A harder mate from OTB game

Discussion of anything and everything relating to chess playing software and machines.

Moderators: hgm, Dann Corbit, Harvey Williamson

kiroje
Posts: 60
Joined: Wed Jul 25, 2012 10:12 am
Location: Copenhagen, Denmark
Full name: Kim Jensen

Re: A harder mate from OTB game

Post by kiroje »

SlowChess Blitz 2.83 really shines here !

Code: Select all

3:32/37, 1/8: 39.Rxd7+, 1,5G nodes (7M nps), 8GB hash, 8 threads
0:00: +5.28/2 39.Rxd7+ Kxd7 40.a4 f6
0:00: +6.44/3 39.Rxd7+ Kxd7 40.Ke5 Kc6 41.Kd4
0:00: +5.79/4 39.Rxd7+ Kxd7
0:00: +5.24/4 39.Rxd7+ Kxd7 40.a4 f6 41.b5 axb5 42.axb5
0:00: +5.20/5 39.Rxd7+ Kxd7 40.a4 f6 41.b5 axb5 42.axb5 g5 43.c6+ bxc6+ 44.bxc6+ Kc7 45.hxg5 fxg5 46.fxg5
0:00: +5.20/6 39.Rxd7+ Kxd7 40.a4 f6 41.b5 axb5 42.axb5 g5 43.c6+ bxc6+ 44.bxc6+ Kc7 45.hxg5 fxg5 46.fxg5
0:00: +5.12/7 39.Rxd7+ Kxd7 40.a4 f6 41.b5 axb5 42.axb5 g5 43.c6+ bxc6+ 44.bxc6+ Kc7 45.hxg5 fxg5 46.fxg5 h4
0:00: +4.69/8 39.Rxd7+ Kxd7 40.a4 f6 41.b5 axb5 42.axb5 g5 43.c6+ bxc6+ 44.bxc6+ Kc7 45.hxg5 fxg5 46.fxg5 h4 47.g6 h3
0:00: +5.36/9 39.Rxd7+
0:00: +5.12/9 39.Rxd7+ Kxd7 40.a4 f6 41.b5 axb5 42.axb5 g5 43.hxg5 fxg5 44.fxg5 h4 45.g6 Ke7 46.c6 bxc6+ 47.bxc6
0:00: +5.60/9 39.Rxd7+ Kxd7 40.a4 f6 41.b5 axb5 42.axb5 g5 43.hxg5 fxg5 44.fxg5 h4 45.c6+ bxc6+ 46.bxc6+ Kc7 47.g6 h3 48.g7 h2 49.g8=Q h1=Q
0:00: +6.46/10 39.Rxd7+
0:00: +4.91/10 39.Rxd7+ Kxd7
0:00: +3.99/10 39.Rxd7+ Kxd7 40.a4 f6 41.b5 axb5 42.axb5 Ke7 43.c6 b6 44.c7 Kd7 45.c8=Q+ Kxc8 46.Ke6 g5 47.hxg5 fxg5
0:00: +4.00/10 39.a3
0:00: +4.00/10 39.a4
0:00: +4.96/10 39.a4 Rc7 40.b5 axb5 41.axb5 Rc8 42.c6 Rc7 43.b6 bxc6+ 44.Rxc6 Rd7+ 45.Kc5
0:00: +3.95/10 39.a4 Rc7
0:00: +5.74/10 39.Rxd7+
0:00: +6.61/10 39.Rxd7+
0:00: +7.22/10 39.Rxd7+ Kxd7 40.a4 f6 41.b5 axb5 42.axb5 g5 43.hxg5 fxg5 44.c6+ bxc6+ 45.bxc6+ Kc7 46.fxg5 h4 47.g6 h3 48.g7
