1.Rh8+! [1.Rxb3? axb3 2.Rh8+ Kb7 (Kc7) 3.Rh7+ (3.Qg7+ Kc6 4.Qc3+ Kd7 =) 3...Kb8 4.Qb4+ Rb6 5.Qf8+ Qc8 6.Qf4+ Ka8 and White's ability to win is foiled by the pawn residue on b3.] 1...Kc7 (Kb7) 2.Rh7+! [A strong try is 2.Qg7+? , but Black narrowly escapes after 2... 2...Kc6! (2...Kd6? 3.Rd8+ +-; 2...Kb6? 3.Rb8+ Kc6 4.Qg2+ Bd5 (4...Kc7 5.Rbxb3! +-) 5.Rc3+ Kd7 6.Qg7+ Re7 7.Qg4+ Qe6 8.Qxa4+ +-) 3.Qc3+ Kd7! (3...Kd6? 4.Rd8+ Ke7 5.Qc7+ +-; 3...Kd5? 4.Rh5+ Kd6 5.Qc5+ Kd7 6.Rh7+ Ke8 7.Qh5+ +-) 4.Rh7+ Kd6! (4...Re7? 5.Rxe7+ Kxe7 6.Qxb3! +-) 5.Qd4+ Kc6 6.Qc3+ (6.Qd7+ Kc5 7.Rh5+ Kb4 8.Rxb3+ axb3 9.Qd4+ Qc4 =) 6...Kd6 7.Qg3+ Kc6! (7...Kc5? (Kd5?) 8.Rh5+ Kc6 (8...Kb6 9.Rxb3+ axb3 10.Qf2+ c7 11.Qf7+ Kd6 12.Qxe6+ +-) 9.Qf3+ Kc7 (9...Kd7 10.Rxb3 axb3 11.Qf7+ Re7 12.Rd5+ +-) 10.Rxb3 Qd6+ 11.Rd3 Qb4+ 12.Rc3+ +-) 8.Qf3+ Kd6 9.Qf4+ Kc6 10.Qc7+ Kd5 11.Rh5+ Ke4 12.Rh4+ Kd5 13.Rh5+ Ke4 14.Qh7+ Rg6 15.Rh4+ (15.Qe7+ Qe6 16.Qb4+ Kf3 =) 15...Ke5! 16.Qh5+ (16.Qe7+ Qe6 =) 16...Kf6 17.Qf3+ Kg7 =] 2...Kb8 [2...Kd6 3.Rxb3! axb3 4.Qxe6+ Kxe6 5.Rh6+ +-; 2...Kc6 .Rxb3! Rd6+ 4.Ke1 axb3 (4...Qa5+ 5.Rb4 +-) 5.Qf3+ (Qe4+) 5...Kc5 6.Qc3+ Kb5 7.Qxb3+ Kc6 8.Qc3+ Kb5 (8...Kb6 9.Qb4+ Kc6 10.Qxd6+ +-) 9.Rh5+ Kb6 10.Qe3+ Kc6 11.Qe8+ Kc7 (11...Kb6 2.Qb8+ Kc6 13.Qxd6+ +-) 12.Qe7+ Rd7 13.Rc5+ Kb6 14.Qe6+ +-] 3.Qb4+ [3.Rxb3+? axb3 4.Qb4+ Rb6 and again the win is spoiled by bPb3; 3.Qg8+? Qc8 4.Qg3+ Ka8 =] 3...Rb6 4.Qf8+ [4.Rh8+? Ka7 5.Qe7+ Qb7 =; 4.Rxa4? Rxb4! =] 4...Qc8 5.Qf4+ Ka8 6.Rxa4+ Bxa4 7.Qxa4+ Ra6 [7...Qa6 8.Qe8+ Rb8 9.Qe4+ Rb7 10.Rh8+ Ka7 11.Qd4+ Rb6 (11...Qb6 12.Qa4+ Qa6 13.Ra8+ +-) 12.Rh7+ Ka8 13.Qd5+ Rb7 14.Rh8+ Ka7 15.Qc5+ Rb6 (15...Qb6 16.Qa3+ Qa6 17.Ra8+ +-) 16.Ke3 transposing to the main line at move 30.] 8.Qe4+ Qc6 [8...Rc6 9.Qd5 Kb8 10.Qe5+ Ka8 (Rc7) 11.Rh8 +-] 9.Rh8+ Kb7 [9...Ka7 10.Qd4+ Kb7 (10...Rb6 11.Rh7+ Ka6 12.Qa1+ +-) 11.Rh7+ Kb8 12.Qh8+ Qc8 13.Qe5+ Ka8 14.Rh8 +-] 10.Qb4+ Rb6 11.Rh7+ Kb8 [11...Ka6 12.Qa3+ +-] 12.Qf8+ Qc8 13.Qf4+ Ka8 14.Qf3+ [14.Qa4+? Ra6 5.Qe4+ Qc6 repeats. A loss of time] 14...Kb8 [14...Rb7 15.Qd5 (Qe4) 15...Qb8 (15...Ka7 16.Qa5+ Kb8 17.Qe5+ Ka7 18.Qa1+ Kb6 19.Rh6+ +-) 16.Kc2 (The fastest win) 16... 