Author: Paulo Soares
Date: 17:21:49 05/30/99
Go up one level in this thread
On May 30, 1999 at 19:31:02, Anatoli wrote: >Hi ! >Yeasterday I got in an interesting situation when I wanted to show Fritz 5.32 in >action. One of my friends proposed a very easy task to solve. I said that Fritz >5.32 played at IG level and could solve most of the problems in seconds. But >then we gave Fritz 5.32 a well known task by P.Morphy, which we knew >since our childhood. >Here it is : >W. Kc8, Ra1, b6 >B. Ka8, Bb8, a7,b7 >Checkmate in 2. 1.Ra6 ba 2.b7X 1.Ra6.B--- 2.Rxa7X >Everybody knows this chess puzzle. I set up this position and smiled quite >loudly. Then I press the Watch button on the main tool bar and proposed >Fritz to Play. To my big confuse Fritz 5.32 gave 1.Kd7 !!!??? It didn't find >1.Ra6. Why ? I repeated this task many times but Fritz proposed only 1.Kd7. >Then I gave this position to all available engines and they solved it in 1 >sec.So, can anybody try this super difficult position on your computer ? Fritz >5.32 can checkmate now with a knight and a bishop. But will it be able to find >athis checkmate in 2 ? >Thanks >Anatoli It places in "Infinite Analyses", with two or more variants, Fritz5.32 will find Ra6 immediately. Stranger, it's not the first time that I see a bug to be decided using the mode "Infinite Analyses" with more than one variant. Paulo Soares, from Brazil
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.