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Subject: Re: Why did Karpov resigned in this position?

Author: chandler yergin

Date: 09:16:52 04/22/05

Go up one level in this thread


On April 22, 2005 at 12:01:09, Mihaly Szalai wrote:

>On April 22, 2005 at 09:29:13, Andrey Popov wrote:
>
>>This is the last position of the last game of Kasparov-Karpov match.
>>If Karpov (Black) reaches a draw, he wins the match.
>>Of course, White has a huge advantage.
>>However, I do not see any way to win.
>>5n1k/5Q2/4p1p1/2q1P2p/7P/6P1/5PK1/3B4 b - - 0 64
>>[D]5n1k/5Q2/4p1p1/2q1P2p/7P/6P1/5PK1/3B4 b - - 0 64
>>Why did Karpov resigned?
>>Can anybody see a series of White's moves leading to win after Qc5-b4?
>>Engines quickly go to score about +3.00 and stick on it forever.
>
>According to Kasparov this is the winning line:
>
>64... Qb4 65. Bf3 Qc5 66. Be4 Qb4 67. f3 Qd2+ 68. Kh3 Qh6 (68... Qb4 69. Bxg6
>Nxg6 70. Qxg6 Qxh4+ 71. Kg2) 69. f4 Qg7 70. Qxg7+ Kxg7 71. Bc6+-
>
>and we can agree with him:
>
>71... Kf7 72. Kg2 Ke7 73. Kf3 Nh7 (73... Kd8 74. Ke4 Kc7 75. Be8 Kd8 76. Ba4 Kc7
>77. Kd4) 74. Ke4 Nf8 75. Kd4 Kd8 (75... Nh7 76. Kc5 Nf8 77. Bb5 Nh7 78. Kc6 Nf8
>79. Bd3) 76. Kc5 Kc7 77. Be4 etc.


Neither of you took the line to Mate!

The +-  & etc.. is not convincing!

What engine can 'demonstate' a Mate?

The PV evals are static positional values, and meaningless unless a Mate
is found.




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