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Subject: Re: Larsen- Spassky 1970 - this one is a little harder

Author: stuart taylor

Date: 12:35:20 01/04/03

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On January 03, 2003 at 11:30:15, John Merlino wrote:

>On January 03, 2003 at 11:25:50, Rex wrote:
>
>>CM9000 running my personnal settings on a 1.533GHZ finds h4 in just 2.8 seconds.
>>
>>
>>00:00:00.0	1.55	3001	964	Nf6 Nc3 Kb8 Na4
>>00:00:00.0	1.55	3001	964	Nf6 Nc3 Kb8 Na4
>>00:00:00.0	1.58	4001	2715	Nf6 a3 Kb8 b4
>>00:00:00.1	1.10	5001	11319	Nf6 a3 Qd7 b4 Be7 Nc3
>>00:00:00.3	1.10	6001	41567	Nf6 a3 Bb6 b4 c5 Qb3 Kb8
>>00:00:00.6	1.12	7001	100388	Nf6 a3 Qd7 Bxf6 gxf6 b4 Be7 Nc3 Rhg8
>>00:00:01.5	1.29	8001	255348	Nf6 a3 Qe6 b4 Be7 Nc3 Bxh3 Kf2 Kb8
>>00:00:02.8	1.36	8001	478518	h4 hxg4 hxg3 Rg1 g2 gxf5 Qh4+ Kd1 Qf2
>>00:00:05.8	1.85	9001	983683	h4 hxg4 hxg3 Rg1 g2 g5 Rh1 Kf2 Qd6
>>00:00:12.7	2.04	10001	2241252	h4 hxg4 hxg3 Rg1 g2 g5 Rh1 Kf2 Qd6 Be5
>>00:00:41.1	2.46	11001	7211421	h4 hxg4 hxg3 Rg1 Bxe3 dxe3 Rh1 Kf1 Qh4
>>
>
>Just FYI, on my P3-733 (a machine half the speed), the default personality needs
>just over 2 1/2 minutes:
>
>Time	Depth	Score	Positions	Moves
>0:00	1/3	-0.90	973		1...Nf6 2.Nc3 Kb8
>0:00	1/4	-0.96	2762		1...Nf6 2.Nc3 Kb8 3.a3 Qd7
>0:00	1/5	-0.66	14855		1...Nf6 2.a3 a5 3.Nc3 Kb8
>0:00	1/6	-0.84	41181		1...Nf6 2.a3 Qe6 3.b4 Be7 4.Qa4 Kb8
>0:01	1/7	-0.69	75331		1...Nf6 2.a3 Qe6 3.b4 Be7 4.Bf1
>					Qd7 5.Nc3
>0:02	1/8	-0.73	178404		1...Nf6 2.a3 Qe6 3.b4 Be7 4.Bf1
>					Qd7 5.Nc3 Kb8
>0:08	1/9	-0.68	578554		1...Nf6 2.a3 Qe6 3.b4 Be7 4.Bf1
>					Qd7 5.Nc3 Kb8 6.O-O-O
>0:21	1/10	-0.81	1666432		1...Nf6 2.a3 Qe6 3.Bf1 Kb8 4.Nc3
>					a5 5.Ne2 Qe7 6.Nd4
>1:09	2/11	-0.67	5372139		1...Nf6 2.a3 Qe6 3.Bf1 Be7 4.Nc3
>					Kb8 5.O-O-O c5 6.Bg2 Bh7 7.Kb1
>2:36	2/11	-0.90	11951369	1...h4 2.Bxg4 Bxg4 3.hxg4 hxg3
>					4.Rg1 Rh2 5.Qc3 Qh4 6.Qxg7 Rh1
>					7.Rxh1 Qxh1+ 8.Ke2 Bxe3
>
>jm

Maybe the continuation of the previous posters results was found to be faulty by
CM9, and retracted, and only later agreed to h4 again, after finding a better
continuation which was worthy of h4.
I know, It goes a bit deep.
S.Taylor



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