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Subject: Re: Clear win for GM Plaskett(with diagrams for the positions)

Author: Torstein Hall

Date: 06:01:53 12/27/01

Go up one level in this thread


On December 27, 2001 at 08:26:18, Uri Blass wrote:

>On December 27, 2001 at 08:11:39, Uri Blass wrote:
>
>>On December 26, 2001 at 17:32:14, Sune Larsson wrote:
>>
>>>On December 26, 2001 at 17:10:35, Martin Müller wrote:
>>>
>>>>Hi all,
>>>>
>>>>here the game:
>>>>
>>>>
>>>>
>>>>Shredder 6 - Plaskett,GM [E21]
>>>>26.12.2001
>>>>[Müller,Martin]
>>>>
>>>>800MB, LINKS
>>>> 1.Sf3 Sf6 2.c4 e6 3.Sc3 Lb4 4.d4 b6 5.Dc2 Lb7 6.a3 Le4 7.Dd1 Lxc3+ 8.bxc3 d6
>>>>9.e3 c5 10.Le2 0-0 11.0-0 Sc6 12.Lb2 De7 13.Sd2 Lg6 14.Tc1 Tac8 15.Te1 Sa5
>>>>16.Sb3 Sxb3 17.Dxb3 e5 18.Da4 h5 19.Lf3 Se4 20.Le2 f5 21.Tcd1 Tc7 22.Ld3 Sf6
>>>>23.Dc2 e4 24.Le2 Lf7 25.Tc1 Tfc8 26.Da4 Dd7 27.Db3 Le8 28.Da2 Da4 29.Ld1 Da6
>>>>30.Le2 Lf7 31.d5 Le8 32.Tcd1 La4 33.Td2 Te8 34.h3 Tce7 35.Lf1 Dc8 36.Tde2 Kh7
>>>>37.Td2 g5 38.Db1 Kh6 39.Lc1 Tg8 40.Le2 De8 41.Tb2 Kg7 42.Ld2 Kh8 43.Tf1 Ld7
>>>>(Tc7) 44.Dc2  -0.82/13  1:51  Teg7 (g4) 45.Tbb1  -1.02/12  1:41  De5 (f4) 46.Lc1
>>>> -1.40/12  48  h4 47.Kh1  -3.11/14  1:09  g4 48.hxg4  -2.16/13  15  Sxg4 49.Lxg4
>>>> -1.97/14  0  Txg4 50.Tg1  -3.34/14  1:38  Dg7 (Le8) 51.De2  -2.81/14  30  Le8
>>>>52.Df1  -4.40/14  14  Lh5 53.Ld2  -4.64/15  51  Dh7 (Df6) 54.Kh2  -4.39/14  1:12
>>>> Tg3 55.Te1  -4.85/14  33  Lf3 56.gxf3  -5.33/17  0  Txg1 (exf3) 57.Dxg1
>>>>-4.27/15  17  Txg1 58.Txg1  -4.57/16  0  exf3 59.e4  -4.64/16  9  fxe4 (De7)
>>>>60.Tg4 -4.48/15  1:05  0-1
>>>
>>>
>>> What a lesson! Shredder was totally chanceless here...
>>>
>>> Sune
>>
>>
>>I was interested to know what was the losing material
>>move of shredder so I tried yace(only material) version to go
>>backward in order to find out the losing mistake.
>>
>>The values of material that yace knows are:
>>Queen=10.01,Rook=5,Bishop=3.5,Knight=3.4,Pawn=0.8
>>
>>Here is some analysis of yace after learning that the game
>>positions were not good:
>>
>>Yace seems to say that 45.R2b1 was losing material when
>>45.Be1 was better.
>>
>>Yace also believes that later moves in the game
>>(46.Bc1 and 47.Kh1) were blunders but maybe
>>it simply cannot see deep enough becaue it has no game to learn
>>that 45.Be1,46.Rfe1,47.f3 are also bad.
>>
<LARGE SNIP>
I think it is obvious that the game was gone for white at move 45. No improvment
in 45.Be1 eg. 45...f4 etc. etc.
I think white in a "higher sence" lost at the move 7.Qd1. I think 7.Qd2 Bxc3
8.Qxc3 0-0 is about equal and white is not stuck with the bad double pawn.
Should give Shredder a better chanse to play the position.

Torstein



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