0:00: +7.22/10 39.Rxd7+ Kxd7 40.a4 f6 41.b5 axb5 42.axb5 g5 43.c6+ Kc7 44.fxg5 bxc6+ 45.bxc6 fxg5 46.hxg5 h4 47.g6 h3 48.g7
0:00: +6.46/11 39.Rxd7+ Kxd7
0:00: +7.28/11 39.Rxd7+ Kxd7 40.a4 f6 41.b5 axb5 42.axb5 g5 43.c6+ Kc7 44.hxg5 fxg5 45.fxg5 bxc6+ 46.bxc6 h4 47.g6 h3 48.g7 h2 49.g8=Q h1=Q 50.Qf7+ Kb6 51.Qb7+
0:00: +6.52/12 39.Rxd7+ Kxd7
0:00: +7.54/12 39.Rxd7+
0:00: +8.36/12 39.Rxd7+ Kxd7 40.a4 Kc7 41.b5 axb5 42.axb5 Kd7 43.c6+ bxc6+ 44.bxc6+ Kc7 45.Kc5 f6 46.Kd5 g5 47.fxg5 fxg5 48.hxg5 h4 49.g6 h3 50.g7 h2 51.g8=Q h1=Q 52.Qf7+ Kb6 53.Qb7+
0:00: +8.00/12 39.Rxd7+ Kxd7 40.a4 f6 41.b5 axb5 42.axb5 g5 43.c6+ Kc7 44.hxg5 fxg5 45.fxg5 bxc6+ 46.bxc6 h4 47.g6 h3 48.g7 h2 49.g8=Q h1=Q 50.Qg7+ Kb6
0:00: +7.12/13 39.Rxd7+ Kxd7
0:00: +8.32/13 39.Rxd7+
0:00: +8.36/13 39.Rxd7+ Kxd7 40.a4 f6 41.b5 axb5 42.axb5 Ke7 43.c6 b6 44.c7 Kd7 45.c8=Q+ Kxc8 46.Ke6 Kc7 47.Kxf6 Kd6 48.Kxg6 Kc5 49.Kxh5 Kxb5 50.Kg5 Kc6 51.Kxf5
0:00: +9.64/13 39.Rxd7+ Kxd7 40.a4 Ke7 41.c6 bxc6+ 42.Kxc6 f6 43.b5 axb5 44.axb5 g5 45.fxg5 fxg5 46.b6 g4 47.b7 g3 48.b8=Q g2 49.Qe5+ Kf7 50.Qxf5+
0:00: +8.48/14 39.Rxd7+ Kxd7
0:00: +10.10/14 39.Rxd7+
0:00: +6.16/14 39.Rxd7+ Kxd7
0:00: +10.22/14 39.Rxd7+
0:00: +11.32/14 39.Rxd7+ Kxd7 40.a4 f6 41.b5 axb5 42.axb5 g5 43.hxg5 fxg5 44.fxg5 h4 45.c6+ Kc7 46.g6 h3 47.g7 h2 48.g8=Q h1=Q 49.Qg7+ Kb6 50.Qxb7+
0:00: +11.32/14 39.Rxd7+ Kxd7 40.a4 f6 41.b5 axb5 42.axb5 g5 43.hxg5 fxg5 44.fxg5 h4 45.c6+ Kc7 46.g6 h3 47.g7 h2 48.g8=Q h1=Q 49.Qg7+ Kb6 50.Qxb7+
0:00: +11.32/14 39.Rxd7+ Kxd7 40.a4 f6 41.b5 axb5 42.axb5 g5 43.hxg5 fxg5 44.fxg5 h4 45.c6+ Kc7 46.g6 h3 47.g7 h2 48.g8=Q h1=Q 49.Qg7+ Kb6 50.Qxb7+ Ka5 51.Qa7+
0:00: +9.80/15 39.Rxd7+ Kxd7
0:00: +11.96/15 39.Rxd7+
0:00: +6.76/15 39.Rxd7+ Kxd7
0:00: +8.36/15 39.Rxd7+ Kxd7 40.a4 f6 41.b5 axb5 42.axb5 Ke7 43.c6 b6 44.c7 Kd7 45.c8=Q+ Kxc8 46.Ke6 Kc7 47.Kxf6 Kd6 48.Kxg6 Kc5 49.Kxh5 Kxb5 50.Kg5 Kc6 51.Kxf5
