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Subject: Re: A position recently posted... what is the real answer? Very compelling..

Author: Paulo Soares

Date: 01:02:30 09/11/99

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On September 11, 1999 at 02:17:14, Dann Corbit wrote:

>Concerning this position:
>8/8/8/1k3p2/p1p1pPp1/PpPpP1Pp/1P1P3P/QNK2NRR w - -
>
>If white moves the king -- so what?  The pawn wall prevents anything except
>useless dancing.  If he offers the rook I would *definitely* refuse to capture
>if I were black.  The only piece I would take is the queen.
>
>What is the *real* answer to this puzzle supposed to be?
>
>A mate analyzer has already proven there is no mate out to 32 ply.
>
>I am running crafty for a long interval also.  However, I think the moves crafty
>has suggested so far would not actually be played that way by a human.
>
>Opinions?

Howard Exner showed a beatifull winning line for this position, I make more
moves for you understand better the winning line.
As you can see, the mate is very deepesth.

1. Kd1 Kb6 2. Rg2 Kc6 3. Re2 Kb6 4. Rg1 Kc6 5. Rgg2 Kb6 6. Ke1 Ka6 7. Kf2 Kb6
8. Re1 Ka6 9. Rc1 Kb6 10. Ke1 Ka6 11. Re2 Kb6 12. Kd1 Ka6 13. Re1 Kb6 14. Rc2
Ka6 15. Kc1 Kb6 16. Qa2 bxa2 (16... Kc6 17. Qxb3 cxb3 18. c4 bxc2 (18... dxc2
19. d4 {+-}) (18... Kc7 19. Rc3 {+-}) 19. Nc3 {+-}) 17. b4 dxc2 18. Kb2 axb1=Q+
19. Rxb1 cxb1=Q+ 20. Kxb1 Kc6 21. d3 exd3 (21... cxd3 22. Nd2 {+-}) 22. Nd2 Kd5
23. Kc1 Kd6 24. Nxc4+ {+-} *

Paulo



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