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Subject: Re: Rebel Betazoid analysis Re: Positional question

Author: Eelco de Groot

Date: 03:47:08 11/09/03

Go up one level in this thread


On November 08, 2003 at 18:22:02, Eelco de Groot wrote:

>On November 07, 2003 at 16:42:53, David Dahlem wrote:
>
>>On November 07, 2003 at 15:19:52, Eelco de Groot wrote:
>>
>>>On November 07, 2003 at 15:08:34, Eelco de Groot wrote:
>>>
>>>>Old Rebel Century 2.0 plays 9.Bd2. Rebel says he's out of book but maybe if I
>>>>entered the position with the opening moves he would have the position
>>>>somewhere?
>>>>Was it something like this?
>>>>
>>>>1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 Ne7
>>>>6.Nf3 b6 7 7.exd5 Nxd5 8.Bc4 Bb7  *
>>>>
>>>
>>>Sorry, that does not correspond with your position as the d-pawn is now still on
>>>d2 and you gave a position with the pawn on d3. But otherwise I can't see how to
>>>get there in just 8 moves...
>>>
>>This line will get there in 8 moves. :-)
>>
>>1. Nc3 Nf6 2. Nf3 b6 3. a3 Bb7 4. e4 d5 5. Bc4 e6 6. d3 Bb4 7. exd5 Bxc3+ 8.
>>bxc3 Nxd5
>>
>>Dave
>
>I like especially White's fifth move Dave!
>
>Eventually my guess was something along
>
>1.e4 e6 2.Nf3 b6 3.Nc3 Bb4 4.a3 Bxc3 5.bxc3 Ne7
>6.Bc4 d5 7.exd5 Nxd5 8.d3 Bb7  *
>
>I finally got "debutant" Ruffian 1.0.5 to work in Chesspartner's Winboard
>interface, at least in analysis mode now it goes beyond level 1, I'm not sure
>yet if I can get all the CP timelevels to work too or what commands I have to
>put in ENGINEEXT.INI for that.
>
>Don't know much about this Winboard stuff yet, but you sure have much choice of
>different programs to try and compare, and new ones almost every day it seems!
>
>For analysis or to play against there is Crafty, Comet, El Chinito, Ruffian,
>Tao, Ant, Queen, Yace Kaissa, to name just a few I know by name but there are
>many more. links for instance on http://wbec-ridderkerk.nl/ by Leo Dijksman.
>Impressive site by the way!
>
>Ruffian also finds Bg5 attractive, just like Deep Fritz. Can't be all bad then
>but a human player would not soon go for it. I think it has something to do with
>Vincent's famous tactical
>barrier or something :) No idea really but some programs just think the Queen is
>placed worse ,-from Black's perspective-, on d6 than on d8 I suppose.
>
>I like the long lines Ruffian gives and the branching factor seems to be good
>too, considering this was only on a 500 MHZ Celeron with 32 Mb for hashtables.
>
>[d]rn1qk2r/pbp2ppp/1p2p3/3n4/2B5/P1PP1N2/2P2PPP/R1BQK2R w KQkq - 0 1
>
>Ruffian 1.0.5:
>
>00:00:00.1	-0,05	1	5	Bxd5 Bxd5
>00:00:00.1	0,42	1	33	Bb2
>00:00:00.1	0,48	1	34	Bd2
>00:00:00.1	0,02	2	170	Bd2 O-O
>00:00:00.1	0,29	2	992	Bxd5 Bxd5 O-O
>00:00:00.2	0,49	2	1105	Bg5 f6
>00:00:00.2	0,31	3	2758	Bg5 Nxc3 Bxd8 Nxd1 Bxc7 Bxf3 gxf3
>00:00:00.2	0,43	3	3470	Bd2 Ba6 Bb3
>00:00:00.2	-0,12	4	6801	Bd2 Qf6 d4 O-O
>00:00:00.2	0,08	4	10229	Bg5 f6 Bxd5 Bxd5 Bf4
>00:00:00.2	0,14	4	13488	Bxd5 Bxd5 O-O O-O Bf4
>00:00:00.2	-0,05	5	22840	Bxd5 Bxd5 O-O Qf6 Nd4 O-O
>00:00:00.2	0,39	5	27595	Bd2 O-O O-O Nd7 Rb1
>00:00:00.3	0,26	6	58541	Bd2 O-O O-O Ba6 Bxa6 Nxa6 Rb1
>00:00:00.7	0,25	7	164232	Bd2 Qf6 d4 Ba6 Bxa6 Nxa6 Qe2 Nb8
>00:00:01.6	0,40	7	388241	O-O O-O Bg5 f6 Bd2 Nd7 Re1
>00:00:02.2	0,05	8	517924	O-O
>00:00:02.6	0,04	8	655955	O-O Qf6 Bg5 Qxc3 Bd2 Qb2 Bxd5 exd5 Re1+ Kf8
>00:00:03.3	0,30	8	815480	Bd2 O-O O-O Ba6 Bxa6 Nxa6 c4 Nf6 d4
>00:00:06.2	0,17	9	1574334	Bd2 Qf6 Nd4 Nc6 Bb5 e5 c4 Nc3 Bxc3 exd4
>00:00:10.4	0,30	9	2702521	Bg5 Qd6 Bd2 O-O O-O Ba6 Bb3 Nc6 Re1
>00:00:13.4	0,23	10	3557829	Bg5 Qd6 Bd2 O-O O-O Ba6 Bb3 Nc6 Re1 Rad8
>00:00:26.9	0,25	11	7111822	Bg5 Qd6 Bd2 O-O O-O Nd7 Re1 Nf4 Bb5 c6 Bc4
>00:00:49.1	0,21	12	13213247	Bg5 Qd6 Bd2 O-O O-O Ba6 Bb3 Nc6 c4 Nf4 Re1 Rad8
>00:02:12.8	0,20	13	35416739	Bg5 Qd6 Bd2 O-O O-O Nd7 Re1 N5f6 Nd4 Bd5 Nb5 Qc5 Be3
>00:05:13.6	0,20	14	79969470	Bg5 Qd6 Bd2 O-O O-O Nc6 d4 Na5 Bb5 Nf4 Re1 a6 Bd3
>Nxd3 cxd3
>00:12:37.2	0,13	15	198597758	Bg5 Qd6 Bd2 O-O O-O Nc6 d4 Na5 Bb5 a6 Bd3 Nf4 Re1
>00:35:44.7	0,14	16	571225857	Bg5 Qd6 Bd2 O-O O-O Nc6 d4 Na5 Bb5 a6 Bd3 Nf4 Re1
>Bd5 a4 Nxd3 cxd3
>01:27:15.2	0,10	17	1383127026	Bg5 Qd6 Bd2 O-O O-O Nc6 d4 Na5 Bb5 a6 Bd3 Nf4 Re1
>Bd5 Bxf4 Qxf4 Qd2 Qxd2 Nxd2
>04:07:32.5	0,10	18	-381674124	Bg5 Qd6 Bd2 O-O O-O Nc6 Re1 Nf6 Bb3 Na5 Ba4 Bc6
>Bxc6 Nxc6 c4 Rfd8 Bc3 Qe7 d4
>
> Eelco


