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Subject: Re: Congratulations to Ruffian

Author: Bas Hamstra

Date: 17:09:05 11/24/02

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On November 24, 2002 at 19:11:18, Bas Hamstra wrote:

>Now I understand why I can't mate the dam thing. For me the question is: how
>does he do it. Going down lines like this so deeply, and stil managing to reach
>nominal search depths 1-2 plies deeper than "normal" programs...
>
>Bas.

BTW Tao 5.5 takes 567 secs (< 10 minutes) to see it.

                               d5e4 a6c6 c8c6
12    -167    502020 160929073  d3g6!!
12     302    558920 178860566  d3g6 h7g6 f1d3 g6h5 g3g4 h5g4 h1g1 g4h3 d3f1
                                h3h2 f2g3 h2g1 a5a1 b8a8 a1b1 a8a1 b1a1 d7a7
                                a1b1 a7a1 b1a1 g8a8 a1b1 a8a2 b2a2 c6d7
12.    302    566500 181598501  d3g6 h7g6 f1d3 g6h5 g3g4 h5g4 h1g1 g4h3 d3f1
                                h3h2 f2g3 h2g1 a5a1 b8a8 a1b1 a8a1 b1a1 d7a7
                                a1b1 a7a1 b1a1 g8a8 a1b1 a8a2 b2a2 c6d7
13   29971    566940 181768692  d3g6 h7g6 f1d3 g6h5 g3g4 h5g4 h1g1 g4h3 d3f1
                                h3h2 f2g3 h2g1 a5a1 b8a8 a1b1 a8a1 b1a1 d7a7
                                a1b1 a7a1 b2a1 g8a8 a1b2 a8a1 b1a1 f3f2 f1h3
                                f2f1 a1f1
13.  29971    566940 181768692  d3g6 h7g6 f1d3 g6h5 g3g4 h5g4 h1g1 g4h3 d3f1
                                h3h2 f2g3 h2g1 a5a1 b8a8 a1b1 a8a1 b1a1 d7a7
                                a1b1 a7a1 b2a1 g8a8 a1b2 a8a1 b1a1 f3f2 f1h3
                                f2f1 a1f1




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