Author: Dave Gomboc
Date: 05:13:11 03/01/00
Go up one level in this thread
On March 01, 2000 at 03:42:23, Bernhard Bauer wrote: >On March 01, 2000 at 02:58:49, Dann Corbit wrote: > >>On March 01, 2000 at 01:37:17, Janos Keinrath wrote: >> >>>Hi! >>> >>>Yesterday I saw an intresting endgame position on ICC. >>> >>>[D]8/8/6k1/3p4/3P4/2P2PKp/pB4b1/8 b - - >>> >>>This is the final position of a blitz game played by Amateur >>>with black. The game ended with rep. draw, but I feel black somehow >>>can win. Could you check the position? What is the winning plan? >> >>Crafty likes Kf5 from the get-go, but the evaluation does not climb over one >>pawn until ply 19. I'd be surprised if programs see a win at normal game-type >>time controls (other than 'postal' games). > >This position is a simple win for black. >For example: >1... Kf5 >2.Ba1 Bf1 >3.Bb2 Be2 >4.Ba1 h2 >5.Kxh2 Kf4 >5.Kg2 Bxf3 >6.Kf2 Ke4 >7.Ke1 Kd3 >and black wins the white bishop and the game. >White may defend in a different way, but without any hope. >A human will win this position easyly. > >Crafty does very poor on this kind of positions. So it's output here >is not very usefull. >Look at H. Exner's pawn endgame test, pos12 >8/6Bp/6p1/2k1p3/4PPP1/1pb4P/8/2K5 b - - bm b2; >or on the famous position from Topalov-Shirov >8/8/4kpp1/3p1b2/p6P/2B5/6P1/6K1 b - - 0 47 > >Kind regards >Bernhard Crafty did just fine on this position, at least on my computer (2xPII-266). Dave
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