Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Zappa endgame bug

Author: Majd Al-Ansari

Date: 22:23:26 08/23/05

Go up one level in this thread


A human will immediately assess that black has a passed pawn on kingside so his
own passed pawn on queenside cannot be supported by the king .... therefore an
obvious draw without any calculation needed.


On August 24, 2005 at 00:54:56, Uri Blass wrote:

>On August 23, 2005 at 22:20:24, Daniel Mehrmannn wrote:
>
>>Hello,
>>
>>in a blitz game vs Homer, Zappa gives all pieces and thought it has won:
>>
>>[D]8/2p2kp1/1p2p3/2p1p1PP/2P1P3/1r2BK2/4R3/3n4 b - -
>>
>>Zappa as black played here directly 51...Rxe3+ with +4.57, but its draw !
>
>I do not think that it is a bug.
>
>engines are not perfect and this is what happens when programmers try to
>implement human knowledge.
>
>I am sure that a lot of humans will play the same blunder at blitz time control.
>
>Humans know that pawn endgame with 1 pawns advantage are in most cases won for
>the side with the advantage so they can easily imagine that 2 pawns advantage
>has to be a simple win and finding that the idea that c6 and b5 to create passed
>pawn does not work because white does not have to capture b5 may be too much for
>them in blitz game.
>
>Uri



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.