Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Tough passed pawn theme from ECM98

Author: Paulo Soares

Date: 14:01:00 02/24/00

Go up one level in this thread


On February 24, 2000 at 13:23:45, Simon Finn wrote:

>On February 22, 2000 at 23:45:32, Paulo Soares wrote:
>
>>On February 22, 2000 at 22:24:56, Dann Corbit wrote:
>>
>>>On February 22, 2000 at 21:16:39, Paulo Soares wrote:
>>(snip)
>>
>>>>1...b2+ 2.Kc2 exf4 3.Bxc3 f3 4.Be1 Kd4 5.Bh4 b1B+ 6.Kxb1 Kxe4 7.Bf2 Kd3 8.h4 Ke2
>>>>9.Bd4 h6 10.Bg1 f2
>>>>  ยต  (-0.95)   depth: 25   00:14:01  231242kN
>>>
>>>Actually, I am surprised (but not that it was Junior).  However, you can see
>>>that Junior does not know it is a good move yet.  Junior thinks that it is down
>>>one pawn instead of going to win.  So it picked the right move, but it does not
>>>know why yet.
>>
>>Yes, if you place the number as your absolute reference, Junior has only 1
>>advantage pawn. But, and now I remember some words of Thorsten Czub, other
>>important references exist in these analyses of Junior6:
>>
>>1. The presented pv is winner, that is to say, none moves done
>>   for Junior allows the blacks to draw the game.
>
>Are you sure? Under-promoting to a bishop looks risky.
>
>Can Black really win after 6. Kd2(!) ?
>
>[D] 8/7p/6p1/8/3kP1PB/5p1P/3K4/1b6 b - - 0 1
>
>
>>2. That's no initial move that can to substitute 1 ...b2.
>>
>>These 2 observations, take me to end that the given evaluation
>>by Junior in this position (1 pawn), doesn't have the dimension
>>that seems to have.
>>
>>Paulo Soares, from Brazil
>
>Simon

You are right. Only now I saw that Junior6 promoted the pawn to bishop.
Junior6 analyzed the position again and the pv it's  the same.
I find strange this bad promotion.
Paulo




This page took 0 seconds to execute

Last modified: Thu, 15 Apr 21 08:11:13 -0700

Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.