0:00: +11.32/15 39.Rxd7+ Kxd7 40.a4 f6 41.b5 axb5 42.axb5 Ke7 43.c6 b6 44.c7 Kd7 45.c8=Q+ Kxc8 46.Ke6 Kc7 47.Kxf6 Kd6 48.Kxg6 Kc5 49.Kxh5 Kxb5 50.Kg5 Kc6 51.h5 b5 52.h6
0:00: +10.68/16 39.Rxd7+ Kxd7 40.a4 f6 41.b5 axb5 42.axb5 Ke7 43.c6 b6 44.c7 Kd7 45.c8=Q+ Kxc8 46.Ke6 Kc7 47.Kxf6 Kd6 48.Kxg6 Kc5 49.Kxh5 Kxb5 50.Kg5 Kc6 51.h5 b5 52.h6 b4 53.h7 b3 54.h8=Q
0:00: +12.24/17 39.Rxd7+ Kxd7 40.a4 f6 41.b5 axb5 42.axb5 g5 43.hxg5 fxg5 44.fxg5 h4 45.g6 h3 46.g7 h2 47.g8=Q h1=Q 48.Qe6+ Kd8 49.Qd6+ Ke8 50.Qe5+ Kd7 51.Qxf5+ Ke7 52.Qe5+ Kd7 53.Qd6+ Kc8 54.Qf8+ Kd7 55.Qf7+ Kd8 56.Ke6 Qe1+ 57.Kd6 Qd2+ 58.Qd5 Qf4+ 59.Ke6+ Ke8 60.Qd7+ Kf8 61.Qd6+
0:00: +12.12/18 39.Rxd7+ Kxd7 40.a4 f6 41.b5 axb5 42.axb5 g5 43.hxg5 fxg5 44.fxg5 h4 45.g6 h3 46.g7 h2 47.g8=Q h1=Q 48.Qe6+ Kd8 49.Qd6+ Kc8 50.Qf8+ Kd7 51.Qxf5+ Ke7 52.Qe5+ Kd7 53.c6+ bxc6+ 54.bxc6+ Kd8 55.Qb8+ Ke7 56.Qd6+ Kf7 57.Qe6+ Kf8 58.Qe4 Qc1 59.Ke6 Qh6+ 60.Kd7 Qd2+ 61.Kc8 Qa5 62.c7
0:00: +12.04/19 39.Rxd7+ Kxd7 40.a4 f6 41.b5 axb5 42.axb5 g5 43.hxg5 fxg5 44.fxg5 h4 45.g6 h3 46.g7 h2 47.g8=Q h1=Q 48.Qe6+ Kd8 49.Qd6+ Kc8 50.Qf8+ Kd7 51.Qxf5+ Ke7 52.Qe5+ Kf7 53.Qe6+ Kg7 54.Qe7+ Kg8 55.Qe2 Kf8 56.Kd6 Qh4 57.Qe6 Qd8+ 58.Qd7 Qf6+ 59.Kc7 Qxf3
0:01: +12.24/20 39.Rxd7+ Kxd7 40.a4 f6 41.b5 axb5 42.axb5 Ke7 43.c6 b6 44.c7 Kd7 45.c8=Q+ Kxc8 46.Ke6 Kc7 47.Kxf6 Kd6 48.Kxg6 Kc5 49.Kxh5 Kxb5 50.Kg5 Kb4 51.h5 b5 52.h6 Kc3 53.h7 b4 54.h8=Q+ Kc2 55.Qc8+ Kb2 56.Qxf5 b3
0:01: +12.76/21 39.Rxd7+ Kxd7 40.a4 f6 41.b5 axb5 42.axb5 g5 43.hxg5 fxg5 44.fxg5 h4 45.g6 h3 46.g7 h2 47.g8=Q h1=Q 48.Qg7+ Kc8 49.Qf8+ Kd7 50.Qxf5+ Ke7 51.Qe6+ Kd8 52.Qd6+ Kc8 53.Qf8+ Kd7 54.Qf7+ Kd8 55.Ke6 Qe1+ 56.Kd6 Qg3+ 57.f4 Qd3+ 58.Qd5 Qh7 59.Ke6+ Kc8 60.Qf5 Qh8 61.Ke7+ Kc7 62.Qe5+ Qxe5+ 63.fxe5 Kc8 64.Kf6 b6 65.cxb6 Kb7
