Author: Uri Blass
Date: 05:41:14 02/05/03
Go up one level in this thread
On February 05, 2003 at 08:06:46, Uri Blass wrote:
>On February 04, 2003 at 21:05:27, Amir Ban wrote:
>
>>[Event "X3D man-machine match"]
>>[Site "New York City"]
>>[Date "2003.02.02"]
>>[Round "4"]
>>[White "*Deep Junior 8"]
>>[Black "*Kasparov, Garry"]
>>[Result "1/2-1/2"]
>>
>>1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nb5 d6 6. c4 Nf6 7. N1c3 a6 8.
>>Na3 Nd7
>>
>>{Kasparov took here 20 minutes to take Deep Junior out of book. Is that any way
>>to spend your time ?}
>>
>>9. Nc2 Be7 10. Be2 b6 11. O-O Bb7 12. h3
>>
>>{It's already clear that this game is evolving in a different way than previous
>>ones. Kasparov, whether out of choice or out of necessity, is not grabbing the
>>initiative and is letting Deep Junior develop its game. He may be using Levy's
>>"Do nothing, but do it well" advice, essentially meaning that if the program is
>>given enough rope it will hang itself. This move is somewhat pointless, but in
>>the end it didn't matter}
>>
>>12... O-O 13. Be3 Rc8 14. Qd2 Nce5 15. b3 Nf6 16. f3
>>
>>{An alternative was f4 followed by Bf3, but the great merit of this move is that
>>it focuses the program on the queenside for the rest of the game}
>>
>>16... Qc7 17. Rac1
>>
>>{Suddenly things get exciting. This allows 17... b5, after which Deep Junior
>>would have sacrificed a piece by 18. cxb5. Although the masters in the computer
>>room shook their head in disapproval, I personally would welcome this discussed
>>over the board. Kasparov did not take up the challenge}
>>
>>17... Rfe8 18. a3 Ned7
>>
>>{Same challenge again, declined again. This is a victory of sorts}
>
>I guess that after 17...b5 18.cxb5 the position is equal(I thought that black is
>better but I changed my opinion)
>
>Here is shredder7's opinion
>
>*Deep Junior 8 - *Kasparov,G
>[D]2r1r1k1/1bq1bppp/p2ppn2/1P2n3/4P3/PPN1BP1P/2NQB1P1/2R2RK1 b - - 0 1
>
>Analysis by Shredder 7:
>
>19...Qxc3 20.Qxd6
> ³ (-0.63) Depth: 1/1 00:00:00
>19...Qxc3 20.bxa6 Qxd2 21.Bxd2 Bc6 22.f4 Nxe4 23.fxe5 Nxd2 24.exd6
> -+ (-1.67) Depth: 1/4 00:00:00
>19...Qxc3 20.bxa6 Qxd2 21.Bxd2 Bc6 22.f4 Nxe4 23.fxe5 Nxd2 24.exd6
> -+ (-1.99) Depth: 1/10 00:00:00
>19...Qxc3 20.bxa6 Qxd2 21.Bxd2 Bc6 22.f4 Nxe4 23.fxe5 Nxd2 24.exd6
> -+ (-1.99) Depth: 2/2 00:00:00
>19...Qxc3 20.bxa6 Qxd2 21.Bxd2 Bc6 22.f4 Nxe4 23.fxe5 Nxd2 24.exd6
> -+ (-1.99) Depth: 3/8 00:00:00
>19...Qxc3 20.bxa6 Qxd2 21.Bxd2 Bc6 22.f4 Nxe4 23.fxe5 Nxd2 24.exd6
> -+ (-1.99) Depth: 4/12 00:00:00
>19...Qxc3 20.bxa6 Qxc2 21.Rxc2 Rxc2
> -+ (-1.74) Depth: 5/10 00:00:00
>19...Qxc3 20.bxa6 Qxd2 21.Bxd2 Bc6 22.f4 Nxe4 23.fxe5 Nxd2 24.exd6
> -+ (-1.55) Depth: 5/15 00:00:00
>19...Qxc3 20.bxa6 Qxd2 21.Bxd2 Bc6 22.Nd4
> -+ (-1.58) Depth: 6/11 00:00:00
>19...Qxc3 20.bxa6 Qxd2 21.Bxd2 Bc6 22.Nd4 Bd7
