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Subject: Re: cute position

Author: Aaron Gordon

Date: 18:50:55 05/05/04

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On May 05, 2004 at 21:42:15, Will Singleton wrote:

>On May 05, 2004 at 21:37:39, Aaron Gordon wrote:
>
>>On May 05, 2004 at 21:27:03, Will Singleton wrote:
>>
>>>I have 7.04.
>>>
>>>Will
>>
>>
>>Curious, I just ran the analysis w/ Shredder 7.04 and it found it right away.
>>Did you use any non-standard settings perhaps? Here is what my 7.04 came up
>>with:
>>
>>Analysis by Shredder 7.04:
>>
>>1.Bf4 Rxd6 2.Bxd6 Kg6 3.Bf4 Kg7 4.Be5+ Kg6 5.Bb8
>>  +-  (5.81)   Depth: 9/9   00:00:00  53kN
>>1.Bf4 Rxd6 2.Bxd6 Kg6 3.Bf4 Kg7 4.h5 Kh7 5.Kg3 Kg8 6.Kg4
>>  +-  (5.93)   Depth: 10/10   00:00:00  74kN
>>1.Rd8 Kg6 2.Rd5 Kh7 3.h5 Rb6 4.Rd7+ Kg8 5.Rd8+ Kh7 6.Kg4 Rc6
>>  +-  (5.94)   Depth: 10/24   00:00:00  280kN
>>1.Rd8 Re1 2.Bd2 Rf1+ 3.Ke2 Rf7 4.Rd6 Kxh4 5.Rh6+ Kg3 6.h4 Re7+ 7.Kd1 Kg2
>>  +-  (5.94)   Depth: 10/24   00:00:00  379kN
>>1.Rd8 Re1 2.Bf4 Re7 3.Rd6 Rh7 4.Rd5+ Kg6 5.h5+ Kf7 6.Rd7+ Kg8 7.Rd8+ Kf7 8.Rd2
>>  +-  (5.95)   Depth: 11/26   00:00:00  770kN
>>1.Bf4 Rxd6 2.Bxd6 Kg6 3.h5+ Kh7 4.Bf4 Kg7 5.h6+ Kh7 6.Kg2 Kg8
>>  +-  (5.96)   Depth: 11/26   00:00:00  803kN
>>1.Bf4 Rxd6 2.Bxd6 Kg6 3.h5+ Kh7 4.Kf4 Kg7 5.Be5+ Kg8 6.Kg4 Kf8
>>  +-  (6.02)   Depth: 11/26   00:00:00  810kN
>>1.Bf4 Rxd6 2.Bxd6 Kg6 3.h5+ Kg7 4.h6+ Kxh6 5.Kg4 Kg6 6.Be5 Kh6 7.h4 Kg6
>>  +-  (6.27)   Depth: 12/17   00:00:00  830kN
>>1.Bf4 Rxd6 2.Bxd6 Kxh4 3.Kg2 Kg5 4.Be7+ Kg6 5.Kf3 Kf7 6.Bd6 Ke6 7.Bf4
>>  +-  (6.52)   Depth: 12/17   00:00:00  847kN
>>1.Bf4 Rxd6 2.Bxd6 Kxh4 3.Kg2 Kg5 4.Be7+ Kf5 5.Kf3 Ke6 6.Bg5 Kf5 7.Bf4 Kg6
>>  +-  (6.54)   Depth: 13/18   00:00:01  1315kN
>>1.Bf4 Rxd6 2.Bxd6 Kxh4 3.Kg2 Kg5 4.Be7+ Kf5 5.Kf3 Ke6 6.Bg5 Kf5 7.h4 Kg6 8.Kg4
>>  +-  (6.49)   Depth: 14/22   00:00:01  1457kN
>>1.Bf4 Rxd6 2.Bxd6 Kg6 3.h5+ Kg7 4.h6+ Kxh6 5.Kg4 Kg6 6.Be5 Kf7
>>  +-  (6.73)   Depth: 15/24   00:00:02  2476kN
>>1.Bf4 Rxd6 2.Bxd6 Kxh4 3.Kg2 Kg5 4.Be7+ Kf5 5.Kf3 Ke6 6.Bg5 Kf5 7.h4 Kg6 8.Kg4
>>Kh7 9.h5
>>  +-  (6.82)   Depth: 16/26   00:00:02  3202kN
>>1.Bf4 Rxd6 2.Bxd6 Kxh4 3.Kg2 Kg5 4.Be7+ Kh6 5.Kf3 Kg7 6.Kg3 Kf7 7.Bd6 Ke8
>>  +-  (6.97)   Depth: 17/24   00:00:11  13791kN
>>1.Bf4 Rxd6 2.Bxd6 Kxh4 3.Kg2 Kg5 4.Be7+ Kf5 5.Kf3 Ke6 6.Bg5 Kf5 7.h4 Ke6
>>  +-  (6.95)   Depth: 18/28   00:00:24  30811kN
>>1.Bf4 Rxd6 2.Bxd6 Kxh4 3.Kg2 Kg5 4.Be7+ Kf5 5.Kf3 Ke6 6.Bg5 Kf7 7.Kg3 Kg8 8.Kg4
>>Kh8
>>  +-  (6.97)   Depth: 19/29   00:00:54  71120kN
>>
>>DF8 and DJ8 couldn't find it..
>
>Well, that's interesting.  I've found that once a solution is found by Shredder,
>that I cannot reset it to the original state.  Thereafter, it stores the
>position somewhere, and remembers the solution.  Perhaps that's what's happening
>with yours?  Or do you know a way to reset Shredder so it doesn't remember the
>solution?
>
>Will

