Author: José Antônio Fabiano Mendes
Date: 05:22:34 12/19/00
Go up one level in this thread
On December 18, 2000 at 17:38:17, Scott Gasch wrote: >On December 18, 2000 at 15:03:36, José Antônio Fabiano Mendes wrote: >... >> >> Or maybe this famous and beautiful pawn ending : >> H.Mattison,1918 White to play and draw >> [D]8/5p2/7k/6p1/5P1P/8/8/7K w >> "Corresponding squares" to the rescue! JAFM > >What is the solution? My engine does not seem to find it in any reasonable >amount of time. Unfortunately I do not have any endgame tables, though, so this >may take longer(?). Here's my results: > >... >27 -444 33.0 4426764 FL >27 -241 39.8 5468326 h4g5 h6h5 h1g2 h5g4 g2f1 g4f4 f1f2 f4g5 f2g3 f7f5 >g3f3 f5f4 f3f2 [TT] >28 -303 40.5 5549429 FL >28 -200 134.5 18599366 h4g5 h6h5 g5g6 f7g6 f4f5 g6f5 h1g1 h5g4 g1g2 f5f4 >g2f2 g4h4 f2f3 h4g5 f3f2 g5g4 f2g2 g4f5 g2f3 f5e5 f3f2 e5e6 f2f1 e6f5 f1g2 f5e4 >g2f2 e4e5 [TT] >29 -251 136.3 18835230 FL >29 -217 224.0 31144660 h4g5 h6h5 g5g6 f7g6 f4f5 g6f5 h1g1 f5f4 g1f1 h5g4 >f1f2 g4h4 f2f3 h4g5 f3f2 g5g4 f2g2 g4f5 g2f3 f5e5 f3f2 e5e6 f2e1 e6f5 [TT] > >I failed low at every depth from 15-30 and never got a score anywhere near draw. > What do others see in this position (with EGTB turned off)? > >Scott The solution can be found here: http://chesscafe.com/text/final.txt JAFM
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