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Subject: Re: A test position for Fritz7 from the last game against Shredder

Author: Sune Larsson

Date: 13:37:56 10/26/01

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>Deep Fritz 192 Mbytes
>
>New position
>8/5P2/4K2k/8/1P2p2p/p7/6R1/5r2 b - - 0 1
>
>Analysis by Deep Fritz:
>
>1...Rxf7--
>  ³  (-0.28)   Depth: 1/3   00:00:00
>1...Rxf7-- 2.Kxf7
>  ²  (0.59)   Depth: 1/3   00:00:00
>1...h3!
>  =  (0.25)   Depth: 1/5   00:00:00
>1...h3!
>  -+  (-1.47)   Depth: 1/5   00:00:00
>1...h3 2.Rh2
>  -+  (-1.41)   Depth: 2/6   00:00:00
>1...h3--
>  µ  (-1.06)   Depth: 3/9   00:00:00
>1...h3-- 2.Rh2 Rf3 3.f8Q+ Rxf8
>  =  (-0.25)   Depth: 3/9   00:00:00
>1...Kh5!
>  ³  (-0.28)   Depth: 3/10   00:00:00  1kN
>1...Kh5! 2.Re2 Rf4
>  µ  (-1.00)   Depth: 3/10   00:00:00  1kN
>1...Kh5--
>  ³  (-0.69)   Depth: 4/9   00:00:00  1kN
>1...Kh5--
>  ³  (-0.69)   Depth: 4/11   00:00:00  1kN
>1...Kh5--
>  ³  (-0.38)   Depth: 5/11   00:00:00  2kN
>1...Kh5-- 2.Ke7 h3 3.Ra2 Kg6 4.f8Q
>  =  (-0.16)   Depth: 5/12   00:00:00  4kN
>1...Kh5 2.Ra2 Kg6 3.Rg2+ Kh6 4.Rg4 a2 5.Rxh4+ Kg7
>  =  (0.06)   Depth: 6/14   00:00:00  9kN
>1...Rf3!
>  =  (0.03)   Depth: 6/14   00:00:00  12kN
>1...h3!
>  =  (0.00)   Depth: 6/15   00:00:00  15kN
>1...h3! 2.Rh2 Rf3 3.Rxh3+ Kg7 4.Rxf3
>  =  (-0.06)   Depth: 6/15   00:00:00  18kN
>1...h3 2.Rg1 Rf4 3.Rg4 Rxf7 4.Kxf7
>  =  (-0.09)   Depth: 7/16   00:00:00  36kN
>1...h3 2.Rg3 h2 3.Rh3+ Kg7 4.Rg3+ Kh7 5.Rh3+ Kg6
>  =  (-0.19)   Depth: 8/17   00:00:00  61kN
>1...h3--
>  =  (0.12)   Depth: 9/19   00:00:00  83kN
>1...h3-- 2.Rg3 h2 3.Rh3+ Kg7
>  =  (0.00)   Depth: 9/20   00:00:00  108kN
>1...e3!
>  =  (0.12)   Depth: 9/20   00:00:00  242kN
>1...e3! 2.b5 h3 3.Re2 Kg5 4.Rxe3 h2 5.Rh3 a2 6.Rg3+ Kh6
