Computer Chess Club Archives




Subject: Re: Mate to solve in two flavours.

Author: Paul

Date: 14:48:03 05/07/01

Go up one level in this thread

On May 07, 2001 at 16:23:20, leonid wrote:

>And how about solving mate in two variations? We will start with female side.
>Contain more esthetic and demand very gentle approach.
>[D]Qn1q1nQ1/1QNbNQ2/1qqkqq2/1QrqrQ2/1q1N1q2/3q4/B1RbR1B1/B2K2B1 w - -


Mate in 8 in half a minute ...

00:27 WM8 06 Ne8+ Qxe8 Nc8+ Qexc8 Qgxf8+ Qfe7 Q7xe6+ Rxe6 Rxe6+ Qxe6 Qxe6+ Bxe6
Qbxe7+ Ke5 Nxc6#

>Second is almost the same position but contain slight genetical modification. It
>expect from you more brute force in order to reach the same result.
>[D]Qn1q1nQ1/1QNbNQ2/1qqkqq2/1QrqrQ2/1q1N1q2/3q4/3b4/Q2K2Q1 w - -

Mate in 11 in half an hour, don't know the exact time, as the job ran in the
background, the solution looks a bit like the unlocking of a safe ... nice :):

29:57 WM11 09 Ne8+ Qxe8 Nc8+ Qexc8 Qgxf8+ Qfe7 Q7xe7+ Qxe7 Qaxb8+ Qbc7 Qgg6+ Re6
Q8xc7+ Q8xc7 Qxc7+ Qxc7 Qaa6+ Bc6 Qgxe6+ Qxe6 Qxe6#

>Both sexes are invited to look for solution!

hmmm ...



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