Good call. Upon first analyzing with Shredder 8 it did find Bf4 and stored it
into the shredder.plr. I then switched over to S7.04 which used the data S8
gathered. I renamed shredder.plr and started off fresh with S7.04. It liked Bf4
only for a moment..  Here is what it came up with:

Analysis by Shredder 7.04:

1.Rxe6
  +-  (11.20)   Depth: 1/1   00:00:00
1.Rxe6
  +-  (11.20)   Depth: 1/1   00:00:00
1.Rxe6
  =  (0.00)   Depth: 2/2   00:00:00
1.Rxe6
  =  (0.00)   Depth: 2/2   00:00:00
1.Rd5 Rc6 2.Bf4+ Kg6 3.Rd2 Rc3+ 4.Kg4
  +-  (5.35)   Depth: 2/2   00:00:00
1.Bf4 Rxd6 2.Bxd6 Kg6 3.h5+ Kh7 4.Bb4 Kh6
  +-  (5.59)   Depth: 7/10   00:00:00
1.Bf4 Rxd6 2.Bxd6 Kg6 3.h5+ Kh7 4.Bb4 Kh6
  +-  (5.59)   Depth: 7/10   00:00:00
1.Bf4 Rxd6 2.Bxd6 Kg6 3.h5+ Kh7 4.Bb4 Kh6
  +-  (5.59)   Depth: 7/10   00:00:00
1.Bf4 Rxd6 2.Bxd6 Kg6 3.h5+ Kh7 4.Bb4 Kh6
  +-  (5.59)   Depth: 7/10   00:00:00
1.Bf4 Rxd6 2.Bxd6 Kg6 3.h5+ Kh7 4.Bb4 Kh6
  +-  (5.59)   Depth: 7/10   00:00:00
1.Bf4 Rxd6 2.Bxd6 Kg6 3.h5+ Kh7 4.Bb4 Kh6
  +-  (5.59)   Depth: 7/10   00:00:00
1.Bf4 Rxd6 2.Bxd6 Kg6 3.h5+ Kh7 4.Bb4 Kh6
  +-  (5.59)   Depth: 7/10   00:00:00
1.Bf4 Rxd6 2.Bxd6 Kg6 3.h5+ Kh7 4.Bb4 Kh6
  +-  (5.59)   Depth: 7/10   00:00:00
1.Bf4 Rxd6 2.Bxd6 Kg6 3.h5+ Kh7 4.Bb4 Kh6
  +-  (5.59)   Depth: 7/10   00:00:00  17kN
1.Bf4 Rxd6 2.Bxd6 Kh6 3.Bf4+ Kg6 4.h5+ Kh7 5.Kg4
  +-  (5.72)   Depth: 8/8   00:00:00  30kN
1.Bf4 Rxd6 2.Bxd6 Kh6 3.Be7
  +-  (5.97)   Depth: 9/9   00:00:00  42kN
1.Bf4 Rxd6 2.Bxd6 Kh6 3.Be7
