Author: Terry McCracken
Date: 14:56:03 04/22/05
Go up one level in this thread
On April 22, 2005 at 17:51:28, chandler yergin wrote: >On April 22, 2005 at 16:21:20, Mridul Muralidharan wrote: > >>Just to humour your argument , please take a loot at any of these position's. >> >>[D]1nb1kbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQk - 0 1 >>[D]1nbqkbn1/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQ - 0 1 >>[D]1nb1kbn1/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQ - 0 1 >>[D]2b1kb2/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQ - 0 1 >> >> >>I seriously doubt if any program will show a mate for these (the last position - >>maybe it might find a mate). >>Does that mean that the eval of 22+ pawns for these positions is wrong ? >>Definitely not ! >>The program can see itself winning and making progress. >>We are not talking about bean counter programs here which have very poor >>positional and material knowledge - I am sure others might have tried to explain >>this to you :) >>Just consider this - when will you say a position is better than other ? >>Only when you can see the mate ? When there is a certainity of victory even >>though you can possibly get to the mate in realtime (not just humans , but even >>computers) ? >>So if you are a queen down in an endgame , will you continue to play till the >>bitter and miserable end ? (assuming the opponent is as competent as you) - if >>you do this in a tourny , people will term you as obnoxious :) But trust me , I >>have seen people do that even in dead lost endgames with lone kind against 3 >>passed pawns with no chance to stop the pawns :) >>One of the reasons why programmers usually let their programs play to the bitter >>end is that no one is actually wasting any mental energy thinking , also that it >>will be instructive to look at the variations taken so that the programmer can >>better analyze the game latter (like going from a mate in 28 to mate in 19 - >>should improve engine to prevent this - that sort of thing). >> >>I am not sure if I conveyed what I wanted to. >> >>And my program also says 3.6 pawns adv - which slowly keeps rising after each >>iteration. >> >>Regards >>Mridul > >Why should we look at illegal positions? > >You don't understand that engines can show a high PV eval, and the position is >still a Draw! >Sorry, you have no argument. Chandler he understands, when will you listen?
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