Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Can white win?

Author: Uri Blass

Date: 14:52:56 01/17/04

Go up one level in this thread


On January 17, 2004 at 17:25:01, Dann Corbit wrote:

>On January 17, 2004 at 17:02:19, Uri Blass wrote:
>
>>On January 17, 2004 at 16:55:35, Dieter Buerssner wrote:
>>
>>>I think, such high depth without real convincing score is a sign for draw.
>>>
>>>Regards,
>>>Dieter
>>
>>I am not sure
>>When the score goes up it is a sign for a win.
>>
>>Here is depth 32(not finished)
>>Yace failed high again.
>>
>>New game
>>8/8/5pk1/5b2/7K/3R3p/7P/8 w - - 0 1
>>
>>Analysis by Yace Paderborn:
>>
>>1.Rg3+ Kh6 2.Rg1 Bd7 3.Re1 Bf5 4.Rf1 Kg6 5.Rg1+ Kf7 6.Kh5 Be6
>>  +-  (1.56)   Depth: 32/51   01:01:57  1839652kN
>>
>>(Blass, Tel-Aviv 18.01.2004)
>
>I see it all the time.
>
>In fact, if I see a small but yet persistent gain for new plies, it is usually
>because of a positional superiority that will eventually tell.  If you get a
>fail high (even though a fairly small one) that is even more telling.
>
>I have found that I sometimes get superior answers by letting the program think
>for one hour per move on autoplay.  Yace is very good for this.  Usually, by the
>time the analysis becomes very deep, the root move is going to stay the same.
>Or if it does change, it will take a stupendously long time to resolve it.  By
>actually choosing the move, it can often become much easier to resolve events
>that are fairly far in the future.

Here is another fail high of yace.

1.Rg3+ Kh6 2.Rg1 Bd7 3.Re1 Bf5 4.Rf1 Kg6 5.Rg1+ Kf7 6.Kh5 Be6
  +-  (1.56)   Depth: 32/51   01:01:57  1839652kN
1.Rg3+ Kh6 2.Rg1 Bd7
  +-  (1.56)   Depth: 32/51   01:41:06  2909299kN
1.Rd1 Be6 2.Rg1+ Kh6 3.Re1 Bd7 4.Rd1 Bc8 5.Rf1 Kg6 6.Rg1+ Kh6 7.Kg3 Be6 8.Kf4
Bd7
  +-  (1.57)   Depth: 32/51   01:55:52  3277019kN

(Blass, Tel-Aviv 18.01.2004)

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.