Author: Jeremiah Penery
Date: 12:23:27 05/03/99
Go up one level in this thread
On May 01, 1999 at 20:15:54, Francis Monkman wrote: >During a game with Genius4 in 95, the following position arose >after 17 moves by each side: > >White: Pa2,b2,c4,e5,f4,g2,h2 Ng3,g5 Bc1 Ra1,f1 Qe2 Kh1 >Black: Pa7,b7,c6,e6,f7,g7,h6 Na6,b6 (!) Bc5 Ra8,f8 Qe7 Kg8 > >White was pleased to find the continuation: > >18 f5! hxg5 >19 f6 gxf6 >20 Ne4 Rfd8 >21 Nxf6+ Qxf6 >22 Rxf6 Nd7 >23 Bxg5 Nxf6 >24 Bxf6 Kf8 >25 Qh5 Ke8 >26 Rf1 resigns > >It would seem obvious that White is winning within a 9-ply search, >so why doesn't any program find it? (You're of course welcome to >see for yourself of it's 'legal', but I can't find any get-out for Black.) Well, I tried one of my modified Crafties on it as you asked :), and it was not found in a 14 ply search. (3 hours?) It liked N5e4 with a score of about +0.5. I will try again with my next version, because I think I may have messed up the king safety scoring (again :). Jeremiah
This page took 0 seconds to execute
Last modified: Thu, 15 Apr 21 08:11:13 -0700
Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.