>  =  (-0.16)   Depth: 9/20   00:00:00  325kN
>1...e3 2.Rh2 Kg6 3.Rg2+ Kh5 4.b5 h3 5.Ra2 Kg6
>  =  (-0.13)   Depth: 10/22   00:00:01  469kN
>1...e3 2.Rh2 Kg6 3.Rg2+ Kh5 4.Rh2 Rf4 5.b5 Kg6 6.Rg2+ Kh7 7.Ra2
>  =  (-0.09)   Depth: 11/23   00:00:01  698kN, tb=3
>1...e3 2.Rh2 Kg6 3.Rg2+ Kh7 4.Rh2 Kg6 5.Rg2+ Kh7 6.Rh2 Kg6 7.Rg2+
>  =  (0.00)   Depth: 12/26   00:00:02  1188kN, tb=15
>1...e3!
>  =  (-0.16)   Depth: 13/25   00:00:04  2686kN, tb=54
>1...e3! 2.Rh2 a2 3.Rxa2 h3 4.Re2 Kg7 5.Rxe3 Rf6+ 6.Kd5 h2 7.Rh3
>  ³  (-0.28)   Depth: 13/26   00:00:05  3298kN, tb=59
>1...e3 2.Rh2 a2 3.Rxa2 h3 4.Re2 Kg7 5.Rxe3 Rf6+ 6.Kd5 h2 7.Rh3
>  ³  (-0.28)   Depth: 14/31   00:00:08  5301kN, tb=107
>1...e3 2.Rh2 a2 3.Rxa2 h3 4.Re2 Kg7 5.Rxe3 Rf6+ 6.Kd5 h2 7.Rh3
>  =  (-0.19)   Depth: 15/30   00:00:15  10032kN, tb=262
>1...e3 2.Rh2 a2 3.Rxa2 h3 4.Re2 Kg7 5.Rxe3 Rf6+ 6.Ke5 h2 7.Rh3
>  =  (-0.03)   Depth: 16/33   00:00:31  21100kN, tb=640
>1...e3 2.Rh2 Kg7 3.Rg2+ Kh7 4.Rh2 Kg6
>  =  (0.12)   Depth: 17/34   00:01:30  61912kN, tb=2662
>1...e3--
>  ²  (0.44)   Depth: 18/36   00:02:32  106183kN, tb=4241
>1...e3--
>  ²  (0.44)   Depth: 18/36   00:02:46  115639kN, tb=4925
>1...h3!
>  ²  (0.41)   Depth: 18/36   00:03:49  160206kN, tb=7161
>1...h3! 2.Rg3 h2 3.Rh3+ Kg7 4.Rg3+ Kh8 5.Rh3+
>  =  (0.00)   Depth: 18/36   00:05:10  217354kN, tb=10549
>1...h3 2.Rg3 h2 3.Rh3+ Kg7 4.Rg3+ Kh8 5.Rh3+ Kg7 6.Rg3+ Kh8 7.Rh3+
>  =  (0.00)   Depth: 19/38   00:07:21  314568kN, tb=14779
>1...h3 2.Rg3 h2 3.Rh3+ Kg7 4.Rg3+ Kh8 5.Rh3+ Kg7 6.Rg3+ Kh8 7.Rh3+
>  =  (0.00)   Depth: 20/41   00:16:57  614409kN, tb=31041
>1...h3 2.Rg3 h2 3.Rh3+ Kg7 4.Rg3+ Kh8 5.Rh3+ Kg7 6.Rg3+ Kh8 7.Rh3+
>  =  (0.00)   Depth: 21/45   00:47:46  1550624kN, tb=75403
>
>(blass, tel-aviv 26.10.2001)
>
>Uri


