Author: Sune Larsson
Date: 02:09:30 06/22/01
Go up one level in this thread
On June 21, 2001 at 21:55:51, Dieter Buerssner wrote:
>On June 21, 2001 at 17:15:59, Sune Larsson wrote:
>
>> 4k2r/rp5p/pR4p1/4qp2/3pp1PQ/8/2P4P/R5K1 w k - 0 28
>[...]
>> Test 1: Can your program find the move 28.Ra5!! - evals?
>
>Yace cannot find this within 5 minutes
>
>> Test 2. After 28.Ra5!! Qxa5 can your program find 29.Qf6! - evals?
>
>Neither this. After 29. Qf6 I get the following:
>
> nodes time score depth
> 10633446 1:32.0 11.97 10. 29...Qe1+ 30.Kg2 Qe2+ 31.Kg1 Qxg4+ 32.Kf1 Qd1+
> 33.Kg2 Qxc2+ 34.Kh3 Qd3+ 35.Kh4 {980}
>score is obviously from the point of view of the side to move (black).
Yes, and in your line above - after 33.-Qxc2 34.Kg1 Qd1+ 35.Kg2 the present
GM opinion is that white´s threats are so strong that black has to be contempt
with perpetuals.
Sune
>
>When I do the suggested moves, the scores "approach" zero with time. E.G. after
>more then ten moves, the score is around 3 (I have done all the suggested moves
>after rather short time - few second). I have no hope, that Yace would
>understand this with any reasonable time. Only at move 49, Yace shows
>drawing score fast (=within seconds).
>
>Regards,
>Dieter
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