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Subject: Re: Rebel12 beta9344 vs. Fritz8: 9.5 - 8.5

Author: Thorsten Czub

Date: 09:45:25 08/18/03

Go up one level in this thread


On August 18, 2003 at 12:07:07, Tord Romstad wrote:

>From black's point of view, I suppose?  Slight advantage for
>white?

slight advantage for white it thought.
It seems for the moves you need singular extensions :-))

>>try it out with YOUR program.
>
>OK.  Gothmog is no better than Fritz here:
>
> 1       1.66     0.00         55 b4d5
> 2       1.30     0.00        186 b4d5 f2d4
> 3       1.35     0.01       1770 b4d5 f2g3 f7f6
> 4       1.29     0.06       7555 b4d5 f2g3 b8a8 h5f7 g8f7 g5h5 f7g8 h5e8
>                                  c2e2
> 5       1.15     0.33      44534 b4d5 f2d4 f7f6 g5g4
> 6    <  0.65     0.92     122405 b4d5 h5f7 g8f7 e2d4 c2b2 g5h5 f7e7 f5f6
>                                  g7f6
> 6      -0.30     1.30     182129 b4d5 h5f7 g8f7 g5h5 f7g8 e2d4 d5f6 h5e8
>                                  f6e8 d4c2 c8f5
> 6    > -0.30     1.87     260939 c2b2 h5f7 g8f7 g5h5 f7g8 h5e8 b2e2 e8f8
>                                  g8f8 f2c5 f8f7
> 6       0.32     2.21     311257 c2b2 f2a7 b8a8 a7d4 b2c2 h5f7 g8f7 g5h5
>                                  f7g8 h5e8 c2e2
> 6       0.44     7.45    1047424 c8d7 f2d4 d7a4 f5f6 g7g6
> 7       0.55    22.84    3079489 c8d7 f2d4 b4d5 f5f6 g7g6 h5g6 h7g6 g5d5
>                                  d7a4
> 8    <  0.05    27.21    3697031 c8d7 f2d4 b4d5 h5f7 g8f7 f5f6 g7g6 g5d5
>                                  d7e6 d5e5 c2e2
> 8      -0.99    31.42    4267954 c8d7 f2d4 b4d5 h5f7 g8f7 f5f6 g7g6 g5d5
>                                  d7e6 d5e5 b7b5
> 8    > -0.99    35.05    4802481 f8e7 g5g3 b8a8 f2d4 e7f8 f5f6 g7g6
> 8      -0.49    35.21    4826763 f8e7 g5g3 b8a8 f2d4 e7f8 f1c1 c2d2
> 9    < -0.99   158.83   21763538 f8e7 g5g3 b8a8 f2d4 e7f8 d4g7 f8g7 f5f6
>                                  c2e2
> 9      -1.20   162.38   22288628 f8e7 g5g3 b8a8 f2d4 e7f8 d4g7 f8g7 f5f6
>                                  c8g4 h5f7 g8f7 f6g7 f7g7 g3g4 g7h8
> 9    > -1.20   171.28   23574517 c8d7 f2d4
> 9      -0.31   188.73   26066387 c8d7 f2d4 b4d5 h5f7 g8f7 f5f6 g7g6 g5d5
>                                  d7e6 d5a5 f7g8 a1e1



>At least it gives white a slightly larger plus than Fritz.


right ! AND more important, it sees the right moves:

20...Bd7 21.Bd4 Nxd5

although 22.Rac1 Qb3
with 23.Rc3 is of course a better idea !!
But the programs maybe believe they could take the rook.


a good attack by Rebel !



>The columns
>are iteration, score ('<' and '>' means fail low and fail high), time
>(in seconds), nodes and PV.
>
>Tord

ah - i see.

maybe this positions is too complicate for most programs ?!
How do other programs play ??



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