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Subject: Re: positions to search deep for hours at 500 cpu's

Author: Jarkko Pesonen

Date: 15:01:01 09/19/03

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On September 19, 2003 at 11:49:11, Vincent Lejeune wrote:

>I'm busy with a "theoritical discussion" with a friend, already played some
>dozen blitz games and let some commercial program run overnight on the position.
>I didn't find one game in my database for this position (very unbalanced) fritz
>says -+, junior says +- :))
>
>[d]r3kb1r/1bq2pR1/p4P2/3Pp2p/1p6/6QB/PPP4P/2KR4 b kq - 0 23
>
>
>this pos come from this moves :
>
>[Event "?"]
>[Site "?"]
>[Date "2003.??.??"]
>[Round "?"]
>[White "x"]
>[Black "y"]
>[Result "*"]
>[ECO "B99"]
>
>1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3
>Qc7 9. O-O-O Nbd7 10. g4 b5 11. Bxf6 Nxf6 12. g5 Nd7 13. f5 Nc5 14. f6 gxf6 15.
>gxf6 Bf8 16. Rg1 h5 17. Rg7 b4 18. Nd5 exd5 19. exd5 Nd7 20. Nc6 Bb7 21. Bh3
>Ne5 22. Nxe5 dxe5 23. Qg3 *
>
>here 2 possible lines : 1)23...Rd8 24.Rg5 Rd6 25.Rxe5+ Rd8...
>                        2)23...h4 24.Qg5 Qd6 25.Be6 ...
>
mod crafty
16-> 298:46   0.49   1. ... Rc8 2. Qb3 Bxg7 3. fxg7 Rg8
                     4. d6 Qxc2+ 5. Qxc2 Rxc2+ 6. Kxc2 Rxg7
                     7. Kb3 Bg2 8. Bf5 Rg5 9. Bd3 Bf3 10.
                     Rd2 a5

>
>If you can find it's +-,-+,= thanks in advance !!! :)
>
>
>
>On September 19, 2003 at 11:14:29, Vincent Diepeveen wrote:
>
>>Hello,
>>
>>I'm looking for positions to search very deep with a cpu or 500 which are
>>interesting to search deep. Seemingly a whole machine must get reserved for DIEP
>>world champs 2003. The NWO/NCF perhaps needs to pay for the cpu hours also
>>during the night says SARA (there is 7 organisations involved and i have written
>>at least 1 page for each processor to get it so i won't even start quoting all
>>the organisations involved).
>>
>>Most jobs run like 2 weeks or so at say for example 32 processors, so all those
>>jobs cannot get started trivially in the night.
>>
>>Anyway more negotiations will be there, because the world champs like this will
>>cost 80000 cpu hours.
>>
>>This is all internal talks. In case any of such scenario happens or even between
>>rounds when diep finishes sooner its games, there sometimes is a few hours left
>>to run diep at 500 cpu's at for example 1 position each run.
>>
>>that's 250Ghz with around 200GB hashtables in total.
>>
>>So this allows some massive deep calculations. I'm looking for cool positions to
>>try.
>>
>>Please don't mention the openings position, i'm already using that now and it
>>isn't very interesting at all to search that one deep.
>>
>>feel free to email to me about this: diep@xs4all.nl
>>
>>Best regards,
>>Vincent



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