 I get somewhat different results on a PIII 800 with 128 Mb hash:


New position
8/5P2/4K2k/8/1P2p2p/p7/6R1/5r2 b - - 0 1

Analysis by Deep Fritz:

1...Rxf7--
  ³  (-0.28)   Depth: 1/3   00:00:00
1...Kh5--
  ³  (-0.38)   Depth: 5/11   00:00:00  2kN
1...Kh5--
  ³  (-0.38)   Depth: 5/11   00:00:00  2kN
1...Kh5--
  ³  (-0.38)   Depth: 5/11   00:00:00  2kN
1...Kh5--
  ³  (-0.38)   Depth: 5/11   00:00:00  2kN
1...Kh5--
  ³  (-0.38)   Depth: 5/11   00:00:00  2kN
1...Kh5--
  ³  (-0.38)   Depth: 5/11   00:00:00  2kN
1...Kh5--
  ³  (-0.38)   Depth: 5/11   00:00:00  2kN
1...Kh5--
  ³  (-0.38)   Depth: 5/11   00:00:00  2kN
1...Kh5--
  ³  (-0.38)   Depth: 5/11   00:00:00  2kN
1...Kh5--
  ³  (-0.38)   Depth: 5/11   00:00:00  2kN
1...Kh5--
  ³  (-0.38)   Depth: 5/11   00:00:00  2kN
1...Kh5-- 2.Ke7 h3 3.Ra2 Kg6 4.f8Q
  =  (-0.16)   Depth: 5/12   00:00:00  4kN
1...Kh5 2.Ra2 Kg6 3.Rg2+ Kh6 4.Rg4 a2 5.Rxh4+ Kg7
  =  (0.06)   Depth: 6/14   00:00:00  9kN
1...Rf3!
  =  (0.03)   Depth: 6/14   00:00:00  12kN
1...h3!
  =  (0.00)   Depth: 6/15   00:00:00  15kN
1...h3! 2.Rh2 Rf3 3.Rxh3+ Kg7 4.Rxf3
  =  (-0.06)   Depth: 6/15   00:00:00  18kN
1...h3 2.Rg1 Rf4 3.Rg4 Rxf7 4.Kxf7
  =  (-0.09)   Depth: 7/16   00:00:00  36kN
1...h3 2.Rg3 h2 3.Rh3+ Kg7 4.Rg3+ Kh7 5.Rh3+ Kg6
  =  (-0.19)   Depth: 8/17   00:00:00  61kN
1...h3--
  =  (0.12)   Depth: 9/19   00:00:00  83kN
1...h3-- 2.Rg3 h2 3.Rh3+ Kg7
  =  (0.00)   Depth: 9/20   00:00:00  108kN
1...e3!
  =  (0.12)   Depth: 9/20   00:00:00  242kN
1...e3! 2.Re2 Rf3 3.Rh2 Kg6 4.Rg2+ Kh5 5.Ra2
  =  (-0.03)   Depth: 9/20   00:00:00  322kN
1...e3 2.Re2 Kg7 3.Rg2+ Kh7 4.Rh2 Kg6 5.Rg2+
  =  (-0.09)   Depth: 10/21   00:00:00  425kN
1...e3 2.Re2 Kg7 3.Rg2+ Kh7 4.Rh2 Kg6 5.Rg2+
  =  (-0.09)   Depth: 11/24   00:00:01  672kN, tb=3
1...e3 2.Re2 Kg7 3.Rg2+ Kh7 4.Rh2 Kg6 5.Rg2+
  =  (-0.09)   Depth: 12/24   00:00:01  1172kN, tb=8
1...e3 2.Re2 a2 3.Rxa2 h3 4.Re2 Kg7 5.Rxe3 Rf6+ 6.Kd5 h2 7.Rh3
  ³  (-0.28)   Depth: 13/27   00:00:04  2803kN, tb=50
1...e3 2.Re2 a2 3.Rxa2 h3 4.Re2 Kg7 5.Rxe3 Rf6+ 6.Kd5 h2 7.Rh3
  ³  (-0.28)   Depth: 14/28   00:00:08  5217kN, tb=95
1...e3 2.Re2 a2 3.Rxa2 h3 4.Re2 Kg7 5.Rxe3 Rf6+ 6.Kd5 h2 7.Rh3
  =  (-0.19)   Depth: 15/32   00:00:16  10643kN, tb=307
1...e3 2.Re2 a2 3.Rxa2 h3 4.Re2 Kg7 5.Rxe3 Rf6+ 6.Ke5 h2 7.Rh3
  =  (-0.03)   Depth: 16/37   00:00:41  25616kN, tb=1061
1...e3--
  ²  (0.28)   Depth: 17/33   00:01:14  45122kN, tb=2584
1...e3-- 2.Ke7 h3 3.Rg1 e2 4.f8Q+ Rxf8 5.Kxf8 h2 6.Rh1 Kg5 7.b5
  ±  (0.78)   Depth: 17/36   00:01:35  59675kN, tb=2925
1...h3!
  ±  (0.75)   Depth: 17/36   00:02:01  75973kN, tb=3614
1...h3! 2.Rg3 h2 3.Rh3+ Kg7 4.Rg3+ Kh7 5.Rh3+ Kg6
  =  (0.00)   Depth: 17/36   00:02:31  97699kN, tb=4290
1...h3 2.Rg3 h2 3.Rh3+ Kg7 4.Rg3+ Kh7 5.Rh3+ Kg6
  =  (0.00)   Depth: 18/37   00:04:15  166525kN, tb=7557

(Larsson, KIL 26.10.2001)

 Sune




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