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Subject: Re: a nunn match(1000 seconds per move) Fritz5 - Junior4.6

Author: blass uri

Date: 03:12:09 05/07/98

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On May 07, 1998 at 04:55:06, blass uri wrote:

I use PentiumMMX  200 Mhz in the games.
 >after the moves
>1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6
>6.Bc4 e6 7.Be3 a6 8.Qe2 Qc7 9.0-0-0 Be7 10.Bb3 0-0
>Junior prefer to play at depth 15-18 Nxc6(at depth13 it prefer g4
>and at depth 14 f4).

Junior do this mistake also at depth 19 after some hours
evaluating the position as 0.00 and expecting Qxc6?

>
>it is strange that Junior does mistake only if it has a lot of time
>in this position.
>David Levy wrote about this move in similiar positions that it is
>a typical computer error.
>the computer is "thinking" something like this:"if I play
>Nxc6 and the opponent take with the b-pawn it(he,she) has
>an isolated a-pawns and this is the reason it is good for white.
>Junior lose this game after
>11.Nxc6 0.05/17              bxc6 -0.13/12
>12.f4 0.02/17                   d5-0.06/13
>13.e5 -0.05/15 (Qf3)        Nd7 -0.34/13
>14.Ne4  -0.13/17             Rb8 -0.31/14 (a5)

it should be 14.Na4.

>15.c3     -0.08/17             f6   -0.25/13
>16.exf6   -0.15/16            Nxf6 -0.34/13
>17.Rhe1  -0.11/16            Bd7   -0.42/12(e5)
>18.Kb1    -0.29/15(Nc5)    c5 -0.84/12
>19.c4    -0.54/14                Rb4 -0.84/13
>20.Bd2 -0.70/16                 Rxa4 -0.97/14
>21.Rxa4 -0.92/17               Bxa4 -1.06/13

of course 21.Bxa4

>22.Qxe6+ -0.91/15             Kh8 -0.94/14(Rf7)
>and black gave white checkmate at move 62
>
>Of course Junior can win fritz in other games
>Junior probably win the first game with white because fritz
>do mistake in its first move (it play Rb8 instead of Ne7)
>and Junior has a clear adventage after 15.Nab4



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