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Subject: Re: Sometimes computers still aren't better than 2400's

Author: Marc van Hal

Date: 16:59:59 01/16/02

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On January 16, 2002 at 15:53:00, Joshua Lee wrote:

>If you turn off book and let any program of choice pick a move will they pick
>the correct one probably not in the opening and in the transition phase.
>
>
>Ivanov,A - Deep Thought
>r3kb1r/ppqnpppp/2p2n2/7b/2BP4/2N2N1P/PPPBQPP1/R3K2R w KQkq - 0 1
>
>Analysis by Crafty 18.13:
>
>10.0-0
>  +-  (1.50)   Depth: 1/13   00:00:00
>10.0-0 0-0-0
>  ²  (0.32)   Depth: 2/13   00:00:00
>10.Ne4 0-0-0
>  ²  (0.43)   Depth: 2/13   00:00:00
>10.g4 Bg6
>  ±  (0.94)   Depth: 2/13   00:00:00
>10.g4 Bg6 11.Bg5
>  ±  (1.16)   Depth: 3/13   00:00:00
>10.g4 Bg6 11.g5 Nd5
>  ±  (0.84)   Depth: 4/13   00:00:00
>10.g4 Bg6 11.g5 b5 12.Bb3
>  ±  (0.74)   Depth: 5/15   00:00:00
>10.g4 Bg6 11.Ne5 Qb6 12.Nxg6 hxg6 13.0-0-0 Qxd4
>  ²  (0.53)   Depth: 6/19   00:00:01  109kN
>10.Bd3 0-0-0 11.g4 Bg6 12.Bxg6 hxg6 13.0-0-0
>  ²  (0.55)   Depth: 6/19   00:00:02  347kN
>10.Bd3 Bxf3 11.Qxf3 0-0-0 12.0-0-0 Qd6 13.Qe3 e6
>  ²  (0.38)   Depth: 7/20   00:00:04  493kN
>10.0-0-0 Nb6 11.Bb3 0-0-0 12.g4 Bg6 13.Kb1
>  ²  (0.65)   Depth: 7/20   00:00:05  751kN
>10.g4 Bg6 11.g5 b5 12.Bb3 b4 13.gxf6 bxc3 14.Bxc3 Nxf6
>  ±  (0.71)   Depth: 7/20   00:00:05  885kN
>10.g4 Bg6 11.g5 Nd5 12.Nxd5 cxd5 13.Bxd5 Qxc2 14.Bxb7 Qxb2
>  ²  (0.68)   Depth: 8/25   00:00:09  1480kN
>10.g4 Bg6 11.g5 b5 12.Bb3 b4 13.gxf6 bxc3 14.Bxc3 Nxf6
>  ±  (0.71)   Depth: 9/27   00:00:20  4012kN
>10.g4 Bg6 11.g5 b5 12.Bb3 b4 13.gxf6 bxc3 14.Bxc3 Nxf6
>  ±  (0.71)   Depth: 10/27   00:00:39  8778kN
>10.g4 Bg6 11.Ne5 e6 12.Nxg6 hxg6 13.g5 Nh5 14.d5 cxd5 15.Nxd5 Qe5 16.Qxe5 Nxe5
>  ±  (0.84)   Depth: 11/31   00:01:53  27275kN
>10.g4 Bg6 11.g5 Nh5 12.Nh4 Rd8 13.Nxg6 hxg6 14.Qe3 b5 15.Be2 Qd6 16.Ne4
>  ±  (0.89)   Depth: 12/33   00:04:16  64031kN
>10.g4 Bg6 11.Ne5 Nxe5 12.dxe5 Nd5 13.Nxd5 cxd5 14.Bxd5 0-0-0 15.Bb3 e6 16.0-0-0
>Bd3 17.Qf3
>  ²  (0.57)   Depth: 13/38   00:09:34  146940kN
>10.g4 Bg6 11.Ne5 Nxe5 12.dxe5 Nd7 13.e6 fxe6 14.0-0-0 e5 15.Ne4 0-0-0 16.Be6 Kb8
>17.Qc4
>  ²  (0.58)   Depth: 14/40   00:35:54  553589kN
>10.g4 Bg6 11.Ne5 e6 12.Nxg6 hxg6 13.g5 Nh5 14.d5 cxd5 15.Nxd5 Qc6 16.0-0-0 b5
>17.Bb3 Nc5 18.Bc3 Nxb3+ 19.axb3
>  ²  (0.43)   Depth: 15/43   01:51:52  1746281kN
>10.g4 Bg6 11.Ne5 e6 12.Nxg6 hxg6 13.g5 Nh5 14.Qe4 Bb4 15.0-0-0 Qd8 16.Rhe1 Bxc3
>17.Bxc3 Qxg5+ 18.Kb1 Qf4 19.Qe2
>  ²  (0.42)   Depth: 16/46   08:00:05  7426567kN
>
>(Lee, Pensacola,FL 16.01.2002)
>
>this is only on a 500Mhz comp with 64MB for Hash
> 0-0-0 is the move to find
>
>If the quote en quote best program out there goes out of book it will likely get
>itself into a position sooner or later where it plays the wrong move for an
>example look at Nimzo98's win against Chess Tiger
>
>Nimzo 98 P200MMX (2426) - Chess Tiger 14.0 A1200 (2700) [A28]