> µ (-1.38) Depth: 7/18 00:00:00 27kN
>19...Qxc3 20.bxa6 Qxd2 21.Bxd2 Ba8 22.Nb4 Nh5 23.Bb5 Red8 24.Rfd1
> µ (-1.34) Depth: 8/23 00:00:01 168kN
>19...Qxc3 20.bxa6 Qxd2 21.Bxd2 Ba8 22.Nd4 d5 23.Rxc8 Rxc8 24.Bf4 Nfd7 25.Bxe5
>Nxe5
> µ (-1.21) Depth: 9/21 00:00:02 297kN
>19...Qxc3 20.bxa6 Qxd2 21.Bxd2 Ba8 22.Nd4 d5 23.Rxc8 Rxc8 24.Bb4 Bxb4 25.axb4
>dxe4
> µ (-1.35) Depth: 10/25 00:00:04 494kN
>19...Qxc3 20.bxa6 Qxd2 21.Bxd2 Ba8 22.Nd4 d5 23.Bb5 Red8 24.Rxc8 Nfd7
> µ (-1.10) Depth: 11/24 00:00:07 956kN
>19...Qxc3 20.bxa6 Qxd2 21.Bxd2 Ba8 22.Nd4 d5 23.Bb5 Rxc1 24.Rxc1 Rd8 25.Bb4 Bxb4
> µ (-1.10) Depth: 11/24 00:00:08 1093kN
>19...Qxc3 20.bxa6 Qxd2 21.Bxd2 Ba8 22.Nd4 d5 23.Bb5 Rf8 24.Rxc8 Rxc8 25.exd5
>Bxd5
> µ (-1.35) Depth: 12/29 00:00:18 2388kN
>19...Qxc3 20.bxa6 Ba8 21.b4 Qxd2 22.Bxd2 d5 23.exd5 Nxd5 24.Nd4 Bd6 25.Rfd1 Rxc1
>26.Rxc1
> -+ (-1.45) Depth: 12/29 00:00:30 4252kN
>19...Qxc3 20.bxa6 Ba8 21.b4 Qxd2 22.Bxd2 d5 23.exd5 Nxd5 24.Nd4 Bd6 25.Nb5 Bb8
>26.a7 Rxc1
> -+ (-1.43) Depth: 13/30 00:00:57 8078kN
>19...Qxc3 20.bxa6 Ba8 21.Nd4 Qxd2 22.Bxd2 d5 23.Bb5 Rf8 24.Rxc8 Rxc8 25.Bb4 Bxb4
>26.axb4 dxe4
> µ (-1.39) Depth: 14/29 00:01:53 16364kN
>19...Qxc3 20.bxa6 Ba8 21.b4 Qxd2 22.Bxd2 d5 23.exd5 Nxd5 24.Nd4 Red8 25.Rxc8
>Rxc8 26.Rb1 Bd6 27.b5
> -+ (-1.43) Depth: 15/33 00:05:31 46660kN
>19...Qxc3 20.bxa6 Ba8 21.b4 Qxd2 22.Bxd2 d5 23.exd5 Nxd5 24.Nd4 Red8 25.Rxc8
>Rxc8
> µ (-1.38) Depth: 16/33 00:10:21 88128kN
>19...Qxc3 20.bxa6 Ba8 21.b4 Qxd2 22.Bxd2 d5 23.exd5 Nxd5 24.Nd4 Bf6 25.Nb3 Nc6
>26.b5
> µ (-1.36) Depth: 17/34 00:21:41 182621kN
>
>(Blass, Tel-Aviv 05.02.2003)
>
>Fritz8 likes 20.bxa6 after 19....Qxc3
>I tried the aternative 20.Qxc3 Rxc3 and analyzed with Fritz8
>
>Fritz8 failed high on 21.bxa6 so I analyzed with shredder7 and shredder7 failed
>low on 21....Ba8 and still did not solve the fail low at the time of this post.
>
>*Deep Junior 8 - *Kasparov,G
>[D]4r1k1/1b2bppp/p2ppn2/1P2n3/4P3/PPr1BP1P/2N1B1P1/2R2RK1 w - - 0 1
>
>Analysis by Fritz 8:
>
>21.bxa6 Bc6 22.Kf2 Rxb3 23.Nd4 Nxe4+ 24.fxe4 Bh4+ 25.g3 Bxg3+ 26.Kxg3 Rxe3+
>27.Kf2
> = (-0.12) Depth: 7/23 00:00:00 86kN
>21.bxa6 Bc6 22.b4 Ba4 23.b5 h6 24.f4 Ned7 25.b6
> = (-0.16) Depth: 8/24 00:00:00 252kN
>21.bxa6 Bc6 22.b4 Ba4 23.b5 h6 24.f4 Ned7 25.b6
> = (-0.16) Depth: 9/25 00:00:01 496kN
>21.bxa6 Bc6 22.Kf2 Rxb3 23.Nd4 Rb6 24.Nxe6 Rb2 25.Nf4 d5 26.Bd4
> ³ (-0.31) Depth: 10/31 00:00:05 1465kN
>21.bxa6 Bc6 22.Kf2 Nh5 23.g3 Rxb3 24.Nd4 Rb2 25.Rxc6 Rxe2+ 26.Kxe2 Nxc6
> = (-0.09) Depth: 11/30 00:00:13 4582kN
>21.bxa6 Bc6 22.b4 Ba4 23.b5 Rxc2 24.Rxc2 Bxc2 25.b6 d5 26.b7 Bxa3
> = (-0.16) Depth: 12/32 00:00:35 12849kN
>21.bxa6 Bc6 22.Kf2 Nh5 23.g3 Rxb3 24.Nd4 Rb2 25.Rxc6
> ³ (-0.37) Depth: 13/34 00:01:26 32423kN
>21.bxa6 Bc6 22.Kf2 Nh5 23.g3 Rxb3 24.Nd4 Rb2 25.Rxc6 Rxe2+
> ³ (-0.37) Depth: 14/36 00:03:42 90672kN
>21.bxa6!