16...Qc8+ 17.Kd3 Ka7 (17...Qb8 18.Rg7 +-) 8.Qa5+ Kb8 19.Qe5+ Ka7 20.Qa1+ +-] 15.Qg3+ [15.Qf4+? Ka8 16.Qf3+ Kb8 again, a loss of time] 15...Ka8 16.Qa3+ Qa6 [16...Ra6 17.Qf3+ Kb8 18.Qb3+ Ka8 19.Qd5+ Kb8 (19...Rc6 20.Rh6 fastest win) 20.Qe5+ +-] 17.Qf8+ Rb8 18.Qf3+ Rb7 19.Rh8+ Ka7 20.Qe3+ Rb6 [20...Qb6 21.Qa3+ Qa6 22.Ra8+ +-] 21.Rh7+ Ka8 [21...Kb8 22.Qe8+ Qc8 23.Qe5+ etc.] 22.Qe8+ Rb8 23.Qe4+ Rb7 24.Rh8+ Ka7 25.Qd4+ Rb6 26.Rh7+ Ka8 27.Qd5+ Rb7 28.Rh8+ Ka7 29.Qc5+ Rb6 30.Ke3!! Black is in zugzwang. 30... 30...Qb7 [30...Qb5 31.Rh7+ Ka6 32.Qa3+ (Qc8+) 32...Qa5 33.Ra7+ +-] 31.Re8! The white Queen and Rook have methodically closed in and threaten Re7. [31.Rc8? (Rh6?) 31...Qa6 32.Rh8 (Forced!) 32... 32...Qb7 33.Re8 is a loss of time] 31...Qa6 32.Kf2! [32.Rh8? Qb7 33.Re8 is a loss of time, of course.] 32...Qa2+ [32...Qd3 33.Re7+ Ka6 34.Qc8+ Ka5 35.Qa8+ Kb4 (35...Ra6 36.Re5+ Ka4 37.Qe8+ Kb4 38.Re4+ Kc5 39.Qc8+ Kd5 (Rc6) 40.Qf5+ +-) 36.Re4+ Kb3 37.Qa4+ Kb2 38.Re2+ Kc3 39.Qa5+ Rb4 40.Re3 +-] 33.Kg3! [33.Re2? Qf7+ 34.Ke1 Ka8 35.Qc8+ Ka7 36.Qc5 Ka8 37.Qxb6 Qf1+ 38.Kxf1 stalemate; 33.Ke3? Qb3+ and the white King can find no shelter from checks.; 33.Kg1? Qb1+ 34.Kf2 Qb2+ 35.Re2 Qf6+ =] 33...Qa6 [33...Qb3+ 34.Kh2! and now the black King will be driven from the corner. (34.Re3? Qg8+ 35.Kf2 Qa2+ 36.Re2 Qf7+ 37.Ke1 Ka8 etc.) 34...Qb2+ (34...Qa2+ 35.Kh3 Qa6 36.Re7+ Ka8 37.Qd5+ Rb7 38.Re8+ Ka7 39.Qd4+ Rb6 40.Rg8 transposes to main line) 35.Kh3! Qb3+ (35...Qb5 36.Qe7+ Rb7 37.Qa3+ Kb6 38.Qe3+ (Qd6+) +-) 36.Re3 Qb5 (36...Qb4 37.Re7+ Ka6 38.Qc8+ Kb5 39.Re5+ Ka4 40.Qa8+ +-) 37.Qe7+ (37.Qc7+? Ka8 8.Qd8+ Ka7 39.Qe7+ loss of time) 37...Ka8 (37...Rb7 38.Ra3+ Kb6 39.Qd6+ +-) 38.Qf8+ Ka7 39.Qf7+ Rb7 (39...Ka8 40.Re8+ Rb8 41.Qa2+ Kb7 42.Re7+ +-) 40.Ra3+ Kb8 (40...Kb6 41.Qe6+ Kc7 42.Rc3+ Kb8 43.Qg8+ Ka7 44.Ra3+ Kb6 45.Qd8+ Rc7 46.Qb8+ Rb7 47.Qd6+ +-) 41.Qg8+ (Qf8+) 41...Kc7 2.Qg3+ Kc6 43.Qg6+ Kc7 44.Rc3+ Kd7 45.Rd3+ Ke7 46.Qg7+ Ke6 47.Qg8+ Ke7 48.Qd8+ Kf7 49.Rf3+ Kg7 50.Rg3+ Kf7 51.Qg8+ Ke7 52.Rg7+ +-] 34.Kh2!! [34.Re7+? Ka8 35.Qd5+ Rb7 36.Re8+ Ka7 37.Qd4+ Rb6 38.Re7+ Ka8 39.Qd5+ Rb7 40.Re8+ Ka7 41.Qc5+ Rb6 is all a loss of time; 34.Re3? Ka8 35.Ra3 Rb3+ 36.Rxb3 Qg6+ 37.Kh4 Qg4+ 38.Kxg4 stalemate] 34...Qa2+ [34...Qd3 35.Qc7+ Ka6 36.Qc8+ Kb5 37.Re5+ Ka4 38.Qe8+ Rb5 (38...Kb4 39.Re4+ Kc5 40.Qc8+ Kb5 (Rc6) 41.Qf5+ +-) 39.Re4+ Ka5 40.Qa8+ Kb6 41.Qb8+ Kc6 42.Qe8+ Kc5 (42...Kb7 43.Qf7+ Kb6 44.Qg6+ Ka5 45.Ra4+ +-) 43.Qh5+ Kc6 44.Re6+ Kc7 45.Qf7+ Qd7 46.Re7 +-] 35.Kh3 [35.Kg3? Qb3+ 36.Kh2 Qa2+ 37.Kh3 more loss of time] 35...Qa6 [35...Qa4 36.Re7+ Ka6 37.Qc8+ +-; 35...Qb3+ 36.Re3 etc.] 36.Re7+ Ka8 37.Qd5+ Rb7 [37...Rc6 38.Re8+ Kb7 39.Qf7+ Kb6 (39...Rc7 40.Qb3+ Qb6 41.Rb8+ +-) 40.Qb3+ Kc5 41.Re5+ Kd6 42.Qg3 Kd7 (42...Qf1+ 43.Kh2 +-) 43.Qg7+ Kd8 44.Qf8+ Kc7 45.Re7+ Kb6 46.Qf2+ (Qb8+) +-] 38.Re8+ Ka7 39.Qd4+ [39.Qc5+? Rb6 40.Kh2 Qa2+ 41.Kg3 Qb3+ 42.Kh2 Qa2+ 43.Kh3 Qa6 44.Re7+ Ka8 45.Qd5+ Rb7 46.Re8+ Ka7 47.Qd4+ loss of time] 39...Rb6 [39...Qb6 40.Qa4+ Qa6 41.Ra8+ +-] 40.Rg8! [40.Re7+? Ka8 41.Qd8+ Rb8 42.Qd5+ Rb7 43.Re8+ Ka7 44.Qc5+ Rb6 45.Kh2 Qa2+ 46.Kg3 Qb3+ 47.Kh2 Qa2+ 48.Kh3 Qa6 49.Re7+ Ka8 50.Qd5+ Rb7 51.Re8+ Ka7 52.Qd4+ Rb6 53.Re7+ Ka8 54.Qd8+ Rb8 55.Qd5+ Rb7 56.Re8+ Ka7 57.Qd4+ Rb6 58.Rg8 is all a loss of time] 40...Qa3+ [40...Qf1+ 41.Kh2! (41.Kg3? Qe1+ 42.Kf3 Qf1+ (Qh1+) 43.Kg3 Qe1+ 44.Kg2 Qe2+ 45.Kg1 Qe1+ 46.Kh2 Qe2+ 47.Rg2 loss of time) 41...Qe2+ 42.Rg2 Qh5+ 43.Kg1 Qb5 (43...Qa5 44.Rg7+ Ka6 45.Qc4+ (Qd3+) +-) 44.Qg7+ Ka8 45.Qf8+ (Qg8+) 45...Ka7 46.Qf7+ Rb7 47.Ra2+ +-] 41.Rg3 Qa6 42.Rg7+ Ka8 43.Qe4+ [43.Qd8+ Rb8 44.Qd5+ Rb7 45.Rg8+ Ka7 46.Qd4+ (46.Qc5+ Rb6 47.Qd4 Qa3+ 48.Rg3 Qa6 repeats) 46...Rb6 47.Kh4 (Kh2) loss of time] 43...Rb7 [43...Rc6 44.Rg8+ Ka7 45.Qh7+ Kb6 46.Qb1+ Ka5 47.Rg5+ Ka4 48.Rg4+ +-] 44.Rg8+ Ka7 45.Qd4+ [45.Qe3+ Rb6 46.Rg7+ Ka8 47.Qe4+ Rb7 48.Rg8+ Ka7 49.Qd4+ loss of time] 45...Rb6 46.Kh4 (Kh2) 46...Qb5 47.Qg7+ [47.Rg7+ Ka8 48.Qa1+ Qa6 49.Rg8+ Ka7 50.Qg7+ Rb7 51.Qg1+ Rb6 52.Qd4 Qb5 loss of time] 47...Rb7 48.Qa1+ Qa6 [48...Kb6 49.Rg6+ (Qc3+) +-] 49.Ra8+ and wins.
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