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Subject: Re: Deep Junior at a loss in this position?!!

Author: Ernst Walet

Date: 12:42:42 03/05/00

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On March 05, 2000 at 15:28:45, blass uri wrote:

>On March 05, 2000 at 15:21:48, Ernst Walet wrote:
>
><snippped>
>>Djordje, I´m playing around with this position and I think that Fritz6a really
>>had no clue what to do.  I now even think that Fritz6a can not win this
>>position, should it arise in a game.
>
>I believe that you do not give Fritz6a enough tablebases.
>Fritz6a needs the KQKBP tablebases for this position.
>
>Uri

You could be right of course, as I only use 3 and 4 piece TBs, but then again,
Shredder easely finds the win with them.  This is Shredder move sequence.



[Event "?"]
[Site "?"]
[Date "2000.03.05"]
[Round "?"]
[White "?"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "k7/1b6/8/8/2Q5/8/6p1/6K1 w - -"]

1. Kf2 Ka7 2. Qc5+ Kb8 3. Qb6 Kc8 4. Qd6 Be4 5. Qe6+ Kd8
6. Qxe4 g1=Q+ 7. Kxg1 Kc7 8. Qd5 Kb6 9. Kf2 Kc7 10. Ke3 Kb6
11. Kd4 Kc7 12. Kc5 Kb8 13. Qd7 Ka8 14. Kb6 Kb8 15. Qb7#


Ernst.



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