Author: chandler yergin
Date: 14:51:28 04/22/05
Go up one level in this thread
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.
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