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Subject: Re: A test position from nimzo-shredder

Author: Larry Griffiths

Date: 15:30:05 08/24/00

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On August 24, 2000 at 13:51:31, Larry Griffiths wrote:

>On August 24, 2000 at 08:46:11, Uri Blass wrote:
>
>>[D]r3rb1k/6p1/p2p3p/1ppb4/PB6/5NRP/1q3PP1/1B1QR1K1 b - - 0 1
>>
>>How much time do programs need to find Bc4?
>>This was the practically saving move of shredder against nimzo.
>>
>>I think the move is losing but it gave shredder practical chances for a draw and
>>nimzo was not good enough to win(the typical computer move Qxb4 gives white an
>>easy way to win).
>>
>>Uri
>

My Program completed 12 plys.

  0.00  2 -            1001   Rxe1 Bxe1
  0.02  2 -            1001   Rxe1  <----------

  0.02  4 -            1003   Rxe1 Nxe1 Qxb4 Qxd5
  0.02  4 -            1001   cxb4 Qxd5 Rxe1 Nxe1
  0.03  4 -             997   Bxf3 gxf3 Rxe1 Bxe1
  0.03  4 -             997   Bxf3  <----------

  0.06  6 -            1004   Rxe1 Bxe1 Bb3  Bc2  Bxc2 Qxc2
  0.09  6 -            1003   cxb4 Qxd5 bxa4 Be4  Ra7  Rxg7
  0.13  6 -             996   Qxb4 Rxe8 Bxf3 Rxf8 Rxf8 gxf3
  0.19  6 -             994   Bxf3 Qxf3 cxb4 Rd1  d5   Qxf8
  0.45  6 -             994   Bxf3  <----------

  0.98  8 -            2001   Rxe1 Bxe1 Bxf3 Qd3  Be4  Qxe4 d5   axb5
  1.77  8 -               5   cxb4 Qxd5 Rxe1 Nxe1 Qxb1 Qxa8 Qxe1 Kh2
  7.86  8 -               5   cxb4  <----------

 35.78 10 -            3006   Rxe1 Bxe1 Bb3  Qd3  Bg8  Nh4  bxa4 Ng6  Kh7  Nxf8
 50.94 10 -            1012   cxb4 Qxd5 Rxe1 Nxe1 Re8  Be4  bxa4 Qc6  Re5  Rxg7
 68.42 10 -               0   Qxb4 Rxe8 Rxe8 Qxd5 Qxb1 Kh2  bxa4 Qf7  Re2  Qxf8
144.88 10 -               0   Qxb4  <----------

831.38 12 -            3012   Rxe1 Bxe1 Qb3  Bc2  Bxf3 Rxf3 Qg8  Be4  Re8  Bd5
Rxe1 Qxe1
1,148.31 12 -            2009   cxb4 Qxd5 Rxe1 Nxe1 Qxb1 Qxa8 Qxe1 Kh2  Qxf2
axb5 axb5 Qxf8
1,572.88 12 -              16   Qxb4 Qxd5 Rxe1 Nxe1 Re8  Ba2  Rxe1 Kh2  c4   Qf7
 bxa4 Qxf8
2,876.88 12 -               0   Qxb4  <----------




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