> = (-0.09) Depth: 15/37 00:12:57 328833kN
>21.bxa6!
> = (0.19) Depth: 15/37 00:19:50 480525kN
>21.bxa6 Bc6 22.Bf4 Nh5 23.Bh2 Rxb3 24.Nd4 Rb2 25.Bxe5 dxe5 26.Nxc6 Bg5 27.Bc4
> = (0.00) Depth: 16/38 00:35:01 857492kN
>
>(Blass, Tel-Aviv 05.02.2003)
>
>
>*Deep Junior 8 - *Kasparov,G
>[D]4r1k1/1b2bppp/P2ppn2/4n3/4P3/PPr1BP1P/2N1B1P1/2R2RK1 b - - 0 1
>
>Analysis by Shredder 7:
>
>21...Rxb3 22.axb7 Rxb7
> µ (-0.85) Depth: 1/2 00:00:00
>21...Rxb3 22.axb7 Rxb7
> ² (0.28) Depth: 1/3 00:00:00
>21...Rxb3 22.axb7 Rxb7
> ± (0.93) Depth: 1/3 00:00:00
>21...Rxe3 22.Nxe3
> = (-0.11) Depth: 1/3 00:00:00
>21...Rxe3 22.Nxe3
> = (-0.18) Depth: 1/3 00:00:00
>21...Bc6
> -+ (-1.66) Depth: 1/5 00:00:00
>21...Bc6
> -+ (-1.66) Depth: 1/5 00:00:00
>21...Bc6 22.Bg5
> -+ (-1.93) Depth: 2/4 00:00:00
>21...Bc6 22.f4
> -+ (-1.94) Depth: 2/10 00:00:00
>21...Bc6 22.f4 Nfd7
> -+ (-1.68) Depth: 3/15 00:00:00
>21...Bc6 22.f4 Nd3
> -+ (-1.67) Depth: 3/15 00:00:00
>21...Bc6 22.f4 Ned7 23.g4
> -+ (-1.92) Depth: 4/11 00:00:00
>21...Bc6 22.Ra1 Rxc2
> -+ (-2.42) Depth: 4/11 00:00:00
>21...Bc6 22.b4 Ba4 23.f4 Bxc2 24.fxe5 Nxe4
> -+ (-2.62) Depth: 4/12 00:00:00
>21...Bc6 22.Bd4 Nd5
> -+ (-2.28) Depth: 5/12 00:00:00
>21...Bc6 22.Bd4 Rd3
> -+ (-1.78) Depth: 5/13 00:00:00
>21...Bc6 22.Bd4 Nxe4 23.fxe4 Rxb3 24.Rf4
> ³ (-0.68) Depth: 5/14 00:00:00
>21...Ba8 22.f4 Ned7
> ³ (-0.69) Depth: 5/14 00:00:00
>21...Ba8 22.Na1 Rxe3
> µ (-1.04) Depth: 5/15 00:00:00
>21...Ba8 22.b4 Rec8 23.Nd4 Nfd7 24.Rxc3 Rxc3
> µ (-1.33) Depth: 5/16 00:00:00
>21...Ba8 22.b4 Nh5 23.b5 Ng3 24.Rfe1 Nxe2+ 25.Rxe2
> -+ (-1.44) Depth: 6/16 00:00:00
>21...Ba8 22.b4 Nh5 23.Bd4 Ng3 24.Bb5 Nxf1 25.Bxe8
> µ (-1.39) Depth: 7/20 00:00:00 83kN
>21...Ba8 22.b4 Nxe4 23.fxe4 Bxe4 24.Bf3 Bxc2 25.a7 Rxe3 26.a8Q Rxa8 27.Bxa8
> -+ (-1.64) Depth: 8/20 00:00:01 199kN
>21...Ba8 22.b4 Nxe4 23.Bd4 Ng3 24.Bb5 Rec8 25.Bxc3 Rxc3
> -+ (-2.11) Depth: 8/20 00:00:02 272kN
>21...Ba8 22.b4 Nxe4 23.Bd4 Ng3 24.Bb5 Rec8 25.Bxc3 Rxc3 26.Rfe1 Bd5
> -+ (-2.01) Depth: 9/19 00:00:03 486kN
