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Subject: Re: Nolot Positions result of Gambit-Tiger

Author: Uri Blass

Date: 08:30:40 11/29/00

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On November 29, 2000 at 10:21:28, Vincent Lejeune wrote:

>On November 29, 2000 at 05:04:18, Amir Ban wrote:
>
>>On November 28, 2000 at 14:01:09, Vincent Lejeune wrote:
>>
>>>00:00:01.2	0,66	7	173654	Qd4 Nf4 Nxh6 Bxe4 Bxe4 Rxh6 Qxg7+ Bxg7 Bxg7+ Kg8 Bxh6+
>>>Kf7 Bxf4
>>>00:00:02.4	-0,06	8	359779	Qd4 c3 Rxc3 Nxc3 Bxc3 d5 Bxb4 dxe4 Bc3 Rd6
>>>00:00:07.0	-0,06	9	878030	Qd4 c3 Rxc3
>>>00:00:15.3	-0,28	10	2038719	Qd4 c3 Rxc3 Nxc3 Bxc3 a5 Re3 Nd5 Rg3 Nxc3 Nxc3
>>>00:00:45.5	-0,76	11	5974154	Qd4 c3 Rxc3 Nxc3 Bxc3 d5 Bxb4 dxe4 Bc3 Rd6 Qc4 Rc8
>>>Qb4
>>>00:01:18.2	-0,58	11	10530801	Ne3 Rxe4 Bxe4 Qxe4 Nxd5 Qxd5 Qc1 Qf5 Qxh6+ Qh7 Qe6
>>>Nd3 Re2 Nxb2 Rxb2
>>>00:02:15.4	-0,58	12	18221889	Ne3 Rxe4
>>>00:02:48.2	-0,58	13	22824501	Ne3 Rxe4 Bxe4 Qxe4 Nxd5 Qxd5 Qc1 Qf5 Qxh6+ Qh7 Qe6
>>>Nd3 Re2 Nxb2 Rxb2
>>>00:07:51.7	-0,70	14	65589071	Ne3 Rxe4 Bxe4 Qxe4 Nxd5 Qxd5 Qc1 Qf5 Qxh6+ Qh7 Qg5
>>>Nd3 Re2 Nxb2 Rxb2
>>>00:17:16.0	-0,48	14	148727116	Nxh6 c3 Nf5 cxb2 Qg4 Rc8 Qh4+ Kg8 Kh2 Rc4 Nh6+
>>>Rxh6 Qxh6 Qf7 Rg4
>>>00:52:45.1	0,42	15	462790283	Nxh6
>>>
>>>I consider it solved here
>>
>>Strange point here is that the solution eval is lower than that for the initial
>>depth 7 with the wrong move Qd4.
>
>1..c3 fail low, very common isn't it ?
>
>> Tiger has aggressive evaluation, which usually
>>leads to fast solving times, but in this position it doesn't help it, because 17
>>minutes is not a fast solving time for this position. I will not be surprised to
>>hear that the non-gambit tiger picks this up faster.
>
>Tiger 13 doesn't find the key-move after 40 min
>harware : celeron@450 Mhz

Results on PIII450(192 Mbytes hash tables)

Gambittiger 15:15.7 with the correct main line in the first 3 moves of white.

Rebeltiger 1:12:20(again with the correct main line in the first 3 moves of
white)
evaluation 0.74 pawns for black

Uri



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