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Subject: Re: Internet access to large set of 6-man TBs is now available

Author: Tony Werten

Date: 05:18:17 05/13/04

Go up one level in this thread


On May 12, 2004 at 22:03:05, Omid David Tabibi wrote:

>On May 12, 2004 at 18:03:06, Jorge Pichard wrote:
>
>>On May 12, 2004 at 17:23:40, Robert Pawlak wrote:
>>
>>>See my site for more info:
>>>
>>>www.chessassistance.com
>>>
>>>Bob
>>
>>
>>As long as there are positions like this one which requires 10 men TBs, Human
>>will always be better :-)
>>
>>Most programs don't even have a clue of what the correct plan is, and for the
>>first 30 moves it analyze this position as even, but any IM or Above will
>>realize that White is winning from the starting position.
>>
>>[Event "Shootout (Shredder8, 120'/40+60'/20+30')"]
>>[Site "?"]
>>[Date "????.??.??"]
>>[Round "?"]
>>[White "New game"]
>>[Black "?"]
>>[Result "1-0"]
>>[SetUp "1"]
>>
>>[D]8/8/3k4/3p4/3PpN2/4P1B1/3qBK2/8 w - - 0 1
>
>You don't have to be an IM to see that white is easily winning here. Three
>pieces, especially when having two bishops amongst them, are a deadly
>combination against which a lone queen stands no chance.
>
>Falcon also evaluates the position quite realistically:
>
>Falcon 1.0.12.8 running on GenuineIntel 733MHz 256MB:
>depth     time    nodes   nps  score  variation
> 8/19     0.32      60k  189k   1.28  1.f4g6 d6e6 2.g3c7 d2a2 3.g6e5 a2c2
>                                      4.c7d8 e6f5 5.d8e7
> 9/26     0.59     123k  209k   1.28  1.f4g6 d6e6 2.g3c7 d2a2 3.g6e5 a2c2
>                                      4.c7d8 e6d6 5.d8f6 c2c7
>10/22     1.03     221k  214k   1.28  1.f4g6 d6e6 2.g3c7 d2a2 3.g6e5 a2b2
>                                      4.c7d8 b2c2 5.d8g5 e6f5 6.g5e7
>11/24     2.23     504k  225k   1.26  1.f4g6 d6e6 2.g3c7 d2a2 3.c7d8 a2d2
>                                      4.g6e5 e6f5 5.d8e7 f5e6 6.e7c5 e6f5
>11/24     2.66     605k  227k   1.27  1.f4d3++
>12/23     3.82     879k  230k   1.26  1.f4d3 d6e6 2.d3c5 e6f5 3.c5b7 f5e6
>                                      4.b7d6 d2c2 5.g3f4 c2b2 6.f4e5 b2c2
>                                      7.e5g3 c2b2
>12/25     5.41    1242k  229k   1.27  1.f4g6++
>13/34     8.60    2004k  232k   1.27  1.f4g6 d6e6 2.g3c7 d2a2 3.c7d8 a2d2
>                                      4.g6e5 d2c2 5.d8g5 c2d2 6.g5f4 e6f6
>                                      7.e5d7 f6f5 8.d7e5
>14/36    20.27    4736k  233k   1.27  1.f4g6 d6e6 2.g3c7 d2b2 3.g6e5 e6e7
>                                      4.c7a5 e7e6 5.a5d8 e6f5 6.d8c7
>15/33    41.85    9703k  231k   1.28  1.f4g6 d6e6 2.g3c7 d2b2 3.g6e5 e6e7
>                                      4.c7a5 e7e6 5.a5d8 e6f5 6.d8h4 f5e6
>                                      7.h4g5 b2d2 8.g5d8 d2c2

You call that easily winning ?

You have a bad_trade score a la Crafty ? 1.2 pawns ? That means your engine is
seeing it is easily winning with a tremendous 0.08 score.

Tony




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