0:03: +15.12/22 39.Rxd7+ Kxd7 40.a4 Kc7 41.b5 Kd7 42.bxa6 bxa6 43.c6+ Kc7 44.Kc5 f6 45.Kd5 Kb6 46.Kd6 Ka5 47.c7 Kxa4 48.c8=Q a5 49.Qc4+ Ka3 50.Qc3+ Ka2 51.Qxa5+ Kb2 52.Ke7 Kc2 53.Kxf6 Kd3 54.Kxg6 Ke3 55.Qe5+ Kxf3 56.Kxh5 Kg3 57.Qxf5
0:06: +16.60/23 39.Rxd7+ Kxd7 40.a4 f6 41.b5 axb5 42.axb5 g5 43.hxg5 fxg5 44.fxg5 h4 45.g6 h3 46.g7 h2 47.g8=Q h1=Q 48.Qf7+ Kd8 49.Qf8+ Kd7 50.c6+ bxc6+ 51.bxc6+ Kc7 52.Qe7+ Kb6 53.Qb4+ Ka6 54.c7 Qxf3+ 55.Ke6 Qe3+ 56.Kd7 Qd3+ 57.Qd6+ Qxd6+ 58.Kxd6 Kb7 59.Kd7 Kb6 60.c8=Q Kb5 61.Kd6 f4 62.Qf5+ Kb4 63.Qxf4+ Kb3 64.Qh6 Kc2 65.Qg6+ Kd2 66.Qe4 Kc3 67.Qe3+ Kc4
0:09: +22.35/24 39.Rxd7+
0:09: +22.35/24 39.Rxd7+ Kxd7 40.a4 f6 41.b5 axb5 42.axb5 g5 43.hxg5 fxg5 44.fxg5 h4 45.g6 h3 46.g7 h2 47.g8=Q h1=Q 48.Qg7+ Kc8 49.Qf8+ Kd7 50.c6+ bxc6+ 51.bxc6+ Kc7 52.Qe7+ Kb6 53.Qc5+ Ka6 54.Qc4+ Kb6 55.Qb4+ Ka6 56.c7 Qc1 57.Qc5 Qd2+ 58.Kc6 Qh6+ 59.Qd6 Qc1+ 60.Kd7+ Kb5 61.c8=Q Qxc8+ 62.Kxc8 Kc4 63.f4 Kc3 64.Qc5+ Kd3 65.Qxf5+ Ke2 66.Qe5+ Kf2 67.f5 Kg2 68.f6 Kf2 69.f7
0:16: #59/24 39.Rxd7+
0:17: #28/24 39.Rxd7+ Kxd7 40.a4 f6 41.b5 axb5 42.axb5 g5 43.hxg5 fxg5 44.fxg5 h4 45.g6 h3 46.g7 h2 47.g8=Q h1=Q 48.Qf7+ Kd8 49.Qf8+ Kd7 50.c6+ bxc6+ 51.bxc6+ Kc7 52.Qe7+ Kb6 53.Qc5+ Ka6 54.c7 Qxf3+ 55.Ke6 Qe2+ 56.Kd7 Qd3+ 57.Qd6+ Qxd6+ 58.Kxd6 Kb7 59.Kd7 Kb6 60.c8=Q Kb5 61.Kd6 Kb4 62.Qc2 f4 63.Kd5 f3 64.Qb2+ Ka5 65.Kc5 Ka4 66.Qb4#
0:19: #28/25 39.Rxd7+ Kxd7 40.a4 f6 41.b5 axb5 42.axb5 g5 43.hxg5 fxg5 44.fxg5 h4 45.g6 h3 46.g7 h2 47.g8=Q h1=Q 48.Qf7+ Kd8 49.Qf8+ Kd7 50.c6+ bxc6+ 51.bxc6+ Kc7 52.Qe7+ Kb6 53.Qc5+ Ka6 54.c7 Qxf3+ 55.Ke6 Qe4+ 56.Kd7 Qd3+ 57.Qd6+ Qxd6+ 58.Kxd6 Kb7 59.Kd7 Kb6 60.c8=Q Kb5 61.Kd6 Kb4 62.Qc2 f4 63.Kd5 f3 64.Qb2+ Ka5 65.Kc5 Ka6 66.Qb6#
0:19: #28/26 39.Rxd7+ Kxd7 40.a4 f6 41.b5 axb5 42.axb5 g5 43.hxg5 fxg5 44.fxg5 h4 45.g6 h3 46.g7 h2 47.g8=Q h1=Q 48.Qf7+ Kd8 49.Qf8+ Kd7 50.c6+ bxc6+ 51.bxc6+ Kc7 52.Qd6+ Kb6 53.Qc5+ Ka6 54.c7 Qxf3+ 55.Ke6 Qe4+ 56.Kd7 Qa4+ 57.Qc6+ Ka5 58.c8=Q Qd4+ 59.Qd6 Qg7+ 60.Kc6 Qg2+ 61.Qd5+ Qxd5+ 62.Kxd5 Kb4 63.Qc2 f4 64.Qb2+ Ka5 65.Kc5 Ka6 66.Qb6#
