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Subject: Re: "You Go, Girl!" ....with test position

Author: Mike Byrne

Date: 04:10:52 11/11/04

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On November 11, 2004 at 02:51:31, Tony Werten wrote:

>On November 10, 2004 at 22:27:03, Mike Byrne wrote:
>
>>                                    4. Rb1 Qc7 5. Ba4 (s=2)
>>                9     3.76  -1.64   1. Bc2 cxb4 2. axb4 a5 3. e4 Nc6 4.
>>                                    bxa5 bxa5 5. Ra4 Qc7
>>                9->   7.25  -1.64   1. Bc2 cxb4 2. axb4 a5 3. e4 Nc6 4.
>>                                    bxa5 bxa5 5. Ra4 Qc7 (s=3)
>>               10    10.03  -1.52   1. Bc2 cxb4 2. axb4 a5 3. bxa5 bxa5
>>                                    4. Rg4 f6 5. Rxf4 exf4 6. gxf6 (s=2)
>>               10    25.95  -1.27   1. Nxe5 Qe8 2. Be4 cxb4 3. Nxf7 bxc3
>>                                    4. Nh6+ Kg7 5. Bxc3+ Rf6 6. Bxf6+ Kf8
>>                                    7. Bxb7 Qxe2#
>>               10->  27.04  -1.27   1. Nxe5 Qe8 2. Be4 cxb4 3. Nxf7 bxc3
>>                                    4. Nh6+ Kg7 5. Bxc3+ Rf6 6. Bxf6+ Kf8
>>                                    7. Bxb7 Qxe2#
>
>If your mainline ends in a checkmate, with a -1.27 score, your biggest problem
>is not "How fast does it solve the position"
>
>Tony

That is not totally uncommon with Crafty - and Ihave seen similiar behavior in
other programs.  It does appear to make the pv less valuable.



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