Author: Robert Hyatt
Date: 20:19:09 04/19/03
Go up one level in this thread
On April 19, 2003 at 18:59:09, Terry McCracken wrote:
>On April 19, 2003 at 16:15:33, Jorge Pichard wrote:
>
>>Great we know that most of these programs are rated at least 2500, but what is
>>the lowest rated program that can still solve it. Is it BAM BAm or possibly
>>Movei or Chess Genius 3?
>
>I solved this diagram some twenty years ago, and about 13 years ago I gave it to
>the Mach III master, a dedicated unit on a Motorola 68000 16 bit processor at 16
>mgh. It solved it. Yes I know, not a programme on a PC.
>
>I can run the test again to see how long it took. I believe it wasn't very long?
>
>The Mach III also solved this problem in a relatively short order!
>
>I'm betting many software programmes will not see the draw as quickly as the
>old Mach III!
>
>[D]8/r7/8/5bk1/8/5B2/5RPP/6K1 b
>
>Terry
Crafty sees this instantly:
4-> 0.05 2.00 1. ... Ra1+ 2. Rf1 Ra2 3. g3 Rd2
5 0.05 ++ 1. ... Ra1+!!
5 0.06 0.00 1. ... Ra1+ 2. Rf1 Rxf1+ 3. Kxf1 Bh3
4. gxh3 Kg6 5. Kf2
5-> 0.07 0.00 1. ... Ra1+ 2. Rf1 Rxf1+ 3. Kxf1 Bh3
4. gxh3 Kg6 5. Kf2
6 0.08 0.00 1. ... Ra1+ 2. Rf1 Rxf1+ 3. Kxf1 Bh3
4. gxh3 Kg6 5. Kf2 Kg5
6-> 0.09 0.00 1. ... Ra1+ 2. Rf1 Rxf1+ 3. Kxf1 Bh3
4. gxh3 Kg6 5. Kf2 Kg5
7 0.24 0.01 1. ... Ra1+ 2. Rf1 Rxf1+ 3. Kxf1 Bh3
4. gxh3 <EGTB>
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