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Subject: Re: TheKing 3.33 & Diagram

Author: David Dahlem

Date: 08:25:09 07/27/04

Go up one level in this thread


On July 27, 2004 at 11:10:18, chandler yergin wrote:

>There appears to be a serious flaw in the Fritz Program in regard to
>positional understanding of some simple endgame positions.
>
>Example:
>
>
>
>[D]  8/7p/4k3/1K4b1/P7/3p3P/8/4B3 w - - 0 1
>
>Analysis by Fritz 8:
>
>1. -+ (-2.06): 58.a5 d2 59.Bxd2 Bxd2 60.a6 Be3 61.Kc6 Kf5 62.Kb7 Kf4 63.h4 h5
>64.Kc6 Kg3 65.Kc7 Bf2 66.Kb8 Kxh4
>2. -+ (-2.06): 58.Kc4 d2 59.Bxd2 Bxd2 60.a5 Ke5 61.Kd3
>
>
>Hiarchs & Crafty immediately spot it, and show the correct move.
>
>Congratulations to them!
>
>BTW.. How does your Engine do?
>Good Test Position.
>
>The above position is from a Correspondence game where both players
>must have used Fritz, and followed the Eval.
>Black won.
>
>Both are strong players, who shall remain anonymous, so as not to embarrass
>them.
>Had they not used Program help, they should have easily seen the correct
>Drawing method.
>CY

[D]8/7p/4k3/1K4b1/P7/3p3P/8/4B3 w - - 0 1

TheKing 3.33
 3   00:00 -0.79   1.a5 d2 2.Bxd2 Bxd2 3.a6
 4   00:00 -0.95   1.a5 d2 2.Bxd2 Bxd2 3.a6 Kd5
 5   00:00 -1.00   1.a5 d2 2.Bxd2 Bxd2 3.a6 Be3 4.h4
 6   00:00 -1.01   1.a5 d2 2.Bxd2 Bxd2 3.Kb6 Be3+ 4.Kb7 Kd5 5.a6
 7   00:00 -0.57   1.a5 d2 2.Bxd2 Bxd2 3.a6 Be3 4.Kc6 Ke5 5.Kb7
 8   00:00 -0.70   1.a5 d2 2.Bxd2 Bxd2 3.a6 Be3 4.Kc6 h5 5.Kb7 Kd5
 9   00:01 -0.79   1.a5 Kd7 2.a6 Kc8 3.Kc6 Kb8 4.Bg3+ Ka7 5.Kb5 Be3
10   00:02 -1.28   1.a5 Kd7 2.a6 Kc8 3.Kc4 d2 4.Bxd2 Bxd2 5.Kd3 Bg5 6.Kd4 Kb8
10   00:03 -0.14   1.Kc4 d2 2.Bxd2 Bxd2 3.Kd3 Bb4 4.Ke4 Bc5 5.Kf3 Be7 6.Kg2 Bf8
11   00:03 -0.14   1.Kc4 d2 2.Bxd2 Bxd2 3.Kd3 Bb4 4.Ke4 Bc5 5.Kf3 Be7 6.Kg2 Bf8
12   00:05 -0.14   1.Kc4 d2 2.Bxd2 Bxd2 3.Kd3 Bb4 4.Ke4 Bc5 5.Kf3 Be7 6.Kg2 Bf8
13   00:09 -0.14   1.Kc4 d2 2.Bxd2 Bxd2 3.Kd3 Bb4 4.Ke4 Bc5 5.Kf3 Be7 6.Kg2 Bf8
14   00:17 -0.14   1.Kc4 d2 2.Bxd2 Bxd2 3.Kd3 Bb4 4.Ke4 Bc5 5.Kf3 Be7 6.Kg2 Bf8
15   00:31 -0.14   1.Kc4 d2 2.Bxd2 Bxd2 3.Kd3 Bb4 4.Ke4 Bc5 5.Kf3 Be7 6.Kg2 Bf8
16   01:03 -0.14   1.Kc4 d2 2.Bxd2 Bxd2 3.Kd3 Bb4 4.Ke4 Bc5 5.Kf3 Be7 6.Kg2 Bf8
17   02:11 -0.14   1.Kc4 d2 2.Bxd2 Bxd2 3.Kd3 Bb4 4.Ke4 Bc5 5.Kf3 Be7 6.Kg2 Bf8

Dave



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