Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Averbakh - Spassky, Leningrad 1956

Author: Dann Corbit

Date: 22:47:31 10/24/03

Go up one level in this thread


On October 24, 2003 at 15:51:05, Darren Rushton wrote:

>[D] rnq2rk1/1pn3bp/p2p2p1/2pPp1PP/P1P1Pp2/2N2N2/1P1B1P2/R2QK2R b KQ - 0 16
>
>16...Nc6!!
>
>About his #1 greatest move, Spassky wrote: I have played 16...Nc6 because I did
>not see any other practical resources because my position was so passive. I was
>very surprised that Yuri Averbakh was thinking (for) about 1 hour (!!). I
>considered that after 17.dxc6 bxc6 18.h6! Bh8 White would have two pieces up and
>they could manage the win very easy.
>
>Mark Taimanov: "I would rather resign the game than to make such a move..."

AMD Athlon, 950 MHz:

E:\programme\winboard\Arena\Engines\Ruffian>Ruffian_105.exe -h 300M -T \draw.epd
-t 999 =p 99
Hash size 314572800
Ruffian 1.0.5
feature done=0
Loading configuration: ruffian.cfg
Logfile: Fri Oct 24 22:29:32 2003
Total hash size 300M
Initializing tablebases: e:/programme/winboard/nalimov
Testing \draw.epd, 999 seconds, extra ply 3
Testing:    Solution: Nc6

rnq2rk1/1pn3bp/p2p2p1/2pPp1PP/P1P1Pp2/2N2N2/1P1B1P2/R2QK2R b KQ -
  Depth   Time  Score    Best line
   8-->   1.04  -0.71    ... gxh5 Rh4 Nd7 Qb3 Rb8 Rxh5 Qe8 Rh1
   9/20   2.53  -1.04    ... gxh5 Rxh5 Qg4 Rh4 Qg2 Qe2 Ne8 O-O-O b5 Rdh1 bxc4
   9/20   2.72   x.xx    ... Qg4
   9/20   2.98  -0.94    ... Qg4 hxg6 hxg6 Qe2 Nd7 O-O-O Nb6 Rdg1 Qd7 Nh4
   9-->   3.50  -0.94    ... Qg4 hxg6 hxg6 Qe2 Nd7 O-O-O Nb6 Rdg1 Qd7 Nh4
  10/20   4.19  -1.03    ... Qg4 hxg6 hxg6 Qe2 Nd7 O-O-O Nb6 a5 Nc8 Qd3 Ne7
  10-->   6.99  -1.03    ... Qg4 hxg6 hxg6 Qe2 Nd7 O-O-O Nb6 a5 Nc8 Qd3 Ne7
  11/23   8.68  -1.35    ... Qg4 hxg6 hxg6 Qe2 b6 O-O-O b5 Rdg1 Qd7 axb5 axb5
                         cxb5
  11/23   8.95   x.xx    ... gxh5
  11/24  12.61  -1.09    ... gxh5 Rxh5 Qg4 Rh4 Qg2 Qe2 b5 Rh2 Qg4 axb5 Nd7
                         Qd3 axb5 Rxa8 Rxa8 cxb5
  11-->  19.67  -1.09    ... gxh5 Rxh5 Qg4 Rh4 Qg2 Qe2 b5 Rh2 Qg4 axb5 Nd7
                         Qd3 axb5 Rxa8 Rxa8 cxb5
  12/29  42.27  -1.41    ... gxh5 Rxh5 Re8 Qe2 Qg4 Rh4 Qd7 O-O-O b5 axb5 axb5
                         Rdh1 Ra1+ Nb1
  12/29  43.56   x.xx    ... Qg4
  12/29  48.28  -1.21    ... Qg4 hxg6 hxg6 Qe2 Rd8 O-O-O Kf8 Rh7 Qd7 Qd3 Ke8
                         Rdh1 b6
  12-->  56.78  -1.21    ... Qg4 hxg6 hxg6 Qe2 Rd8 O-O-O Kf8 Rh7 Qd7 Qd3 Ke8
                         Rdh1 b6
  13/30   1:04  -1.25    ... Qg4 hxg6 hxg6 Qe2 Rd8 O-O-O Kf8 Rh7 Qd7 Qd3 Ke8
                         Rdh1 b6 Kb1
  13-->   1:39  -1.25    ... Qg4 hxg6 hxg6 Qe2 Rd8 O-O-O Kf8 Rh7 Qd7 Qd3 Ke8
                         Rdh1 b6 Kb1
  14/31   2:06  -1.51    ... Qg4 hxg6 hxg6 Rh4 Qc8 Qb3 Rf7 O-O-O Kf8 Rhh1
                         Qg4 Nh4 Qxg5 Rdg1 Qf6
  14/36   2:41   x.xx    ... gxh5
  14/36   3:18  -1.48    ... gxh5 Rxh5 Qe8 Rh2 Qg6 Qe2 Nd7 O-O-O b5 Rdh1 bxc4
                         Rxh7 Qxh7 Rxh7 Kxh7 Qxc4
  14/36   5:00   x.xx    ... Qd8
  14/36   6:35   x.xx    ... Kf7
  14/36   8:49  -1.38    ... Kf7 Nh4 Rh8 Qf3 Nd7 O-O-O b5 hxg6+ hxg6 axb5
                         axb5 cxb5 Qb7 Qg4 Ra1+ Kc2 Rxd1 Kxd1 Nxb5
  14-->   8:52  -1.38    ... Kf7 Nh4 Rh8 Qf3 Nd7 O-O-O b5 hxg6+ hxg6 axb5
                         axb5 cxb5 Qb7 Qg4 Ra1+ Kc2 Rxd1 Kxd1 Nxb5
  15...   8:52   1/29    Kf7

Time: 16:39, cpu 92.42%, nodes 499651815, nps 500131
Hash: 128M, used 99%, hits 26%
EGTB: probs 0, hits 0

Best move: Kf7 (-1.38)  Not solved (0/1)

Testing: test 2   Solution: Kxg3

3b4/3P4/2P4p/5p2/K7/2P3P1/7k/8 b - -
  Depth   Time  Score    Best line


Time: 0.01, cpu 0.00%, nodes 993, nps 99300
Hash: 128M, used 0%, hits 14%
EGTB: probs 0, hits 0

Best move: Kxg3 (1.05)  Solved (1/2)

Time: 16:45, Average: 8:19, Nodes: 499652808, nps: 496900
Summery: 1/2



This page took 0 seconds to execute

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

Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.