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Subject: Re: nice test position from GM Shirov game

Author: pavel

Date: 20:34:04 12/05/01

Go up one level in this thread


On December 05, 2001 at 18:16:36, K. Burcham wrote:

>
>GM Topalov 2733 vs GM Shoirov 2706
>
>in this position GM Shirov played 23.Qxd5
>
>deep junior and some of my other programs have a hard time choosing the GM move.
>how long does it take your program to see the GM move.
>
> [D] 1r2qr1k/1Q2Nppp/8/pnPp4/3P4/P1P1B3/4bP1P/1R2R1K1 w - -
>
>
>looking for Qxd5
>
>


New position
1r2qr1k/1Q2Nppp/8/pnPp4/3P4/P1P1B3/4bP1P/1R2R1K1 w - - 0 1

Analysis by Goliath Light 1.5:

1.Qxd5 Nxc3 2.Rxb8 Qxb8
  +-  (2.18)   depth: 6/15   00:00:00
1.Qxd5 Nxc3 2.Rxb8 Qxb8
  ±  (1.21)   depth: 6/15   00:00:00  8kN
1.Qxd5 Qxe7 2.Bg5 f6
  µ  (-1.34)   depth: 6/15   00:00:00  17kN
1.Qxb8
  ³  (-0.26)   depth: 6/15   00:00:00  18kN
1.Qxb8 Qxb8 2.Rxe2 Qe8 3.Bg5
  ±  (0.84)   depth: 6/15   00:00:00  20kN
1.Qxb8 Qxb8 2.Rxe2 Qe8 3.Bg5
  ±  (0.84)   depth: 7/15   00:00:00  30kN
1.Qxb8 Qxb8 2.Rxe2 Qe8 3.Bg5
  ²  (0.54)   depth: 7/15   00:00:00  32kN
1.Qxb8 Qxb8 2.Rxe2 Qe8 3.Nxd5 Nxa3
  ²  (0.32)   depth: 7/16   00:00:00  39kN
1.Qxb8 Qxb8 2.Rxe2 Qe8 3.Nxd5 Nxa3
  ²  (0.32)   depth: 8/19   00:00:00  81kN
1.Qxb8 Qxb8 2.Rxe2 Qe8 3.Nxd5 Nxa3
  ²  (0.63)   depth: 8/19   00:00:00  88kN
1.Qxb8 Qxb8 2.Rxe2 Qe8 3.Nxd5
  ²  (0.62)   depth: 8/19   00:00:00  105kN
1.Qxb8 Qxb8 2.Rxe2 Qe8 3.Nxd5
  ²  (0.62)   depth: 9/19   00:00:00  216kN
1.Qxb8 Qxb8 2.Rxe2 Qe8 3.Nxd5
  ²  (0.32)   depth: 9/19   00:00:00  265kN
1.Qxb8 Qxb8 2.Rxe2 Qe8 3.Nxd5 Nxa3 4.Ra1 Nc4
  ²  (0.29)   depth: 9/19   00:00:00  301kN
1.Qxb8 Qxb8 2.Rxe2 Qe8 3.Nxd5 Nxa3 4.Ra1 Nc4
  ²  (0.29)   depth: 10/21   00:00:01  1042kN
1.Qxb8 Qxb8 2.Rxe2 Qe8 3.Nxd5 Qc6 4.Rb3 a4 5.Rbb2 Qg6+ 6.Kf1 Nxa3
  =  (0.06)   depth: 10/24   00:00:02  1847kN
1.Qxb8 Qxb8 2.Rxe2 Qe8 3.Nxd5 Qc6 4.Rb3 a4 5.Rbb2 Qg6+ 6.Kf1 Nxa3
  =  (0.06)   depth: 11/33   00:00:04  4375kN
1.Qxb8 Qxb8 2.Rxe2 Qe8 3.Nxd5 Qc6 4.Ne7 Qd7 5.Bd2 Qg4+ 6.Kf1 Qh3+ 7.Kg1 Qg4+
8.Kf1
  =  (0.00)   depth: 11/33   00:00:06  5807kN
1.Qxb8 Qxb8 2.Rxe2 Qe8 3.Nxd5 Qc6 4.Ne7 Qd7 5.Bd2 Qg4+ 6.Kf1 Qh3+ 7.Kg1 Qg4+
8.Kf1
  =  (0.00)   depth: 12/35   00:00:13  14906kN
1.Qxb8 Qxb8 2.Rxe2 Qe8 3.Nxd5 Qc6 4.Rb3 a4 5.Rb4 Re8 6.Nf4 Nxa3 7.Ra2 Nb5
8.Raxa4 Nxc3
  =  (-0.06)   depth: 12/35   00:00:17  19131kN
1.Qxb8 Qxb8 2.Rxe2 Qe8 3.Nxd5 Qc6 4.Rb3 a4 5.Rb4 Re8 6.Nf4 Nxa3 7.Ra2 Nb5
8.Raxa4 Nxc3
  =  (-0.06)   depth: 13/37   00:00:49  52570kN
1.Qxb8 Qxb8 2.Rxe2 Qe8 3.Nxd5 Qc6 4.Rb3 Qg6+ 5.Kf1 Qd3 6.Rbb2 Nxa3 7.Ra2 Nc4
8.Kg1 Rd8
  ³  (-0.28)   depth: 13/42   00:01:05  69781kN
1.Qxd5
  =  (-0.17)   depth: 13/42   00:02:55  186215kN
1.Qxd5 Qxe7 2.Rbc1 Bg4 3.Bf4 Rbd8 4.Rxe7 Rxd5 5.c4 Rxd4 6.cxb5 Rxf4 7.b6 Be6
8.c6 Rf3 9.a4 Rf4 10.Ra1
  =  (0.14)   depth: 13/42   00:04:47  314186kN
1.Qxd5 Qxe7 2.Rbc1 Bg4 3.Bf4 Rbd8 4.Rxe7 Rxd5 5.c4 Rxd4 6.cxb5 Rxf4 7.b6 Be6
8.c6 Rf3 9.a4 Rf4 10.Ra1
  =  (0.14)   depth: 14/42   00:05:44  388168kN

(Mahamood, home 05.12.2001)





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