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Subject: Re: check extention explosion

Author: Aivaras Juzvikas

Date: 03:29:13 04/03/04

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On April 03, 2004 at 06:21:51, Vasik Rajlich wrote:

>On April 03, 2004 at 04:02:57, Aivaras Juzvikas wrote:
>
>>i have got this problem here, check extention explodes in the endgame pawns +
>>rook or queen, all these open files make it possible to check endlessly. how to
>>restrict this? i added smth like this: if ply > depthtoreach + 4 then dont
>>extend, where depthtoreach is the depth im searching to. but this is ofcourse
>>not very good, because i still get those check extentions where its impossible
>>to mate anyway. how did u solve this problem? an idea would be to store info
>>into transposition table when not to extend, but how to find that out?
>
>Are you extending checks, check evasions, or both?
>
>The third option is quite appealing, but there are some issues. :-)
>
>Cheers,
>Vas

when side to move in in check i extend, so i guess it would be a check evasion



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