Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Question for the chess gurus

Author: Dann Corbit

Date: 19:13:17 04/28/00

Go up one level in this thread


On April 28, 2000 at 22:10:58, Dann Corbit wrote:

>On April 28, 2000 at 21:53:49, William Bryant wrote:
>>On April 28, 2000 at 12:36:55, Dann Corbit wrote:
>>>I was watching some chess engines play last night, and this position came up:
>>>8/4kp1p/4p3/1b1pP1P1/prpP1P2/5K2/1P1R4/3B4 b - -
>>>
>>>To my abject horror, the side to move did not play c3
>>>
>>>My question is, did black throw away a win, or are my instincts just wrong
>>>again?
>>
>>Dan,
>>
>>While reading the posts I ran this in the background for a couple of minutes.
>>
>>Screamer, like insomniac, quickly liked a3.
>>
>>William
>>wbryant@ix.netcom.com
>>
>>New Board Position
>>8/4kp1p/4p3/1b1pP1P1/prpP1P2/5K2/1P1R4/3B4 b - -
>>Move 1 B>>
>>The Current Search Time: 900 seconds
>>PLY       NODES     TIME    SCORE  PV
>>__________________________________________________
>> 5/00      4019     0.067   -0.71  Kd7 Ke3 Bc6 Rh2 Ke7
>> 5/03      6215     0.147   -0.75  c3 bxc3 Rc4 Rd3 a3
>> 6/00     11380     0.254   -0.65  c3 bxc3 Rc4 Rd3 a3 Ke3
>> 7/00     41630     0.788   -0.65  c3 bxc3 Rc4 Rc2 Rc6 Be2 Bxe2+ Kxe2 a3
>> 7/01     57276     1.087   -0.66  Bc6 Rh2 Bb7 Kg4 Kd7 Bf3 Bc6
>> 8/00    113079     2.058   -0.66  Bc6 Rh2 Kd8 Kg4 Kd7 Bf3 Rb3 Rc2
>> 9/00    393027     6.795   -0.67  Bc6 Rh2 Rb6 Kg4 Rb7 Bf3 Rb3 Rc2 a3
>>10/00   1016140    17.221   -0.76  Bc6 Rh2 a3 bxa3 Rb1 Bc2 Ra1 a4 c3 Rxh7 Bxa4
>>10/06   1297069    21.580   -1.21  a3 bxa3 Rb1 Bc2 Ra1 Bxh7 Rxa3+ Kg4 c3 Rh2 Bc6
>>11/00   1666907    27.597   -1.16  a3 bxa3 Rb1 Bc2 Ra1 Bxh7 Rxa3+ Kg4 c3 Rh2 Ra4
>>Rh3
>>12/00   2944800    49.276   -1.21  a3 bxa3 Rb1 Bc2 Ra1 Bxh7 Rxa3+ Kg4 c3 Rh2 Ra4
>>Rc2 Ra3
>>13/00   8209018   137.019   -1.16  a3 bxa3 Rb1 Bc2 Ra1 Bxh7 Rxa3+ Kg4 c3 Rh2 Ra8
>>Rc2 Rh8 Rh2
>
>I suppose this probably means I can only see three and a half moves ahead!
>
>Sure seemed good to me at the time though.
>I'm sure I would have played c3 in a real game.

Another thing I notice is that the eval is steadily dropping.  I felt fairly
sure I would win.

-- Dann "will never be a GM" Corbit.
;-)



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.