Author: Uri Blass
Date: 03:19:07 11/26/01
Go up one level in this thread
On November 26, 2001 at 06:05:42, José de Jesús García Ruvalcaba wrote: >On November 25, 2001 at 22:22:39, Mike S. wrote: > >>On November 25, 2001 at 20:58:06, Ed Schröder wrote: >> >>>On November 25, 2001 at 17:05:54, Mike S. wrote: >>> >>>>On November 25, 2001 at 15:14:16, Victor Fernandez wrote: >>>>>(...) >>>>>Yes, an example: an ending with few pieces . >>>>>Kotov-Botvinnik >>>>>[D]8/8/4b1p1/2Bp3p/5P1P/1pK1Pk2/8/8 b - - 0 1 >>>>>The correct move is ...g5 !!! Few programs play this. >>>> >>>>You're right. This position was used as #18 in the BS-2830 computer test suite. >>>>I don't have detailed results available at the moment, but Shep lists #18 as >>>>unsolved on his site: >>> >>>Unsolvable? >>> >>>My latest one needs only 18 seconds. >> >>Impressive. >> >>I wonder if black can transpose the moves here... because after 1...g5 2.fxg5, >>2...d4+ is given as the best move (see my previous post). Maybe black can play >>1st 1...d4+ too? This has probably been discussed before somewhere. I can't >>analyse this... Hiarcs 7.32 is one of the fastest for 2...d4+, but seemingly too >>slow 2 plies earlier (or I am not patient enough :o). Multi pv analysis would be >>interesting, to see if 1...g5 and 1...d4+ are equal. >> >>Regards, >>M.Scheidl > >1... d4 2. ed4 g5 3. fg5 Kg4 4. d5 followed by Bf2 >José. > >[I analysed without a real board and without computer help, so I can be >mistaken] Kg4 is a mistake and Kg3 is winning 1...g5 2.fxg5 d4+ 3.exd4 Kg3 was played in the game. Uri
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