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Subject: Re: mate-in -11 (ChestUCI)

Author: F. Huber

Date: 08:21:04 11/28/04

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On November 27, 2004 at 17:51:53, Mike Byrne wrote:

>[d]r4r2/1q2ppk1/b1np2p1/6P1/4P3/1BNnBP2/PP1K4/R2Q3R w - - 0 25
...

Since so far all posted results of normal chess engines show only #12,
here“s a correct solution (#11) from ChestUCI:

ChestUCI Ver.3.7:
CPU: Celeron 400MHz
FEN: r4r2/1q2ppk1/b1np2p1/6P1/4P3/1BNnBP2/PP1K4/R2Q3R w - -
Search for 1. Special-Mate [C0/K3/P9/X49] in 11 ...  (Hash=64MB)
  11	12:34	  23.588.008	43.750	+M11	1.Th7+
Search completed ...  (Time=753.69s)
Mate in 11 found !  (12:33)
1.Rh7+ Kxh7 2.Qh1+ Kg8 3.Qh6 Qxb3 4.axb3 Nc1 5.Rxc1 Bf1 6.Nd5 f6
7.Qxg6+ Kh8 8.Rxf1 Ra1 9.Rxa1 Rf7 10.Rh1+ Rh7 11.Rxh7#
1. Solution  (Mate in 11)

Regards,
Franz.




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