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Subject: Re: another test position based on my correspondence game

Author: Rex

Date: 04:31:32 11/06/01

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Here are my results running a 1.533Ghz --  GT2

00:00:00.1	1.50	8	131389	exd5 Nf5
00:00:01.2	1.90	9	414063	exd5 Nf5
00:00:01.2	1.90	9	414063	exd5 Nf5

Rex





On November 06, 2001 at 07:12:18, Uri Blass wrote:

>The test is to find exd5
>You can see that Gandalf4.32h cannot solve it in 20 minutes on p800(32 mbytes)
>
>I hope that the test is correct because Gandalf high scores make me doubt the
>test but I remember that after analysis based on comp-comp games between Deep
>fritz and Junior5.9 I found that white has probably no advantage after exd5.
>
>Deep Fritz could not win Junior5.9 and Deep fritz is supposed to be the better
>program.
>
>I also remember that the score of Deep Fritz went down to 0.00 after I gave it a
>long time to analyze after the forced line
>
>
>[D]r4r1k/1bqnbpp1/p2ppn1p/1p1N4/3NP3/P6Q/1PP1BPPP/2BRR1K1 b - - 0 1
>
>Analysis by Gandalf 4.32h:
>
>15...exd5 16.Nf5
>  -+  (-1.93)   Depth: 2   00:00:01
>15...exd5 16.Nf5 Ne5
>  -+  (-2.19)   Depth: 3   00:00:01
>15...exd5 16.Bxh6 gxh6 17.Qxh6+ Nh7 18.Nf5
>  -+  (-1.85)   Depth: 4   00:00:01
>15...exd5 16.Nf5 Nc5 17.Bxh6 Rg8
>  µ  (-1.10)   Depth: 5   00:00:01  24kN
>15...exd5 16.Nf5 Ng8 17.exd5 Ne5 18.Qg3
>  µ  (-0.92)   Depth: 6   00:00:02  33kN
>15...exd5
>  µ  (-1.37)   Depth: 7   00:00:02  134kN
>15...exd5 16.Nf5 Ng8 17.exd5 Ne5 18.f4 Qc5+ 19.Be3
>  µ  (-1.39)   Depth: 7   00:00:03  200kN
>15...exd5 16.Nf5 Ng8 17.Qg3 g5 18.Qh3 Rae8 19.exd5 Qxc2 20.Nxh6
>  µ  (-0.97)   Depth: 8   00:00:04  400kN
>15...exd5 16.Nf5 Ng8 17.Qg3 Bf6 18.Qxd6 Rac8 19.exd5 Ne7 20.Qxc7
>  µ  (-0.91)   Depth: 9   00:00:09  1300kN
>15...exd5 16.Nf5 Ng8 17.exd5 Bf6 18.Bf3 Rfe8 19.Be4 Nc5 20.Bf3
>  µ  (-1.16)   Depth: 10   00:01:17  13550kN
>15...exd5 16.Bxh6 Nh7 17.Bxg7+ Kxg7 18.Nf5+ Kg8 19.Nxe7+ Kh8 20.Nxd5
>  +-  (1.56)   Depth: 11   00:11:13  125300kN
>15...Nxd5
>  +-  (1.55)   Depth: 11   00:14:27  165350kN
>
>(Blass, Tel-aviv 06.11.2001)
>
>Uri



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