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Subject: Is this 2800 level play?

Author: Jouni Uski

Date: 07:43:27 02/19/04

In this position from Nunn test Shredder took over 4 minutes to switch from 0-0!
I thought this position was solved 10 years ago...

[D]r3k2r/p1qbnppp/1pn1p3/2ppP3/P2P4/2PB1N2/2P2PPP/R1BQ1RK1 b kq - 0 1

Analysis by Shredder 8 in PIV 2,4GHz:

11...cxd4 12.cxd4
  ²  (0.37)   Depth: 1/2   00:00:00
11...cxd4 12.cxd4
  ²  (0.37)   Depth: 1/2   00:00:00
11...0-0
  ³  (-0.27)   Depth: 1/15   00:00:00
11...0-0
  ³  (-0.27)   Depth: 1/15   00:00:00
11...0-0 12.Bg5
  =  (-0.09)   Depth: 2/4   00:00:00
11...0-0 12.Bg5 Nf5 13.Bxf5 exf5 14.dxc5
  =  (-0.16)   Depth: 3/17   00:00:00
11...0-0 12.Ng5 h6 13.Bh7+ Kh8
  =  (0.08)   Depth: 4/12   00:00:00
11...h6 12.Bf4 g5 13.Be3
  =  (0.07)   Depth: 4/12   00:00:00
11...h6 12.Bf4 g5 13.Be3
  =  (0.07)   Depth: 4/12   00:00:00
11...Ng6 12.Bg5 h6 13.Bf4
  =  (0.06)   Depth: 4/12   00:00:00
11...Ng6 12.Bg5 h6 13.Be3
  =  (0.02)   Depth: 4/12   00:00:00
11...Ng6 12.Qe2 0-0 13.Bg5 f5 14.exf6 gxf6
  =  (0.19)   Depth: 5/12   00:00:00
11...0-0 12.Bxh7+ Kxh7 13.Qd3+ f5 14.Qxf5+ exf5 15.Ng5+ Kg6
  =  (0.18)   Depth: 5/12   00:00:00
11...0-0 12.Bf4 h6 13.Qd2 Nf5 14.Bxf5 exf5 15.dxc5 bxc5 16.Qxd5 Nxe5 17.Nxe5
  =  (-0.09)   Depth: 5/14   00:00:00
11...0-0 12.Bf4 f5 13.Bg5 Rac8 14.Qe2
  =  (-0.20)   Depth: 6/15   00:00:00
11...0-0 12.Bf4 f5 13.Bg5 Rae8 14.Qe2 Rc8
  =  (0.00)   Depth: 7/17   00:00:00  48kN
11...0-0 12.Bf4 f5 13.Qd2 Ng6 14.Bg5 Rac8 15.Qe3
  =  (-0.07)   Depth: 8/21   00:00:00  108kN
11...0-0 12.Bf4 Ng6 13.Qd2 Nxf4 14.Qxf4 Nxd4 15.cxd4 cxd4
  =  (0.03)   Depth: 9/28   00:00:00  186kN
11...h6 12.Bf4 0-0 13.Qd2 g5 14.Be3 Nf5 15.Be2 Kh7
  =  (0.02)   Depth: 9/28   00:00:01  235kN
11...h6 12.Bf4 0-0 13.Qd2 g5 14.Be3 Nf5 15.g4 cxd4 16.cxd4
  =  (-0.03)   Depth: 9/28   00:00:01  258kN
11...h6 12.Bf4 0-0 13.Qd2 Ng6 14.Qe3 Nxf4 15.Qxf4 f6 16.Rae1 fxe5 17.dxe5 Rxf4
  =  (0.07)   Depth: 10/23   00:00:01  390kN
11...0-0 12.Bf4 Ng6 13.Qd2 f5 14.Bg5
  =  (0.06)   Depth: 10/31   00:00:01  426kN
11...0-0 12.Bf4 Ng6 13.Qd2 Nce7 14.Rfe1 h6 15.Qe3 Rac8 16.Rec1
  =  (-0.06)   Depth: 10/31   00:00:02  538kN
11...0-0 12.Bg5 Nf5 13.dxc5 Nxe5 14.Bxf5 exf5 15.Be7 Nxf3+ 16.Qxf3 Rfc8 17.Bh4
  =  (-0.09)   Depth: 11/32   00:00:04  1144kN
11...0-0 12.Ba3 Rfe8 13.Re1 Na5 14.Qd2 h6 15.Rec1 Nac6 16.Qg5 hxg5 17.Bh7+ Kxh7
  =  (-0.09)   Depth: 12/34   00:00:18  5134kN
11...0-0 12.Ba3 Na5 13.Ng5 h6 14.Nh7 Rfb8 15.Qg4 Nf5 16.Nf6+ Kh8 17.Nxd7 Qd6
18.exd6
  =  (0.01)   Depth: 13/36   00:00:24  6722kN
11...0-0 12.Ba3 Na5 13.Ng5 h6 14.Nh7 Rfb8 15.Qg4 Kh8 16.Qh5 Kg8 17.Qg4 Kh8
18.Qh5 Kg8 19.Qg4 Kh8
  =  (0.00)   Depth: 14/37   00:00:36  10526kN
11...0-0 12.Ba3 Na5 13.Ng5 h6 14.Nh7 Rfb8 15.Qg4 Kh8 16.Qh5 Kg8 17.Qg4 Kh8
18.Qh5 Kg8 19.Qg4 Kh8
  =  (0.00)   Depth: 15/36   00:00:53  15467kN
11...0-0 12.Ba3 Na5 13.Ng5 h6 14.Nh7 Rfb8 15.Qg4 Kh8 16.Qh5 Kg8 17.Qg4 Kh8
18.Qh5 Kg8 19.Qg4 Kh8
  =  (0.00)   Depth: 16/39   00:01:23  24679kN
11...0-0 12.Ng5 h6 13.Nh7 Rfc8 14.Nf6+ Kf8 15.Qh5 Nxe5 16.Qxe5 gxf6 17.Qxf6 Qf4
18.Bxf4 Bxa4 19.Rxa4
  =  (0.25)   Depth: 17/42   00:03:05  55761kN
11...0-0 12.Ng5 g6 13.Qg4 Nf5 14.Bxf5 exf5 15.Qh4 h5 16.Nf3 Rfe8 17.Qg5 cxd4
18.cxd4 Nb4 19.Qh6 Nxc2 20.Ng5 Bb5
  ²  (0.52)   Depth: 17/42   00:04:07  74754kN
11...Rb8 12.Ba3 Na5 13.c4 dxc4 14.Be4 Bxa4 15.dxc5 bxc5 16.Bxc5 Qxc5 17.Qd8+
Rxd8
  ²  (0.51)   Depth: 17/42   00:04:37  83407kN
11...Rb8 12.Ba3 Na5 13.c4 dxc4 14.Be4 Bxa4 15.dxc5 bxc5 16.Bxc5 Qxc5 17.Qd8+
Rxd8
  =  (0.16)   Depth: 17/42   00:05:20  96167kN
11...Rb8 12.Ba3 Na5 13.Ng5 h6 14.Qh5 g6 15.Qh4 Nf5 16.Bxf5 hxg5 17.Qxh8+ Ke7
18.Bxc5+ Qxc5 19.dxc5 gxf5 20.Qxb8
  =  (0.16)   Depth: 17/42   00:05:39  101664kN
11...Rb8 12.Ba3 Na5 13.Ng5 h6 14.Qh5 g6 15.Qh4 Nf5 16.Bxf5 gxf5 17.Qh5 Bc8
18.dxc5 Qe7 19.f4
  ²  (0.26)   Depth: 18/44   00:08:50  158070kN
11...Rc8 12.Qd2 h6 13.Qf4 Nf5 14.Ba3 Na5 15.Bxf5 exf5 16.dxc5 bxc5 17.Rfd1 Be6
18.Qe3
  =  (0.25)   Depth: 18/44   00:09:43  173766kN

