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Subject: Re: New engine tournament: Qualification Swiss has started!

Author: Paulo Soares

Date: 07:35:36 11/04/00

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On November 03, 2000 at 11:44:46, Uri Blass wrote:

>On November 03, 2000 at 11:02:03, Paulo Soares wrote:
><snipped>
>>Firstly I had the impression that the white could make a strong attacks to
>>black king, by the reasons that I wrote on the last post, later I made the
>>analyses and I verified that the white could win. I would be surprised when
>>seeing a line that could avoid the blacks' defeat,
>>although in the chess game we cannot doubt of anything.
>>
>>Paulo
>
>I agree.
>It is a lot of work to generate a tree that proves for all lines that white has
>a winning advatage but it seems that white can win.
>
>Uri

The move 4. Bb5!! perhaps it is the best in the position, because
it avoids the change of the queens and the attack to the white king
it's more effective.

Paulo

[D] rnb2rk1/1p1n1ppp/p3pB2/q3P3/2BQ4/1RN5/P1P3PP/5R1K b - - 0 1

1... Nc6 2. Qg4 Nxf6 3. exf6 g6 4. Bb5{!!} h5 (4... h6 5. Qh4 Kh7 6. Ne4 h5
7. Ng5+ Kg8 8. Be2 {+-}) (4... axb5 5. Qg5 {+-}) (4... Rd8 5. Qg5 Kf8
6. Qh6+ Ke8 7. Bxc6+ bxc6 8. Na4 Qxa4 9. Qxh7 {+-}) (4... Nd4 5. Qg5 {+-})
(4... Ne5 5. Qg5 {+-}) 5. Qg5 Kh7 6. Ne4 e5 (6... Rh8 7. Bxc6 Qd8 (7... Qxg5
8. Nxg5+ {+-}) 8. Rd3 Qf8 9. Rfd1 {+-}) (6... Qxb5 7. Rxb5 axb5 8. g4 Ra4
9. Rf3 e5 10. Rh3 Bxg4 11. Qxg4 {+-}) 7. Be2 Nd4 8. Bxh5 {+-}




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