Author: blass uri
Date: 11:56:45 04/18/00
Go up one level in this thread
On April 18, 2000 at 14:29:28, Heiner Marxen wrote: >On April 17, 2000 at 16:57:57, Dann Corbit wrote: > >>In this message: >>http://f11.parsimony.net/forum16635/messages/3512.htm >>James Swinney gives this position: >>[D]6bn/2k2prq/5prp/5pbn/5p1p/1Kp2PpP/2P3P1/8 w - - 0 1 >> >>Q: >>Do any programs spot the win? Crafty only sees a draw out to 10 minutes worth >>of analysis. > >After nearly 44 hours Chest finds that there is no mate in 23 (K7/600 350MB). >I'm not sure whether I will wait until the mate is found. But it cannot >be very far away, now, since in the last depth Chest slowed down considerably. > >A forced mate of not minimal depth should be in the reach of programs, >I would expect. What does crafty say, when the disfunctional black pieces >are deleted, and without any EGTB files? Does it find that mate? > >Heiner I am not sure if there is a win for white because black can try to win the pawn g2 when white tries to queen the pawn. Maybe there is a win but it is not so simple that I can say without thinking that there is a mate and it as not important for me to analyze an illegal position. I think that it is better to be convinced that white can win against logical defence before giving your program a lot of hours to find if there is a mate. Uri
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