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Subject: Re: LCT II at one billion nodes [with boo-boo

Author: Vincent Diepeveen

Date: 05:41:57 05/06/01

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On May 05, 2001 at 03:38:03, Gian-Carlo Pascutto wrote:

>On May 04, 2001 at 16:47:41, Dann Corbit wrote:
>
>Some analysis with a 'smarter' program:
>
>(beta of Diep 2)
>
>>First "oopsie":
>>[D]r2qrnk1/pp3ppb/3b1n1p/1Pp1p3/2P1P2N/P5P1/1B1NQPBP/R4RK1 w - - acd 16; acn
>>>913702630; acs 2000; bm Bh3; c0 "Polugaevsky - Unzicker, Kislovodsk 1972"; ce
>>>-22; id "LCTII.POS.08"; pv Nf5 Ne6 Rad1 Nd4 Qd3 a6 Rfe1 axb5 Nxd6 Qxd6 cxb5
>>>Qb6 Bf1 Qe6 Bg2 b6;
>
>Diep switches a few times between Bh3 and Nf5 and finally locks on to
>it at ply 10.
>
>>Second "oopsie":
>>[D]r3k2r/3bbp1p/p1nppp2/5P2/1p1NP3/5NP1/PPPK3P/3R1B1R b kq - acd 17; acn
>>>1054450532; acs 2001; bm Bf8; c0 "Cucka - Jansa, Brno 1960"; ce 7; id
>>>"LCTII.POS.10"; pv Nxd4 Nxd4 e5 Ne2 Rb8 Bg2 O-O b3 d5 exd5 Bxf5 Rhf1 Bg6 c4
>>>bxc3+ Nxc3 Rfc8 Be4 Bh5 Rc1;
>
>Not found at ply 12 (when my patience ran out)
>
>>Third "oopsie":
>>
>>[D]3r2k1/pp2npp1/2rqp2p/8/3PQ3/1BR3P1/PP3P1P/3R2K1 b - - acd 14; acn 1147481346;
>>>acs 2001; bm Rb6; c0 "Korchnoi - Karpov, Meran 1981"; ce -7; id "LCTII.POS.12";
>>>pv a5 Rcd3 Qb4 a3 Qb5 d5 Nxd5 a4 Qc5 Bxd5 Rxd5 Rxd5 exd5 Rxd5 Qc1+ Kg2 Qxb2
>>>Rxa5;
>
>Found at ply 10.
>
>>Fourth "oopsie":
>>
>>[D]r2qkb1r/1b3ppp/p3pn2/1p6/1n1P4/1BN2N2/PP2QPPP/R1BR2K1 w kq - acd 15; acn
>>>982178114; acs 2001; bm d5; c0 "Spasski - Aftonomov, Leningrad 1949"; ce 129; id
>>>"LCTII.POS.14"; pv Ne5 Nbd5 Nxb5 Be7 Nc3 O-O Nxd5 Nxd5 Bd2 Nf6 Bg5 Rc8 f3 h6
>>>Bf4;
>
>I remember from manual analysis that this one is _real_ deep.

What beta do you talk about and what OS?

I'm using win2000 always i hear all the time it crashes under
win95 and sometimes even under win98 but i do not know why, it
works perfect under win2000!

>Not found before Diep crashed (at ply 11)
>
>--
>GCP





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