>Schackdatormatch (6), 22.09.2001
>[Sandin, L]
>
> 192MB, Tiger.ctg. Athlon TB 1200 MHz
> 1.c4 e5 2.Nc3 Nf6 3.Nf3 Nc6 4.e3 Bb4 5.Qc2 0-0 6.Nd5 Re8 7.Qf5 d6 8.Nxf6+ gxf6
>9.Qh5 d5 10.Bd3 sista bokdraget 10...e4  -0.54/16  6:03  11.cxd5 Na5  -0.48/16
>6:50  12.Bc2 exf3  0.42/16  31:14  13.gxf3 f5  0.46/14  2:29  14.Rg1+ Kh8
>1.34/16  3:52  15.Rg4 Be7  1.64/15  5:25  16.b4 Bf6  1.68/14  7:12  17.Rb1 Qxd5
>1.82/13  3:05  18.bxa5 Rg8  2.10/14  40  19.Rb5 Qc6  2.22/14  3:46  20.Qxf7 Bd7
>2.56/17  11:03  21.Rd5 Rgf8  2.32/17  2:43  22.Qxd7 Qxd7  3.16/17  2:52  23.Rxd7
>fxg4  3.82/17  10:31  24.Ba3 Rfe8  3.12/16  1:13  25.Rxh7+ Kg8  3.30/17  0
>26.fxg4 Re5  3.78/16  0  27.a6 bxa6  4.52/17  9:07  28.Rxc7 Ra5  4.94/15  54
>29.Bd6 Rd8  4.58/15  4:42  30.Bb3+ Kh8  4.92/16  33  31.Bg3 Be5  5.64/18  0
>32.Bxe5+ Rxe5  6.92/17  0  33.f4 Ree8  6.78/17  0  34.f5 Rc8  6.02/14  1:04
>35.Rxa7 Ra8  6.50/16  0  36.Rxa8 Rxa8  7.66/17  0  37.g5 Kg7  7.50/16  54
>38.Kf2 Rd8  7.56/15  1:10  39.d4 Rh8  9.04/15  0  40.Kg3 Rc8  11.66/15  0  41.h4
>Rc1  18.39/16  18:20  42.h5 Rg1+  18.44/14  0  43.Kf4 Rg2  19.54/13  0  44.f6+
>Kf8  22.52/13  30  45.h6 Ke8  28.62/13  2:33  46.h7 Rh2  29.60/12  1:42  47.g6
>Rh4+  42.10/12  42  48.Kg3 Rh6  #9/12  2:45  49.g7 Rg6+  #8/13  5  50.Kf4 Kd7
>#7/13  47  51.g8Q Rxf6+  #6/12  39  52.Ke5 Rh6  #5/12  2  53.Qg7+ Kc6  #4/12  0
>54.Qxh6+ Kd7  #3/10  1:24  55.Qd6+ Kc8  #2/8  5  56.h8Q+ Kb7  #1/43  0  57.Qhb8#
>1-0
>
>What i would like to know is when are programs going to not need an opening
>book. The book didn't help chess tiger this game nor did having a huge speed
>advantage i think for Black to realize he has made a mistake and will lose
>requires a computer that runs over 5 ghz or faster??

You should not forget that Kasparov also did not win all his simultanious games
against much lower rated players.
Or look at the chessbooks about midle games you many times see NN versus a
strong grandmaster
where NN made the strong move.
The only weaknes to my point of vieuw from programs is not as much in there tac
tics

(Though al programs still have some difecultys with the horizon.
Of wich I have the feeling this is because of some mistake in the way of
programming.)

but what is a clear advantage what is a slide advantage and what is an unclear
game And what is the form of the advantage
And how to play in these diferent type of positions
A human bases his plans on this
if he has to play attacking or defensive
on the queenside or on the kingside trying to change of pieces or trying to keep
the pieces on the board
at once execute an atack  or waiting for a better time to do it or perhaps not
at all.
Like I already said before perhaps Eduard Gufelds book
Exploiting small advantage can bring some new inspiration and/or ideas.
OK I now this is easier said but
I have trust it can be done.

Regards Marc van Hal



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