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Subject: Re: A critical line

Author: Howard Exner

Date: 11:55:09 03/01/00

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On March 01, 2000 at 09:56:36, Martin wrote:

>
>Hello Bernhard,
>
>>
>>Hallo Martin,
>>your analysis is much better than mine, which only showed an idea.
>>However, after your 8...Bg4 white is completely lost. I think your "-+" showes
>>that you are of the same opinion.
>
>Yes, of course. :)
>
>>By "easy win" I mean no combination, nothing special, simply go to the queen
>>side, win the white bishop and queen a pawn. White my try to complicate, but
>>whithout any hope.
>
>Apparantly I misunderstood you. The problem for the programs is that they have
>to calculate quite deep in order to see that the bishop is lost. And grabbing
>material (their favourite hobby) leads to nothing here. This is sometimes even
>for humans a dangerous bait...
>
>>Crafty with modified extensions gives the following lines:
>>
>>               21->   7:01   1.67   1. ... Kf5 2. c4 dxc4 3. d5 Bf1 4.
>>                                    Kh2 Be2 5. d6 Ke6 6. f4 Bg4 7. Be5
>>                                    c3 8. Bxc3 Kxd6 9. Kg3 Kd5 10. Ba1
>>                                    Bf5 11. Kh2 Ke4
>>               22    11:53     ++   1. ... Kf5!!
>>               22    18:48   2.50   1. ... Kf5 2. c4 dxc4 3. d5 Bh1 4.
>>                                    d6 Ke6 5. Kxh3 Bxf3 6. Bh8 Kxd6 7.
>>                                    Kg3 Be2 8. Kf4 Kd5 9. Bc3 Bd3 <HT>
>>               22->  20:38   2.50   1. ... Kf5 2. c4 dxc4 3. d5 Bh1 4.
>>                                    d6 Ke6 5. Kxh3 Bxf3 6. Bh8 Kxd6 7.
>>                                    Kg3 Be2 8. Kf4 Kd5 9. Bc3 Bd3 <HT>


The move 4. Bh8 might give black more troubles instesd of d6. If black now tries
h2 then Kxh2
looks like it holds on with Martin's theme of getting the black king back to the
queenside just in time.

>>
>>So Crafty sees the loss after 1...Kf5 and gives a pawn by 2. c4
>
>It is surprising for me that it finds c4. However, it doesn't really understand
>the position (Bh1, Ke6 in the analysis; the same as Hiarcs 7.32) but plays the
>correct move.
>
>Martin
>
>>
>>Kind regards
>>Bernhard



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