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Subject: Re: Analysis question for these 2 EPD positions - better table layout

Author: Richard A. Fowell

Date: 00:36:03 01/09/05

Go up one level in this thread


This table will probably be easier to read.
Is the analysis detail below enough for your purpose?
Or do you need the detailed PVs as a function of search ply?

Solution time of two problems in seconds on Mac 867 Mhz

P1 P2 Engine
----------------------
  0  0 Fruit 2.0
11  6 Glaurung 0.1.5  11  6
12  2 Gothmog 1  b12
10  6 MacChess 5.01
11  4 Ruffian 2.1.0
34  8 Sigma 6.1


On January 09, 2005 at 02:58:45, Richard A. Fowell wrote:

>Summary
>
>( On Macintosh G4 867 Mhz, times approximate - I stopped analysis by hand once
>mate in 9 showed )
>
>Note that all engines showed the same continuation until the 8th move,
>and that all engines took less time to solve position #2 vs. position #1.
>
>Time to call Mate in 9 (in seconds)
>
>Engine    Version  POS#1 POS#2
>----------------------
>Fruit          2.0         1  0
>Glaurung   0.1.5    11  6
>Gothmog  1 b12   12  2
>MacChess  5.01    10  6
>Ruffian      2.1.0    11  4
>Sigma        6.1      34  8
>
>Details
>
>Position #1
>
>1b3rk1/pp4pp/2p3n1/1P1p4/P2P2q1/R4NPb/3NBK2/3QR3 b - -
>
>
>Fruit 2.0      +mate 9 5/1 0:01 1... Qxd4 2. Re3 Bxg3 3. Kg1 Qxe3 4. Kh1 Bg2 5.
>Kxg2 Qf2 6. Kh1 Rf5 7. Bf1 Rh5 8. Bh3  Rxh3 9. Nh2  Rxh2
>Glaurung 0.1.5 +mate 9 9/2 0:11 1... Qxd4 2. Re3 Bxg3 3. Kg1 Qxe3 4. Kh1 Bg2 5.
>Kxg2 Qf2 6. Kh1 Rf5 7. Bf1 Rh5 8. Bh3  Rxh3 9. Nh2  Qxh2
>Gothmog 1  b12 +mate 9 8/1 0:12 1... Qxd4 2. Re3 Bxg3 3. Kg1 Qxe3 4. Kh1 Bg2 5.
>Kxg2 Qf2 6. Kh1 Rf5 7. Bf1 Rh5 8. Bh3  Rxh3 9. Nh2  Rxh2
>MacChess 5.01  +mate 9 8/1 0:10 1... Qxd4 2. Re3 Bxg3 3. Kg1 Qxe3 4. Kh1 Bg2 5.
>Kxg2 Qf2 6. Kh1 Rf5 7. Nf1 Rh5 8. Nh4  Rxh4 9. Nh2  Rxh2
>Ruffian 2.1.0  +mate 9 9/2 0:11 1... Qxd4 2. Re3 Bxg3 3. Kg1 Qxe3 4. Kh1 Bg2 5.
>Kxg2 Qf2 6. Kh1 Rf5 7. Nf1 Rh5 8. N1h2 Rxh2 9. Nxh2 Qxh2
>Sigma 6.1      +mate 9 6/2 0:34 1... Qxd4 2. Re3 Bxg3 3. Kg1 Qxe3 4. Kh1 Bg2 5.
>Kxg2 Qf2 6. Kh1 Rf5 7. Nf1 Rh5 8. N1h2 Rxh2 9. Nxh2 Qxh2
>
>Position #2
>
>1b3rk1/pp4pp/2p3n1/1Pqp4/P2P4/R4NPb/3NBK2/3QR3 b - -
>
>Fruit 2.0      +mate 9 5/1  0:00 1... Qxd4 2. Re3 Bxg3 3. Kg1 Qxe3 4. Kh1 Bg2 5.
>Kxg2 Qf2 6. Kh1 Rf5 7. Bf1 Rh5 8. Bh3  Rxh3 9. Nh2  Rxh2
>Glaurung 0.1.5 +mate 9 9/4  0:06 1... Qxd4 2. Re3 Bxg3 3. Kg1 Qxe3 4. Kh1 Bg2 5.
>Kxg2 Qf2 6. Kh1 Rf5 7. Bf1 Rh5 8. Bh3  Rxh3 9. Nh2  Qxh2
>Gothmog 1  b12 +mate 9 8/1  0:02 1... Qxd4 2. Re3 Bxg3 3. Kg1 Qxe3 4. Kh1 Bg2 5.
>Kxg2 Qf2 6. Kh1 Rf5 7. Bf1 Rh5 8. Bh3  Rxh3 9. Nh2  Rxh2
>MacChess 5.01  +mate 9 8/1  0:06 1... Qxd4 2. Re3 Bxg3 3. Kg1 Qxe3 4. Kh1 Bg2 5.
>Kxg2 Qf2 6. Kh1 Rf5 7. Nf1 Rh5 8. Nh4  Rxh4 9. Nh2  Rxh2
>Ruffian 2.1.0  +mate 9 9/22 0:04 1... Qxd4 2. Re3 Bxg3 3. Kg1 Qxe3 4. Kh1 Bg2 5.
>Kxg2 Qf2 6. Kh1 Rf5 7. Nf1 Rh5 8. N1h2 Rxh2 9. Nxh2 Qxh2
>Sigma 6.1      +mate 9 6/3  0:08 1... Qxd4 2. Re3 Bxg3 3. Kg1 Qxe3 4. Kh1 Bg2 5.
>Kxg2 Qf2 6. Kh1 Rf5 7. Nf1 Rh5 8. N1h2 Rxh2 9. Nxh2 Qxh2



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