Rebel Personality Betazoid 5srg3 goes to a minus evaluation at 17 ply but before
that also chooses Bg5. (Unfortunately I don't know if it would switch to 9.Bd2
now. Rebel was pondering this move for about two hours at 17 ply when I turned
on the monitor. I just wanted to check the messageboards, knowing it might clash
with Rebel; Windows freezes, Ctrl-Alt-Del works after some time and I can end
ChessPartner which unfreezes Windows 98 again. Just testing if that happens
every time, hoping it can help with debugging.)

00:00:07.1	0,03	1	13	Bxd5 Bxd5
00:00:07.1	0,11	1	20	Bb2
00:00:07.1	0,19	1	55	Bg5 Nxc3 Bxd8 Nxd1 Bxc7
00:00:07.2	0,27	2	329	Bg5 Nxc3 Bxd8 Nxd1 Bxc7
00:00:07.4	0,27	3	898	Bg5 Nxc3 Bxd8 Nxd1
00:00:07.9	0,34	4	4415	Bg5 f6 Bb5+ Nc6
00:00:08.7	0,14	5	9969	Bg5 f6 Bd2 O-O O-O
00:00:08.8	0,15	5	15335	Bxd5 Bxd5 O-O Qf6 Bb2
00:00:09.1	0,02	6	37701	Bxd5 Bxd5 Bg5 f6 Be3 O-O Nd4
00:00:09.3	0,07	6	48281	Bg5 f6 Bd2 c5 Bb5+ Nc6
00:00:10.0	0,10	7	117822	Bg5 f6 Bd2 c5 O-O O-O Re1
00:00:10.7	0,14	7	200356	O-O Nxc3 Qe1 Nd5 Bg5 Ne7 Ne5
00:00:11.4	0,01	8	271718	O-O Nxc3 Qe1 Nd5 Bg5 Ne7 Ne5 Nd7 Bb5
00:00:12.3	0,21	8	388335	Bg5 Qd6 Bxd5 Bxd5 O-O f6 c4 fxg5 cxd5 Qxd5
00:00:15.3	0,20	9	812003	Bg5 Qd6 Bxd5 Bxd5 O-O O-O c4 Bc6 d4 Nd7
00:00:23.4	0,09	10	1973398	Bg5 Qd6 Bxd5 Bxd5 O-O O-O c4 Bc6 d4 Nd7 c3 Rae8
00:00:52.7	0,14	11	6435215	Bg5 Qd6 Bxd5 Qxd5 O-O
00:02:06.7	0,06	12	18204488	Bg5 Qd6 Bd2 Nd7 O-O O-O Re1 Rac8 Bxd5
00:03:41.0	0,07	12	33203293	Bd2 Qf6 d4 Nf4 O-O Nh3+ Kh1 Bxf3 Qxf3 Qxf3
00:07:17.5	0,05	13	68429558	Bd2 Qf6 d4 Nf4 Bxf4 Qxf4 Bb5+ Kd8 Be2 Ke7
00:08:42.8	0,10	13	82559162	Bg5 Qd6 Bxd5 Bxd5 O-O O-O c4 Bb7
00:17:55.9	0,07	14	171295161	Bg5 Qd6 Bd2 Nd7 O-O O-O
00:42:40.9	0,06	15	416185468	Bg5 Qd6 Bd2 Nd7 O-O O-O
02:15:49.1	0,04	16	1291516657	Bg5 Qd6 Bd2 O-O O-O Nd7
06:56:41.9	-0,01	17	-295385178	Bg5 Qd6 Bxd5 Qxd5




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