0:26: #27/27 39.Rxd7+ Kxd7 40.a4 f6 41.b5 axb5 42.axb5 g5 43.hxg5 fxg5 44.fxg5 h4 45.g6 h3 46.g7 h2 47.g8=Q h1=Q 48.Qf7+ Kd8 49.Qf8+ Kd7 50.c6+ bxc6+ 51.bxc6+ Kc7 52.Qd6+ Kb6 53.Qc5+ Ka6 54.c7 Qxf3+ 55.Ke6 Qe4+ 56.Kd7 Qa4+ 57.Qc6+ Ka5 58.c8=Q Qd4+ 59.Ke6 Qe3+ 60.Kf7 Qb3+ 61.Kf6 Qb2+ 62.Kg6 Qb6 63.Qa8+ Qa6 64.Qaxa6+ Kb4 65.Qaa4#
0:26: #27/28 39.Rxd7+ Kxd7 40.a4 f6 41.b5 axb5 42.axb5 g5 43.hxg5 fxg5 44.fxg5 h4 45.g6 h3 46.g7 h2 47.g8=Q h1=Q 48.Qf7+ Kd8 49.Qf8+ Kd7 50.c6+ bxc6+ 51.bxc6+ Kc7 52.Qd6+ Kb6 53.Qc5+ Ka6 54.c7 Qxf3+ 55.Ke6 Qe4+ 56.Kd7 Qa4+ 57.Qc6+ Ka5 58.c8=Q Qd4+ 59.Ke6 Qe3+ 60.Kf7 Qb3+ 61.Kf6 Qb2+ 62.Kg6 Qb6 63.Qa8+ Qa6 64.Qaxa6+ Kb4 65.Qaa4#
0:27: #27/29 39.Rxd7+ Kxd7 40.a4 f6 41.b5 axb5 42.axb5 g5 43.hxg5 fxg5 44.fxg5 h4 45.g6 h3 46.g7 h2 47.g8=Q h1=Q 48.Qf7+ Kd8 49.Qf8+ Kd7 50.c6+ bxc6+ 51.bxc6+ Kc7 52.Qd6+ Kb6 53.Qc5+ Ka6 54.c7 Qxf3+ 55.Ke6 Qe4+ 56.Kd7 Qa4+ 57.Qc6+ Ka5 58.c8=Q Qd4+ 59.Ke6 Qe3+ 60.Kf7 Qb3+ 61.Kf6 Qb2+ 62.Kg6 Qb6 63.Qa8+ Qa6 64.Qaxa6+ Kb4 65.Qaa4#
0:35: #27/30 39.Rxd7+ Kxd7 40.a4 f6 41.b5 axb5 42.axb5 g5 43.hxg5 fxg5 44.fxg5 h4 45.g6 h3 46.g7 h2 47.g8=Q h1=Q 48.Qf7+ Kd8 49.Qf8+ Kd7 50.c6+ bxc6+ 51.bxc6+ Kc7 52.Qd6+ Kb6 53.Qc5+ Ka6 54.c7 Qxf3+ 55.Ke6 Qe4+ 56.Kd7 Qa4+ 57.Qc6+ Ka5 58.c8=Q Qd4+ 59.Ke6 Qe3+ 60.Kf7 Qb3+ 61.Kf6 Qb2+ 62.Kg6 Qb6 63.Qa8+ Qa6 64.Qaxa6+ Kb4 65.Qaa4#
0:37: #27/31 39.Rxd7+ Kxd7 40.a4 f6 41.b5 axb5 42.axb5 g5 43.hxg5 fxg5 44.fxg5 h4 45.g6 h3 46.g7 h2 47.g8=Q h1=Q 48.Qf7+ Kd8 49.Qf8+ Kd7 50.c6+ bxc6+ 51.bxc6+ Kc7 52.Qd6+ Kb6 53.Qc5+ Ka6 54.c7 Qxf3+ 55.Ke6 Qe4+ 56.Kd7 Qa4+ 57.Qc6+ Ka5 58.c8=Q Qd4+ 59.Ke6 Qe3+ 60.Kf7 Qb3+ 61.Kf6 Qb2+ 62.Kg6 Qb6 63.Qa8+ Qa6 64.Qaxa6+ Kb4 65.Qaa4#
