Author: Will Singleton
Date: 12:46:14 03/01/99
Go up one level in this thread
On March 01, 1999 at 12:28:07, Bruce Moreland wrote: > >On March 01, 1999 at 05:50:44, Peter McKenzie wrote: > >>On March 01, 1999 at 04:48:28, Will Singleton wrote: >> >>>u2600 Position of the Week >>>-------------------------- >>> >>>5R2/8/8/4rp2/3r4/5k2/2B1p2P/2K1R3 w - - >>>ArasanX Amateur, 0-1, 1999.02.27, fics >>> >>>In this position, White played 78. Rg8 and lost. Could your >>>program avoid that move within 10 seconds or so? The game might be >>>lost in any event (not sure); there is still some play left. >> >>Rxf5 Rxf5 Bxf5 Kf2 Rxe2 is a dead draw (even without the pawn on h2) - the white >>king is in the correct corner to easily draw this ending. Just play the king to >>a1, and oscillate the bishop between b1 and a2 :-) >> >>It takes LambChop 28sec to lock onto Rxf5 (at depth 8) using a P133 searching >>about 20K nps. >> >>Peter > >Yes, R vs B knowledge helps with this. 1. Rxf5 is a draw. > >bruce Well, that's an unexpected result. I ran this on Hiarcs, and after the continuation (as above), it still has white down well over a pawn. So that begs the question, does Lambchop or Ferret actually see that the position is drawn? Can a tablebase tell you that? Will
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.