Author: Dann Corbit
Date: 15:36:50 09/20/04
Go up one level in this thread
On September 20, 2004 at 17:44:57, Daniel Jackson wrote: >On September 20, 2004 at 12:59:55, Dann Corbit wrote: > >>On September 18, 2004 at 15:59:24, Daniel Jackson wrote: >> >>>[D]rnbqkbnr/qqqqqqqq/8/8/8/8/QQQQQQQQ/RNBQKBNR w >>> >>>If someone has superfast hardware and a program that excels at mates please run >>>this position, to find the shortest mate....whomever moves first will win. >>> >>>Daniel >> >>Shredder 7.04 after 100,000 seconds: >> >>Analysis from E:\explode.epd >>9/18/2004 11:04:41 PM Level: 100000 Seconds >>Analyzing engine: Shredder 7.04 UCI >> >>1) >> Avoid move: >> Best move (Shredder 7.04 UCI): Qa2xf7 >> Not found in: 27:46:40 >> illegal command >> 2/4 03:08 84.254.222 448.272 +10.15 Qf2xf7+ Qg7xf7 Qh2xc7 Qb7xc7 Qd2xd7+ >>Qc7xd7 Rh1xh7 Qa7xa2 Rh7xf7 Qa2xf7 Ra1xa8 >> 3/32 03:10 85.070.720 448.146 +10.15 Qf2xf7+ Qg7xf7 Qh2xc7 Qb7xc7 Qd2xd7+ >>Qc7xd7 Rh1xh7 Qa7xa2 Rh7xf7 Qa2xf7 Ra1xa8 >> 4/35 10:52 284.248.110 436.109 +9.97 Qf2xf7+ Qg7xf7 Qh2xc7 Qb7xc7 Qd2xd7+ >>Qd8xd7 Rh1xh7 >> 5/36- 22:20 579.205.924 432.152 +9.72 Qf2xf7+ Qg7xf7 Qh2xc7 Qb7xg2 Qc7xd7+ >>Nb8xd7 Qe2xe7+ Bf8xe7 Qd2xg2 Be7h4+ >> 5/36 23:20 603.628.888 431.206 +9.30 Qf2xf7+ Qg7xf7 Qc2xc7 Qd8xc7 Qh2xc7 >>Qd7xc7 Rh1xh7 Qf7xh7 Qg2xb7 Qc7xb7 Qb2xb7 Bc8xb7 >> 5/38+ 26:29 679.501.672 427.552 +9.31 Qa2xf7+ Qg7xf7 Ra1xa7 Qc7xc2 Qd1xc2 >>Qh7xc2 Qf2xf7+ Ke8xf7 Qh2f4+ Qe7f6 Qb2xc2 Qb7xg2 Bf1xg2 >> 5/38+ 26:34 681.489.044 427.492 +9.66 Qa2xf7+ Qg7xf7 Ra1xa7 Qc7xc2 Qd1xc2 >>Qh7xc2 Qf2xf7+ Ke8xf7 Qh2f4+ Qc2f5 >> 5/38 28:10 720.051.153 425.924 +10.02 Qa2xf7+ Qg7xf7 Ra1xa7 Qc7xc2 Qd1xc2 >>Qd7xd2+ Qc2xd2 Qb7xa7 >> 6/37 42:00 1.049.164.383 416.293 +9.96 Qa2xf7+ Qg7xf7 Ra1xa7 Qc7xc2 Qd1xc2 >>Qf7xf2+ Qg2xf2 Qh7xc2 Ra7xb7 >> 7/37+ 1:06:31 1.624.364.439 407.005 +10.21 Qa2xf7+ Qg7xf7 Ra1xa7 Qc7xc2 >>Qd1xc2 Qf7xf2+ Qg2xf2 Qb7xa7 Qf2xa7 Qh7xc2 >> 7/42 1:47:23 2.566.186,666 398.290 +10.49 Qa2xf7+ Qg7xf7 Ra1xa7 Qc7xc2 >>Qd1xc2 Qf7xf2+ Qg2xf2 Qh7xc2 Qd2xc2 Qe7xe2+ Bf1xe2 Qb7xa7 Qh2xh8 >> 8/39+ 7:34:33 10.525.224,214 385.924 +10.74 Qa2xf7+ Qg7xf7 Ra1xa7 Qc7xc2 >>Qd1xc2 Qf7xf2+ Qg2xf2 Qh7xc2 Qd2xc2 Qb7xb2 Bc1xb2 Ra8xa7 Qh2xh8 >> 8/40 7:53:14 10.939.686,936 385.281 +11.03 Qa2xf7+ Qg7xf7 Ra1xa7 Qc7xc2 >>Qd1xc2 Qd7xd2+ Nb1xd2 Qb7xa7 Qh2xh7 Rh8xh7 Rh1xh7 >> 9/43 11:39:24 15.815.946,896 376.886 +10.89 Qa2xf7+ Qg7xf7 Ra1xa7 Qc7xh2 >>Rh1xh2 Qb7xg2 Qf2xg2 Qh7xc2 Ra7xd7 >> 10/49 25:05:43 34.460.750,880 381.441 +10.78 Qa2xf7+ Qg7xf7 Ra1xa7 Qc7xh2 >>Rh1xh2 Qb7xg2 Rh2xg2 >> 9/20/2004 2:51:51 AM, Time for this analysis: 03:46:44, Rated time: 27:46:40 >> >>0 of 1 matching moves >>9/20/2004 2:51:52 AM, Total time: 3:47:10 AM >>Rated time: 27:46:40 = 100000 Seconds > >Thanks for the effort! It's about the same complexity as this famous position: [D]rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - Any guess as to how many moves to the shortest forced mate? ;-)
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