>21...Ba8 22.b4 Nxe4 23.Bd4 Ng3 24.Bb5 Rec8 25.Bxc3 Nxf1 26.Bxe5 dxe5 27.Bxf1
> -+ (-1.76) Depth: 10/20 00:00:05 662kN
>21...Ba8 22.b4 Nxe4 23.Bd4 Ng3 24.Bb5 Bc6 25.Bxc3 Bxb5 26.Rfe1 Ne2+ 27.Rxe2 Bxe2
>28.Bxe5 dxe5
> -+ (-1.74) Depth: 10/20 00:00:06 963kN
>21...Ba8 22.b4 Nxe4 23.fxe4 Bxe4 24.Bd1 Bxc2 25.Bf4 Bxd1 26.Rxc3 Be2 27.Rb1 Ng6
>28.g3 Nxf4 29.gxf4 Bxa6
> -+ (-1.95) Depth: 11/24 00:00:17 2718kN
>21...Ba8 22.b4 Nxe4 23.fxe4 Bxe4 24.Bd1 Bxc2 25.Bf4 Bxd1 26.Rxc3 Be2 27.Rb1 Ng6
>28.Be3 Bxa6 29.a4
> -+ (-1.98) Depth: 12/25 00:00:35 5722kN
>21...Ba8 22.b4 Nxe4 23.fxe4 Bxe4 24.Bd1 Bxc2 25.Bf4 Bxd1 26.Rxc3 Be2 27.Rb1 Ng6
>28.Be3 Bxa6 29.a4 Rb8 30.b5
> -+ (-2.00) Depth: 13/31 00:01:37 16060kN
>21...Ba8 22.b4 Nxe4 23.fxe4 Bxe4 24.Bd4 Rxc2 25.Rxc2 Bxc2 26.b5 Bf6 27.Be3 d5
>28.b6 Rb8
> -+ (-1.75) Depth: 14/30 00:02:41 27012kN
>21...Ba8 22.b4 Nxe4 23.fxe4 Bxe4 24.b5 Bf6 25.b6 Bxc2 26.Bd2 Rc5 27.Bb4 d5
>28.Bxc5 Rc8 29.Rxc2 Nf3+
> µ (-1.25) Depth: 14/33 00:04:39 45958kN
>
>(Blass, Tel-Aviv 05.02.2003)
More analysis by shredder7(it seems that shredder7 is convinced that Bc6 is the
right move but prefers to play Ng6 after 22.Bf4 and not Nh5 that Fritz8 planned)
The position asks for more analysis and maybe people with faster hardware will
do it(I used only AMD 1000Mhz with 64 Mbytes hash)
*Deep Junior 8 - *Kasparov,G
4r1k1/1b2bppp/P2ppn2/4n3/4P3/PPr1BP1P/2N1B1P1/2R2RK1 b - - 0 1
Analysis by Shredder 7:
21...Ba8 22.b4 Rec8 23.Na1 Nh5 24.Kh2 Nd7
µ (-1.14) Depth: 14/39 00:14:38 136246kN
21...Ba8 22.b4 Rec8 23.Nd4 d5 24.Nb5 Rc2 25.Rxc2 Rxc2 26.Rc1 Rxe2 27.Rc8+ Bf8
µ (-0.89) Depth: 15/36 00:27:24 247958kN
21...Ba8 22.b4 Rec8 23.Nd4 d5 24.Nb5 R3c6 25.Rxc6 Nxc6 26.exd5 Nxd5 27.Na7
µ (-0.89) Depth: 15/36 00:28:40 258658kN
21...Bc6 22.Bf4 Ng6 23.Bd2 Rxb3 24.Nd4 Rb2 25.Bc3 Rxe2 26.Nxe2 Bb5 27.Kh2
µ (-0.90) Depth: 15/36 00:33:05 298245kN
21...Bc6 22.Bf4 Ng6 23.Nd4 Rxc1 24.Bxc1 Bd7 25.Be3 d5 26.Bb5 Ra8 27.Bxd7 Nxd7
28.exd5 exd5 29.Rc1
µ (-1.19) Depth: 15/36 00:39:00 351880kN
(Blass, Tel-Aviv 05.02.2003)
Uri
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