe1++- ]
8.e6 Kb2 9.Qe2 /Qd4+ 9...Kb1 10.Qe5! (now, impossible the check Rh8+ ) 10...Re8 11.Qb5+ and wins.

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