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Subject: Re: position

Author: Miguel A. Ballicora

Date: 22:23:35 06/09/02

Go up one level in this thread


On June 09, 2002 at 07:00:34, Steffen Jakob wrote:

>On June 09, 2002 at 05:20:25, Uri Blass wrote:
>
>>On June 09, 2002 at 03:45:37, Steffen Jakob wrote:
>
>// ...
>
>>Interesting to know how much time it needs to find g4 after Nxb2?
>>
>>I think that after Nxb2 it should find g4 with a +2 score if you give it enough
>>time.
>>
>>Movei after Nxb2 can fail high on g4 in 2 minutes on p800(16 mbytes hash was
>>used).
>>
>>After 4 minutes it can solve the fail high with 2.20 pawns score for white.
>>
>>I did not save the analysis and the times are only an estimate based on looking
>>at movei's analysis.
>
>Hossa needs 3:26 minutes to get a fail high on g4. He needs slightly more time
>than movei to resolve this fail high: 48:54 minutes. =:-O

Gaviota 0.32 pIII 800 mhz. Fail high is resolved a 17.4 seconds.
I guess that some extensions might help in this type of positions.

+-----------------+
| . . . . Q . . . |
| . q . . . p p k |
| . . N b . . . . |
| . p . . . . p b |
| . . . . . . . . |
| . . P . . . . P |
| . n . . . P P . |
| R . . . . . K . |
+-----------------+

analyze
       118   1:      0.0    -1.38  Nc6-d4
       715   2:      0.0    -1.06  Nc6-d4   b5-b4    c3xb4    Bd6xb4
      2193   3:      0.0    -1.06  Nc6-d4   b5-b4    c3xb4    Bd6xb4
      4941   4       0.1    -0.84  Nc6-d4   b5-b4    c3xb4    Qb7xb4
                                   Nd4-f5
      8372   4:      0.1    -0.84  Nc6-d4   b5-b4    c3xb4    Qb7xb4
                                   Nd4-f5
     17591   5       0.2    -1.09  Nc6-d4   b5-b4    Nd4-b5   Nb2-c4
                                   c3xb4    Bd6xb4   f2-f3
     36428   5       0.4    -1.05  Nc6-a7   b5-b4    c3xb4    Qb7xb4
                                   Na7-b5   Bd6-c5
     74876   5       0.8    -0.84  Ra1-a8   Nb2-d1   g2-g4    Bh5xg4
                                   h3xg4    Nd1xc3
     77472   5:      0.9    -0.84  Ra1-a8   Nb2-d1   g2-g4    Bh5xg4
                                   h3xg4    Nd1xc3
    131272   6       1.5      :-)  Ra1-a8
    141931   6       1.6    -0.80  Ra1-a8   Nb2-d1   Qe8-h8   Kh7-g6
                                   Qh8-e8   Nd1xc3   Ra8-a7   Nc3-e2
                                   Kg1-h1
    179368   6:      1.9    -0.80  Ra1-a8   Nb2-d1   Qe8-h8   Kh7-g6
                                   Qh8-e8   Nd1xc3   Ra8-a7   Nc3-e2
                                   Kg1-h1
    291729   7       3.1      :-)  Ra1-a8
    654706   7       6.7    +0.00  Ra1-a8   g5-g4    Qe8-h8   Kh7-g6
                                   Qh8-e8   Kg6-h7
    743347   7:      7.4    +0.00  Ra1-a8   g5-g4    Qe8-h8   Kh7-g6
                                   Qh8-e8   Kg6-h7
   1143789   8      11.2    +0.00  Ra1-a8   g5-g4    Qe8-h8   Kh7-g6
                                   Qh8-e8   Kg6-h7
   1611000   8      15.4      :-)  g2-g4
   1846781   8      17.4    +0.82  g2-g4    Nb2-a4   g4xh5    Na4xc3
                                   Ra1-a7   Qb7-b6   Ra7xf7   b5-b4
   1932938   8:     18.1    +0.82  g2-g4    Nb2-a4   g4xh5    Na4xc3
                                   Ra1-a7   Qb7-b6   Ra7xf7   b5-b4
   2617184   9      24.5    +0.98  g2-g4    Bh5xg4   Ra1-a7   Qb7-c8
                                   Qe8xf7   Bd6-f8   Ra7-c7   Qc8-f5
                                   h3xg4    Qf5xg4   Kg1-h2
   3037876   9:     28.0    +0.98  g2-g4    Bh5xg4   Ra1-a7   Qb7-c8
                                   Qe8xf7   Bd6-f8   Ra7-c7   Qc8-f5
                                   h3xg4    Qf5xg4   Kg1-h2
   4944834  10      45.3    +0.97  g2-g4    Bh5xg4   h3xg4    Nb2-a4
                                   Qe8-e4   g7-g6    Qe4-h1   Kh7-g8
                                   c3-c4    Na4-c3   Ra1-a8   Bd6-f8
                                   Nc6-e5   Qb7xh1   Kg1xh1   b5xc4
                                   Ne5xc4
   6436689  10:     58.7    +0.97  g2-g4    Bh5xg4   h3xg4    Nb2-a4
                                   Qe8-e4   g7-g6    Qe4-h1   Kh7-g8
                                   c3-c4    Na4-c3   Ra1-a8   Bd6-f8
                                   Nc6-e5   Qb7xh1   Kg1xh1   b5xc4
                                   Ne5xc4

>
>Greetings,
>Steffen.



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