0:55: #27/32 39.Rxd7+ Kxd7 40.a4 f6 41.b5 axb5 42.axb5 g5 43.hxg5 fxg5 44.fxg5 h4 45.g6 h3 46.g7 h2 47.g8=Q h1=Q 48.Qf7+ Kd8 49.Qf8+ Kd7 50.c6+ bxc6+ 51.bxc6+ Kc7 52.Qd6+ Kb6 53.Qc5+ Ka6 54.c7 Qxf3+ 55.Ke6 Qe4+ 56.Kd7 Qa4+ 57.Qc6+ Ka5 58.c8=Q Qd4+ 59.Ke6 Qe3+ 60.Kf7 Qb3+ 61.Kf6 Qb2+ 62.Kg6 Qb6 63.Qa8+ Qa6 64.Qaxa6+ Kb4 65.Qaa4#
1:04: #27/33 39.Rxd7+ Kxd7 40.a4 f6 41.b5 axb5 42.axb5 g5 43.hxg5 fxg5 44.fxg5 h4 45.g6 h3 46.g7 h2 47.g8=Q h1=Q 48.Qf7+ Kd8 49.Qf8+ Kd7 50.c6+ bxc6+ 51.bxc6+ Kc7 52.Qd6+ Kb6 53.Qc5+ Ka6 54.c7 Qxf3+ 55.Ke6 Qe4+ 56.Kd7 Qa4+ 57.Qc6+ Ka5 58.c8=Q Qd4+ 59.Ke6 Qe3+ 60.Kf7 Qb3+ 61.Kf6 Qb2+ 62.Kg6 Qb6 63.Qa8+ Qa6 64.Qaxa6+ Kb4 65.Qaa4#
1:43: #27/34 39.Rxd7+ Kxd7 40.a4 f6 41.b5 axb5 42.axb5 g5 43.hxg5 fxg5 44.fxg5 h4 45.g6 h3 46.g7 h2 47.g8=Q h1=Q 48.Qf7+ Kd8 49.Qf8+ Kd7 50.c6+ bxc6+ 51.bxc6+ Kc7 52.Qd6+ Kb6 53.Qc5+ Ka6 54.c7 Qxf3+ 55.Ke6 Qe4+ 56.Kd7 Qa4+ 57.Qc6+ Ka5 58.c8=Q Qd4+ 59.Ke6 Qe3+ 60.Kf7 Qb3+ 61.Kf6 Qb2+ 62.Kg6 Qb6 63.Qa8+ Qa6 64.Qaxa6+ Kb4 65.Qaa4#
2:05: #27/35 39.Rxd7+ Kxd7 40.a4 f6 41.b5 axb5 42.axb5 g5 43.hxg5 fxg5 44.fxg5 h4 45.g6 h3 46.g7 h2 47.g8=Q h1=Q 48.Qf7+ Kd8 49.Qf8+ Kd7 50.c6+ bxc6+ 51.bxc6+ Kc7 52.Qd6+ Kb6 53.Qc5+ Ka6 54.c7 Qxf3+ 55.Ke6 Qe4+ 56.Kd7 Qa4+ 57.Qc6+ Ka5 58.c8=Q Qd4+ 59.Ke6 Qe3+ 60.Kf7 Qb3+ 61.Kf6 Qb2+ 62.Kg6 Qb6 63.Qa8+ Qa6 64.Qaxa6+ Kb4 65.Qaa4#
3:32: #27/36 39.Rxd7+ Kxd7 40.a4 f6 41.b5 axb5 42.axb5 g5 43.hxg5 fxg5 44.fxg5 h4 45.g6 h3 46.g7 h2 47.g8=Q h1=Q 48.Qf7+ Kd8 49.Qf8+ Kd7 50.c6+ bxc6+ 51.bxc6+ Kc7 52.Qd6+ Kb6 53.Qc5+ Ka6 54.c7 Qxf3+ 55.Ke6 Qe4+ 56.Kd7 Qa4+ 57.Qc6+ Ka5 58.c8=Q Qd4+ 59.Ke6 Qe3+ 60.Kf7 Qb3+ 61.Kf6 Qb2+ 62.Kg6 Qb6 63.Qa8+ Qa6 64.Qaxa6+ Kb4 65.Qaa4#
“Modern chess is too much concerned with things like pawn structure. Forget it, checkmate ends the game.” – Nigel Short
Top
Vinvin
Posts: 5222
Joined: Thu Mar 09, 2006 9:40 am
Full name: Vincent Lejeune

