Author: José de Jesús García Ruvalcaba
Date: 09:51:09 10/14/98
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On October 14, 1998 at 09:04:49, Robert Hyatt wrote: >On October 14, 1998 at 03:15:10, blass uri wrote: > >>I can imagine a practical game with more than 600 moves when the side with >>KBPPvK (wrong bishop) is playing 49 quiet moves and pushes a pawn forward. >>h2-h3 h3-h4 h4-h5 h5-h6 h6-h7 h7-h8 are 6 pawn moves of h2 and there are 5 pawn >>moves of the pawn h3 and if we count the beginning of the game than it is more >>than 1200 plies. >> >>I suspect that many program will go to an infinite loop before the end of the >>game and will lose on time. >> >>Uri > >I don't know why they would, because the game is still constrained by >things like the 50-move rule. However, Crafty has played at least two >games that went over 500 moves. Early on, winboard/xboard had a 256 entry >list for black and white moves, which meant when the game passed move 256 >it would hang because winboard/xboard would crash. Tim fixed this when I >told him about this, bumping it to 1024. I have since played one game >vs a human over 500 moves that I remember, and at *least* one against a >computer... > >I could play a game 5000 moves long with no difficulty at all... At 40/2 >at ACM events I have played two games over 12 hours long as well... Who was that human? (if it is posible to know) That is some endurance! Even at a fast time control, I would be exhausted after a 500 moves game!
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