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Subject: Re: I still can't find the answer - Mate in 23

Author: Martin Baumung

Date: 02:34:20 02/19/05

Go up one level in this thread


On February 19, 2005 at 04:11:29, F. Huber wrote:

>On February 18, 2005 at 23:23:05, Alan McCracken wrote:
>
>>On February 18, 2005 at 22:27:12, Vaclav Visnadjek wrote:
>>
>>Maybe your programs can find the solution, or you already know this one.
>>Nenad Petrovic, Die Schwalbe 1978.
>>[D]8/p5pP/P2r2p1/n1p3p1/P1P3P1/5P2/NP2p1pN/K3Bbrk w - -
>
>Here“s the mainline from Gustav 3.0:
>
>1.h7-h8T Td6-d1 2.Sa2-c1 Sa5-b3 3.Ka1-b1 Td1-c1 4.Kb1-a2 Tc1-a1 5.Ka2-b3 Ta1-a3
>6.Kb3-c2 Ta3-c3 7.Kc2-d2 Tc3-d3 8.Kd2-c1 Td3-d1 9.Kc1-c2 Td1-d2 10.Kc2-b3 Td2-b2
>11.Kb3-c3 Tb2-b3 12.Kc3-d2 Tb3-d3 13.Kd2-c1 Td3-d1 14.Kc1-b2 Td1-b1 15.Kb2-c2
>Tb1-b2 16.Kc2-d3 Tb2-b3 17.Kd3-e4 Tb3-e3 18.Ke4-d5 Te3-d3 19.Kd5-c6 Td3-d6
>20.Kc6-b7 Td6-b6 21.Kb7-a8 Tb6-b8 22.Th8-b8 Kh1-h2 23.Tb8-h8#

and here's ChestUCI's :-)

[Event "Die Schwalbe"]
[Site ""]
[Date "1978.??.??"]
[Round "55"]
[White "Nenad Petrović"]
[Black "#23"]
[Result "1-0"]
[PlyCount "45"]
[FEN "8/p5pP/P2r2p1/n1p3p1/P1P3P1/5P2/NP2p1pN/K3Bbrk w - - 0 1"]

{Optimale Chest Parameter: C0/K2/P2/X17 (t=672.33s)}
1.h8=R Rd1+ 2.Nc1 Nb3+ 3.Kb1 Rxc1+ 4.Ka2 Ra1+ 5.Kxb3 Ra3+ 6.Kc2 Rc3+ 7.Kd2
Rd3+ 8.Kc1 Rd1+ 9.Kc2 Rd2+ 10.Kb3 Rxb2+ 11.Kc3 Rb3+ 12.Kd2 Rd3+ 13.Kc1
Rd1+ 14.Kb2 Rb1+ 15.Kc2 Rb2+ 16.Kd3 Rb3+ 17.Ke4 Re3+ 18.Kd5 Rd3+ 19.Kc6
Rd6+ 20.Kb7 Rb6+ 21.Ka8 Rb8+ 22.Rxb8 Kxh2 23.Rh8#
    {Matt}
1-0


Cheers,

Martin




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