Re: A harder mate from OTB game

Post by Vinvin »

Joerg Oster wrote: ↑Thu Apr 21, 2022 2:01 pm Have you tried The Huntsman?
https://github.com/joergoster/Stockfish/releases/tag/h1
Ipman provides some fast binaries here: http://ipmanchess.yolasite.com/compiles.php

Try first without TBs.
Thanks, Joerg !
I didn't know this engine !

Do you have more information about it ? Is it close to Crystal ?
Top
Joerg Oster
Posts: 931
Joined: Fri Mar 10, 2006 4:29 pm
Location: Germany

Re: A harder mate from OTB game

Post by Joerg Oster »

Vinvin wrote: ↑Fri Apr 22, 2022 6:38 pm
Joerg Oster wrote: ↑Thu Apr 21, 2022 2:01 pm Have you tried The Huntsman?
https://github.com/joergoster/Stockfish/releases/tag/h1
Ipman provides some fast binaries here: http://ipmanchess.yolasite.com/compiles.php

Try first without TBs.
Thanks, Joerg !
I didn't know this engine !

Do you have more information about it ? Is it close to Crystal ?
You can find some more information here https://github.com/joergoster/Stockfish/tree/huntsman
and here https://github.com/joergoster/Stockfish/discussions/9.
Jörg Oster
Top
Jouni
Posts: 3229
Joined: Wed Mar 08, 2006 8:15 pm

Re: A harder mate from OTB game

Post by Jouni »

Great work Jörg! Huntsman scores in my mate test 479/500. SF 15 scored 422.
Jouni
Top
Jouni
Posts: 3229
Joined: Wed Mar 08, 2006 8:15 pm

Re: A harder mate from OTB game

Post by Jouni »

After disabling syzygy score improved to 483 :) .
Jouni
Top

Return to “Computer Chess Club: General Topics”