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Subject: Re: McShane-Johannessen Malmo 2003 (1/2-1/2)

Author: Gerd Isenberg

Date: 13:07:10 08/05/03

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On August 05, 2003 at 15:29:45, Heiner Marxen wrote:

>On August 05, 2003 at 13:35:29, Gerd Isenberg wrote:
>
>>On August 05, 2003 at 10:45:15, Martin Andersen wrote:
>>
>>>A critical position is :
>>>
>>>[D]3r2rk/pp2bpp1/q1p1p2p/3nP2N/2P3QP/3R4/PP1B1PP1/1K5R w
>>>
>>>Here there are several candidate moves,
>>>Rg3, Bg5, Rf3 and Rc1 as played by McShane.
>>>After 21.Rc1 and 21...Nd3 !? Black got the upper hand.
>>>
>>>Crafty 19.3 suggests 21.Rg3 with a big plus, but it
>>>seems unclear after 21...Nb4 22.Bxb4 Bxb4
>>>Hardware: Athlon 2400+.
>>>
>>>Other analyzes ?
>>>
>>>Martin.
>>
>>Hi Martin,
>>
>>IsiChess (XP2.8+) favours 21.Rg3 too after 30 secs at depth 9 with +1.7.
>>Fail low after 2:48 with +1.28 with the line you mentioned.
>>After 11:18 it came with 21.Rf3 with +1.74 score and the following PV:
>>
>>21.Rf3 f5 22.exf6 Nxf6 23.Nxf6 Bxf6 24.Bg5 Rdf8
>>25.Bxf6 Rxf6 26.Rxf6 gxf6 27.Qxf6
>
>Huh?  27.Qxf6 is not possible in this position:
>[D]6rk/pp6/q1p1pp1p/8/2P3QP/8/PP3PP1/1K5R w - -
>Did you mean 27.Qxe6 ?  Otherwise you may have a bug...

Yes, Qxe6. Sorry still no clipboard ;-(

>
>Cheers,
>Heiner



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