Ruffian has also problem in this.

Jouni

What does this have to do with ELO 2800? Harald Faber 00:32:07 02/20/04
- Re: What does this have to do with ELO 2800? Jouni Uski 05:30:53 02/20/04
  - ELO mixing Harald Faber 09:05:02 02/20/04
- Re: What does this have to do with ELO 2800? martin fierz 01:46:27 02/20/04
Re: Is this 2800 level play? George Tsavdaris 11:03:56 02/19/04
Re: Is this 2800 level play? John Merlino 10:15:44 02/19/04
Re: Is this 2800 level play? Igor Gorelikov 08:22:15 02/19/04
- Re: Is this 2800 level play? martin fierz 09:02:12 02/19/04
  - Re: Is this 2800 level play? Thorsten Czub 10:28:54 02/19/04
    - Re: Is this 2800 level play? martin fierz 04:18:13 02/20/04
    - Re: Is this 2800 level play? Uri Blass 10:31:23 02/19/04
      - Re: Is this 2800 level play? Uri Blass 10:38:37 02/19/04
        
        Re: Is this 2800 level play? Thorsten Czub 10:54:18 02/19/04
        
        Re: Is this 2800 level play? Uri Blass 11:16:25 02/19/04
  - Re: Is this 2800 level play? Uri Blass 10:15:30 02/19/04
    - Re: Is this 2800 level play? martin fierz 15:17:58 02/19/04
    - Re: Is this 2800 level play? Uri Blass 10:26:35 02/19/04
Re: Is this 2800 level play? Uri Blass 08:16:52 02/19/04

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Last modified: Thu, 15 Apr 21 08:11:13 -0700

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