Author: leonid
Date: 16:35:23 11/13/01
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On November 13, 2001 at 15:01:29, Paul wrote: >On November 13, 2001 at 07:30:56, leonid wrote: > >>[D]2qkq3/1rqpqQ2/Qn3nQ1/QN3Nq1/qb3BQ1/QP3qQ1/Pr3pB1/Rb3KR1 w - - >> >>Please indicate your result. >> >>Thanks, >>Leonid. > >Hi Leonid, Hi, Paul! >Pretz says (p3/933): > >00:33 WM11 11 Bxc7+ Qxc7 Qa8+ Nxa8 Qxa8+ Qxa8 Qxa8+ Qc8 Qxe8+ Nxe8 Qxe8+ Kxe8 >Qxc8+ Kf7 Nh6+ Kg7 Qxg5+ Qxg5 Qxg5+ Bg6 Qg8# Nice result! It is mate in 11. I went 11 moves by selective and later also 10 moves by brute force to be sure that it is mate in 11. >Chest is just as fast as mine on this one! ... and confirms the mate in 11, with >2 possible keymoves: Bxc7+ and Qxe8+. > >Chest's pv: Bxc7+ Qxc7 Qxe8+ Qxe8 Qa8+ Nxa8 Qxa8+ Qxa8 Qxa8+ Qc8 Qa5+ Bxa5 Qxe8+ >Kxe8 Qe5+ Kf8 Qe7+ Kg8 Qxg5+ Kh8 Qgg7# By curiosity I looked into Chest search by brute force without hash. Was amused by seeing how much our branching factor (with exception of one between move 5 and 6) was close. Cheers, Leonid. >Brrrrrrrrrr, >Paul
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