Author: Vincent Diepeveen
Date: 16:12:02 09/22/03
Go up one level in this thread
On September 22, 2003 at 12:50:34, Vincent Diepeveen wrote: hi, though my computer is making extra hours nowadays analyzing openingpositions (no not anything like CAP, just for some corr game of a friend who wants to win BADLY as that matters for his career; which ain't easy against Svidler), i managed to stop it shortly. Without extensions the current version finds this in 4 minutes. Even though that's based upon a few thousands of a pawn it's pretty interesting. The move goes back later and then gets back 1 ply deeper again. Best regards, Vincent >On September 21, 2003 at 05:58:50, emerson tan wrote: > >>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 >> >> >> I still havent seen a computer find the move here even if it takes several >>days. The move is correct because white is already holpless in all variations. I >>tried autoplaying with long time control, both computers cant understand black >>is winning, but all the games black ended up winning. >> >> >>[D]r3r1k1/pp1q1p2/2p2npb/PPPp1bnp/3PpN2/2N1P1PP/1R1B1PBK/3Q1R2 b - - 0 19 >> >>Nikolic - Fischer 1968 >> >>The key move is 19 - Bg4!! >> >> >>The next Diagram was mentioned in Kasparov's My Predesessors, Kasparov said no >>computer can find the move here. >> >> >>[D]2r2rk1/pp3pp1/4bb1p/q2p1P1Q/3P4/2N5/PP4PP/1K1R1B1R b - - 0 17 >> >>Pillsbury - Lasker 1896 >> >>Key move 17 - Rxc3!! >> >> >>The next one here involves early sacrifice in the opening, there's no forcing >>line, just for iniative. This became the best played game in one of the 1990 >>Informator. >> >> >>[D]rn1qk1nr/1b3ppp/p2b4/3p4/P1pP4/5N2/2PNBPPP/R1BQ1RK1 w kq - 0 11 >> >>Geller - Dreev 1990 >> >>Key move 11. Bxc4!! > >Gonna investigate this one. this pos looks very cool. complex middlegame >with a lot of possibilities. It's the first pos from which i say: "YES this is >interesting". > >> >>Next one here people might already mentioned this to you, but just in case no >>one mentioned it, I'll post it here because its too good to miss. >> >>[D]8/8/4kpp1/3p1b2/p6P/2B5/6P1/6K1 b - - 0 47 >> >>Topalov - Shirov 1998 >> >>Key move 47 - Bh3!!
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