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Subject: Re: Another way of looking at this would be......................

Author: Jorge Pichard

Date: 11:04:50 05/09/03

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On May 09, 2003 at 13:55:55, Jorge Pichard wrote:

>On May 09, 2003 at 10:12:40, Drexel,Michael wrote:
>
>>[D] rnbqkb1r/pp1np1pp/4p3/2pp4/3P4/2N5/PPP2PPP/R1BQKBNR w KQkq c6 0 5
>>
>>What do your programs think about this well known position?
>>Shredder and Fritz 8 clearly favour white here. for example :
>>
>>Analysis by Shredder 7.04:
>>
>>6.Nf3 g6 7.Ng5 Nf6 8.Bb5+ Nc6 9.0-0 Bg7 10.Re1 e5 11.Bxc6+ Qd7
>>  ±  (0.91)   Depth: 10/10   00:00:00  6kN
>>6.Nf3 g6 7.Ng5 Nf6 8.Bb5+ Nc6 9.0-0 Bg7 10.Re1 e5 11.Bxc6+ Qd7
>>  ±  (0.91)   Depth: 11/11   00:00:00  16kN
>>6.Nf3 g6 7.Ng5 cxd4 8.Bb5 Nc6 9.Nxe6 Qa5 10.Nxf8 dxc3 11.Qxd5
>>  ±  (0.83)   Depth: 12/28   00:00:04  1435kN
>>6.dxc5
>>  ±  (0.85)   Depth: 12/28   00:00:05  1435kN
>>6.dxc5
>>  ±  (0.85)   Depth: 12/28   00:00:05  1503kN
>>6.dxc5 g6 7.Qd4 Nf6 8.Nf3 Nc6 9.Nxd5 Nxd4 10.Bb5+
>>  ±  (0.93)   Depth: 13/30   00:00:24  8276kN
>>6.dxc5 g6 7.Qd4 Nf6 8.Nf3 Bg7 9.Bb5+ Bd7 10.0-0 0-0 11.Bxd7
>>  ±  (0.90)   Depth: 14/30   00:00:51  16690kN
>>6.dxc5 g6 7.Qd4 Nf6 8.Bg5 Nc6 9.Bb5 h6 10.Bf4 g5 11.Be5 Bg7 12.Bxc6+ bxc6 13.Qf4
>>  ±  (0.88)   Depth: 15/31   00:01:44  35928kN
>>
>>Looks like there is a clear advantage for white. White is a pawn down and the
>>evaluation is almost +1.0.
>>
>>However strong Chessplayers clearly seem to favour black here. Here are the
>>highest rated Chessplayers who played this position in the last 6 years. All
>>played with black pieces. All games ended 0-1:
>>
>>[Event "Santos Mario Covas 1st"]
>>[Site "Santos"]
>>[Date "2001.01.29"]
>>[Round "3"]
>>[White "Benares de sa Leitao, Ricardo"]
>>[Black "Milos, Gilberto"]
>>[Result "0-1"]
>>[ECO "B02"]
>>[WhiteElo "2276"]
>>[BlackElo "2608"]
>>[PlyCount "60"]
>>
>
>Just my two cents if Milos with a 2608 had White against Benares with Black
>which is a 300+ plus difference in rating and Benares wins than the case would
>be open for discussion. In this case the stronger player simply outplayed the
>weaker player.

PS: Another way of looking at this would be if you give Black to a computer
rated 2600 and White to another computer rated 2276. Who do you think will win?
An opening advantage could only help a human or computer with a rating
difference of no more than 50 points.

Jorge



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