Author: Tim Foden
Date: 02:07:58 10/06/01
Go up one level in this thread
On October 05, 2001 at 16:02:14, Paul wrote:
>On October 05, 2001 at 12:59:56, leonid wrote:
>
>>Today, after good explantion of how it must be done, I installed Chest (Heiner's
>>mate solver). It do the wonders on brute force search. I went to see some
>>positions that otherwise will be too slow for me to solve. It could be that you
>>can help me with one position. Your computer and hash could make solution more
>>speedy. Mine is Celeron 600Mhz, 64M. This position is actually one from three
>>similar positions one of which went to Web. This last was left as less
>>accessible. Just say me how far you went, or what solution you found.
>>
>>[D]kq4BK/pq4QQ/2qqnP2/1NnqQnN1/2QBqB2/5r2/RQ4qr/RQ4bb w - -
>>
>>Thanks,
>>Leonid.
>
>For now here's what Pretz found:
>
>00:40 WM12 12 Rxa7+ Q8xa7 Rxa7+ Kb8 Ra8+ Kxa8 Q1a1+ Qca6 Qxa6+ Nxa6 Qc8+ Qdb8
>Qexb8+ Nxb8 Nc7+ Nxc7 Qxb8+ Qxb8 Qxb8+ Kxb8 Qxc7+ Ka8 Qb8#
>
>A mate in 12 in 40 seconds.
Pretz did very well to find a mate in 40 seconds! Green Light took over 6
hours!
10 20:53 ++ 671083k Qxb7+ (a=21.81 b=22.61 e=22.61)
10 39:20 +29.914 1392m Qxb7+ Qbxb7 Rxa7+ Kb8 Ra8+ Qxa8 Nxd6+ Qxb2 Qxb2+
Rb3 Rxa8+ Qxa8 Qbxb3+ Qab7 Ndxe4+ Qxe5 Bfxe5+ Nc7
Bxc7+ Ka8 Qxb7+ Kxb7 Nxc5+ Ka8 Bxh2 Bxd4 Qxf5
10 6:04:59 +Mate12 13318m Nc7+ Qcxc7 Rxa7+ Q8xa7 Rxa7+ Kb8 Rxb7+ Qdxb7 Qxb7+
Qexb7 Qxb7+ Kxb7 Qxc7+ Nxc7 Qb5+ Kc8 Qee8+ Nxe8
Qxe8+ Qd8 Qc6+ Qc7 Qxc7#
10 6:24:27 +Mate12 14263m Nc7+ Qcxc7 Rxa7+ Q8xa7 Rxa7+ Kb8 Rxb7+ Qdxb7 Qxb7+
Qexb7 Qxb7+ Kxb7 Qxc7+ Nxc7 Qb5+ Kc8 Qee8+ Nxe8
Qxe8+ Qd8 Qc6+ Qc7 Qxc7#
11 8:12:18 +Mate12 19413m Nc7+ Qcxc7 Rxa7+ Q8xa7 Rxa7+ Kb8 Rxb7+ Qdxb7 Qxb7+
Qexb7 Qxb7+ Kxb7 Qxc7+ Nxc7 Qb5+ Kc8 Qee8+ Nxe8
Qxe8+ Qd8 Qc6+ Qc7 Qxc7#
11 10:00:11 1/73 Rxa7+ >exit
Cheers, Tim.
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