Author: Paulo Soares
Date: 17:46:24 05/30/99
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On May 30, 1999 at 20:37:36, Melvin S. Schwartz wrote: > >On May 30, 1999 at 20:21:49, Paulo Soares wrote: > >>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 > >Hi Paulo > >If I understand you correctly, you are saying the problem was Anatoli had it set >up at the infinite level? I tried it on my Fritz 5.32 and got the same result. >The problem with using set up on Fritz is that the screen doesn't show what >level you're in. I always have it set for 40/2, so does this mean Fritz >automatically goes to the Infinite level when in set up, or was it in the 40/2 >mode? > >Mel Not Infinite Level, but Infinite Analyses(This option is in the key "game", below "Play against Fritz", or ALT+F2. Paulo Soares
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