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Subject: Re: Testposition : Endgame

Author: Andrew Williams

Date: 14:03:41 03/11/03

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On March 11, 2003 at 16:45:43, Peter Berger wrote:

>[D]4N3/P2k2p1/1np5/5P1p/1P1K4/8/8/8 b - - 0 1
>
>am Kxe8 bm h4
>
>It seems ..h4 draws, courtesy SCHACH MAGAZIN 64 - 5/2003 ( does anyone know who
>did the fine IPCCC2003 report there ? ) Yace failing in the endgame means this
>is a rather tough testposition ..
>
>Cheers,
>Peter

PM drops ...Kxe8 in favour of ...h4 after 30 seconds. But it doesn't see
anything remotely resembling a draw even after 14 minutes.

11=  +2.68   00:00:01.34    165693   1...Kxe8 2.Kc5 Na8 3.Kd4 Kd7 4.Ke5 Kc7
                                     5.Kf4 Kb7 6.Kg5 Kxa7 7.Kxh5
12=  -0.94   00:00:06.86   1006247   1...h4 2.Nxg7 h3 3.Nh5 h2 4.Ng3 Kc7
                                     5.b5 cxb5 6.f6 Kb7 7.f7 Nd7
13=  +0.49   00:00:09.14   1377511   1...Kxe8 2.Kc5 Na8 3.Kxc6 h4 4.Kb7 Kd7
                                     5.b5 h3 6.Kxa8 Kc8 7.b6
14b  -1.74   00:00:30.04   5138962   1...h4 2.Nxg7 h3 3.Nh5 h2 4.Ng3 Kc7
                                     5.Ke5 Kb7 6.f6 Nd7 7.Ke6 Nxf6
                                     8.a8=Q Kxa8 9.Kxf6
14=  -1.71   00:00:30.21   5188618   1...h4 2.Nxg7 h3 3.Nh5 h2 4.Ng3 Kc7
                                     5.Ke5 Kb7 6.f6 Nd7 7.Ke6 Nxf6
                                     8.a8=Q Kxa8 9.Kxf6
15=  -1.61   00:00:49.44   8602937   1...h4 2.Nxg7 h3 3.Nh5 Kc7 4.f6 Kb7
                                     5.Ke5 Nd7 6.Ke6 Nxf6 7.a8=Q Kxa8
                                     8.Nxf6 h2
16=  -1.65   00:01:37.84  16677348   1...h4 2.Nxg7 h3 3.Nh5 Kc7 4.Ke5 Kb7
                                     5.Kd6 h2 6.Ng3 Nc4 7.Ke6 Nd2 8.f6 Ne4
                                     9.f7 Ng5 10.Kf6 Nxf7 11.a8=Q Kxa8
17=  -1.77   00:04:16.98  42992030   1...h4 2.Nxg7 h3 3.Nh5 Kc7 4.Ke5 Kb7
                                     5.Kd6 Nc4 6.Ke6 Nd2 7.a8=Q Kxa8
                                     8.f6 Ne4 9.f7 Ng5 10.Ke7 Nxf7 11.Kxf7
18=  -1.70   00:10:12.44 108516626   1...h4 2.Nxg7 h3 3.Nh5 Kc7 4.Ke5 Kb7
                                     5.b5 cxb5 6.Ke6 h2 7.Ng3 Ka6 8.f6 Kxa7
                                     9.f7 h1=Q 10.Nxh1

Andrew



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