  +-  (5.97)   Depth: 9/9   00:00:00  45kN
1.Bf4 Rxd6 2.Bxd6 Kh6 3.Kg4 Kh7 4.h5 Kg8 5.Bc7 Kh7 6.Kg5
  +-  (6.04)   Depth: 10/10   00:00:00  57kN
1.Bf4 Rxd6 2.Bxd6 Kh6 3.Kg4 Kh7 4.h5 Kg8 5.Bf4 Kh7 6.Kf5 Kg8 7.h6
  +-  (6.06)   Depth: 11/16   00:00:00  253kN
1.Bf4 Rxd6 2.Bxd6 Kh6 3.Kg4 Kh7 4.h5 Kg7 5.Bf4 Kg8 6.Be5 Kh7 7.Bd6 Kg7 8.Bf4 Kg8
9.Be5 Kh7 10.Bd6 Kg7
  +-  (6.07)   Depth: 12/18   00:00:00  503kN
1.Bf4 Rxd6 2.Bxd6 Kh6 3.Kg4 Kh7 4.h5 Kg7 5.Bf4 Kg8 6.Kf5 Kh7 7.Ke6 Kg7
  +-  (6.08)   Depth: 13/18   00:00:01  1086kN
1.Rd8 Kg6 2.Kf4 Kh7 3.h5 Kg7
  +-  (6.09)   Depth: 13/29   00:00:01  1823kN
1.Rd8 Kg6 2.Bc1 Kh7 3.Rd7+ Kg8 4.h5 Rf6+ 5.Kg4 Rc6 6.Bb2 Rb6 7.Kf4
  +-  (6.13)   Depth: 13/29   00:00:03  4394kN
1.Rd8 Kg6 2.Kf4 Rb6 3.h5+ Kg7 4.h6+ Kh7 5.Rd7+ Kh8
  +-  (6.38)   Depth: 14/27   00:00:06  7384kN
1.Rd8 Re1 2.Bf4 Kg6 3.h5+ Kf6 4.h6 Re7 5.Rf8+ Ke6 6.h7 Rxh7 7.Re8+ Kf7 8.Ke4
  +-  (6.60)   Depth: 14/30   00:00:08  10559kN
1.Rd8 Re1 2.Bf4 Kg6 3.h5+ Kf6 4.h6 Re7 5.Rd6+ Kf5 6.Rd5+ Kg6 7.h7 Rxh7 8.Rg5+
Kf6 9.Kg4
  +-  (6.64)   Depth: 15/30   00:00:11  13470kN
1.Rd8 Re1 2.Bf4 Kg6 3.h5+ Kf6 4.h6 Re7 5.Rf8+ Ke6 6.h7 Rxh7 7.Kg4 Ke7 8.Rg8 Ke6
  +-  (6.74)   Depth: 16/32   00:00:16  19592kN
1.Rd8 Re5 2.Bf4 Rf5 3.Rd6 Kxh4 4.Rh6+ Rh5 5.Rxh5+ Kxh5 6.Kg3 Kg6 7.Be3 Kf7
  +-  (6.76)   Depth: 17/35   00:00:35  43208kN
1.Rd8 Re1 2.Bf4 Kg6 3.h5+ Kf6 4.h6 Re7 5.Kg4 Ke6 6.Rd6+ Kf7 7.h7 Kg7 8.Bg5
  +-  (6.99)   Depth: 18/38   00:00:57  70198kN




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