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Subject: Re: Show this position to your engine

Author: Mike Byrne

Date: 13:31:24 08/22/03

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On August 22, 2003 at 15:34:15, Christophe Theron wrote:

>On August 22, 2003 at 10:17:13, Mihaly Szalai wrote:
>
>>[D]8/3p1P2/3Pp3/2p1P2K/p1p3P1/PpP3p1/1P3pP1/6k1 w - - 0 1
>>
>>White wins, but...
>
>
>
>I must be very tired, but I don't understand.
>
>Seems that the solution is 1.f8=R instead of 1.f8=Q
>
>But what is the difference between
>  1.f8=R f1=Q 2.Rxf1 Kxf1
>and
>  1.f8=Q f1=Q 2.Qxf1 Kxf1  ???
>
>Explanations welcome (BTW Chess Tiger finds the solution after... some time, but
>does not tell me why :)
>
>
>
>    Christophe

You are tired , it's not 1. f8Q f1Q , it's  f8Q Kh2! and draw by stalemate will
soon follow.  So only f8R leads to victory.



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