Computer Chess Club Archives

Search

Messages

Subject: Re: Rybka's underpromotion bug prevents it to win easily!!!!!

Author: George Tsavdaris

Date: 10:36:03 02/26/06

Go up one level in this thread

On February 26, 2006 at 13:24:04, Peter Skinner wrote:

 In this position Rybka didn't play Qf4 winning easily but instead it went to a
rather unclear endgame with Qh3? .
[D]r2B2k1/2p2ppp/8/4Pq2/8/N1P2p2/1PB4P/3Q2bK b - - 0 24

The underpromotion is a factor as i said because Rybka can't see that after
24...Qf4 25.Kxg1 Qg4+ 26.Kf2 Qg2+ 27.Ke3 f2 28.Qd7 black has f1N+ winning!

• Vas' response to Rybka missing Qf4.... Mike Byrne 11:37:25 02/26/06
  • Re: Vas' response to Rybka missing Qf4.... John Merlino 11:50:33 02/26/06
• Re: Rybka's underpromotion bug prevents it to win easily!!!!! George Tsavdaris 10:39:37 02/26/06
  • Re: Rybka's underpromotion bug prevents it to win easily!!!!! James T. Walker 11:23:43 02/26/06

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.