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Subject: Re: Explosion in WAC 102

Author: Andrew Dados

Date: 19:21:40 01/11/02

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On January 11, 2002 at 21:18:33, David Rasmussen wrote:

>On January 11, 2002 at 17:10:12, Matthias Gemuh wrote:
>
>>On January 11, 2002 at 17:03:49, David Rasmussen wrote:
>>
>>>On January 11, 2002 at 16:59:04, Matthias Gemuh wrote:
>>>
>>>>
>>>>Such should not be necessary, except bug somewhere.
>>>>I find this "Mate in 4" at ply 5 (+5 extensions = 10 ply).
>>>>My exts are:
>>>>check: +1 ply
>>>>2 successive checks: +0.6
>>>>promo: +1
>>>>good recap: +0.5
>>>>mate threat: +1
>>>>single move: +0.75
>>>>and some more less important ones.
>>>
>>>And you limit your extension at each ply to at most one?
>>
>>Yep!
>>
>>And you apply single
>>>move extension _after_ limiting, like me?
>>
>>No. Why do that?
>>
>
>Because if you don't, your one reply extension has no effect at all. Every time
>you are in check you add 1 ply. Then if there is only one move, you add 0.75
>ply. Then you limit your extensions to at most 1 ply, which in this case is 1
>ply. So your one reply extension is doing nothing.
>
>/David

single reply extension is triggered on next ply by most, so it will be next ply
extension. Or to rephrase: check is detected one ply below you detect it :)
-Andrew-



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