Author: Mark Young
Date: 06:18:53 09/08/01
Go up one level in this thread
On September 07, 2001 at 13:40:41, Uri Blass wrote: >On September 07, 2001 at 09:04:51, Erkki Malkamaki wrote: > >> >>Move 22 Deep Blue played b4. Move was first considered at T=60s >>[D]r2qrbk1/3b1ppn/p2p3p/1ppPp3/P3P3/1PP1B1NP/2B1QPP1/R3R1K1 w > > >Deep Fritz(PIII800) has no problem to see b4 >at tournament time control > >r2qrbk1/3b1ppn/p2p3p/1ppPp3/P3P3/1PP1B1NP/2B1QPP1/R3R1K1 w - - 0 1 > >Analysis by Deep Fritz: > >22.axb5! > ² (0.59) Depth: 1/3 00:00:00 >22.axb5! axb5 23.Rxa8 > ² (0.66) Depth: 1/5 00:00:00 >22.Nf5! > ± (0.78) Depth: 1/6 00:00:00 >22.Nf5 Nf6 > ² (0.66) Depth: 2/9 00:00:00 >22.Bd3! > ² (0.69) Depth: 2/12 00:00:00 >22.Bd3! bxa4 > ± (0.75) Depth: 2/13 00:00:00 >22.Bd3 bxa4 23.bxa4 Qa5 > ± (0.72) Depth: 3/14 00:00:00 >22.axb5! > ± (0.75) Depth: 3/14 00:00:00 1kN >22.axb5! axb5 23.Rxa8 Qxa8 24.Bd3 > ± (0.78) Depth: 3/14 00:00:00 1kN >22.axb5 axb5 23.Bd3 Qb6 24.Qh5 > ± (0.88) Depth: 4/14 00:00:00 3kN >22.axb5 axb5 23.Bd3 Qb6 24.Nf5 Nf6 > ± (0.78) Depth: 5/16 00:00:00 7kN >22.axb5 axb5 23.Bd3 Qb6 24.b4 Nf6 25.Qf3 > ± (0.78) Depth: 6/19 00:00:00 30kN >22.axb5 axb5 23.Bd3 Rb8 24.Ra3 b4 25.cxb4 Rxb4 26.Rea1 > ± (0.81) Depth: 7/21 00:00:00 89kN >22.axb5 axb5 23.Bd3 Qb6 24.b4 Nf6 25.Rxa8 Rxa8 26.Rb1 Ra4 27.bxc5 > ± (0.78) Depth: 8/26 00:00:00 191kN >22.axb5 axb5 23.Bd3 Qb6 24.b4 Qb7 25.bxc5 dxc5 26.Rab1 b4 27.Red1 > ± (0.72) Depth: 9/25 00:00:01 725kN >22.axb5 axb5 23.Bd3 Qb6 24.b4 Qb7 25.Qf3 c4 26.Be2 Ng5 27.Qh5 > ± (0.75) Depth: 10/26 00:00:02 1354kN >22.axb5 axb5 23.Bd3 Qb6 24.b4 Qb7 25.Qf3 c4 26.Be2 Be7 27.Nf5 > ± (0.72) Depth: 11/28 00:00:04 2906kN >22.axb5 axb5 23.Bd3 Qb6 24.b4 Qb7 25.Qf3 c4 26.Be2 Be7 27.Nf5 Nf6 > ± (0.72) Depth: 12/31 00:00:12 7607kN >22.axb5 axb5 23.Bd3 Qb6 24.b4 Qb7 25.bxc5 dxc5 26.Rxa8 Rxa8 27.Rb1 Ra5 > ² (0.66) Depth: 13/31 00:00:26 16579kN >22.axb5 axb5 23.Bd3 Qb6 24.b4 Qb7 25.bxc5 dxc5 26.Rxa8 Rxa8 27.Rb1 Ra5 > ² (0.56) Depth: 14/35 00:02:25 92103kN >22.b4! > ² (0.59) Depth: 14/35 00:02:52 110303kN >22.b4! Qc7 23.Ra3 Be7 24.Rea1 cxb4 25.cxb4 Bg5 26.Bxg5 Nxg5 27.axb5 Bxb5 > ² (0.66) Depth: 14/37 00:09:08 343262kN >22.b4 Qc7 23.Ra2 Be7 24.Rea1 cxb4 25.cxb4 Qc3 26.axb5 Bxb5 27.Qd2 Qxd2 > ² (0.63) Depth: 15/38 00:15:15 575019kN > >> >> >>Move 23 Rec1 T=193s >>[D]r3rbk1/2qb1ppn/p2p3p/1ppPp3/PP2P3/2P1B1NP/2B1QPP1/R3R1K1 w > >This is the only position when Deep Fritz fails to see Rec1 > >r3rbk1/2qb1ppn/p2p3p/1ppPp3/PP2P3/2P1B1NP/2B1QPP1/R3R1K1 w - - 0 1 > >Analysis by Deep Fritz: > >23.axb5 axb5 24.c4 Qb7 25.bxc5 dxc5 26.cxb5 > ² (0.66) Depth: 4/15 00:00:00 7kN >23.axb5 axb5 24.c4 Qb7 25.bxc5 dxc5 26.cxb5 > ² (0.66) Depth: 4/15 00:00:00 7kN >23.axb5 axb5 24.c4 Qb7 25.bxc5 dxc5 26.cxb5 > ² (0.66) Depth: 4/15 00:00:00 7kN >23.axb5 axb5 24.c4 Qb7 25.bxc5 dxc5 26.cxb5 > ² (0.66) Depth: 4/15 00:00:00 7kN >23.axb5 axb5 24.c4 Qb7 25.bxc5 dxc5 26.cxb5 > ² (0.66) Depth: 4/15 00:00:00 7kN >23.axb5 axb5 24.c4 Qb7 25.bxc5 dxc5 26.cxb5 > ² (0.66) Depth: 4/15 00:00:00 7kN >23.axb5 axb5 24.c4 Qb7 25.bxc5 dxc5 26.cxb5 > ² (0.66) Depth: 4/15 00:00:00 7kN >23.axb5 axb5 24.c4 Qb7 25.bxc5 dxc5 26.cxb5 > ² (0.66) Depth: 4/15 00:00:00 7kN >23.axb5 axb5 24.Kh2 cxb4 25.cxb4 Qc3 26.Rxa8 Rxa8 > ² (0.56) Depth: 5/24 00:00:00 50kN >23.a5! > ² (0.59) Depth: 5/24 00:00:00 55kN >23.Ra2! > ² (0.63) Depth: 5/24 00:00:00 67kN >23.Ra2 Be7 24.Rea1 Reb8 25.axb5 cxb4 26.cxb4 Bxb5 > ² (0.66) Depth: 6/21 00:00:00 125kN >23.Ra2 Rec8 24.Rea1 cxb4 25.cxb4 Qc3 26.axb5 Bxb5 27.Qd2 Qxd2 > ² (0.63) Depth: 7/23 00:00:00 291kN >23.Ra2 Be7 24.Rea1 cxb4 25.cxb4 Bg5 26.Rc1 Qc4 27.Qxc4 bxc4 > ² (0.53) Depth: 8/22 00:00:01 845kN >23.axb5! > ² (0.56) Depth: 8/23 00:00:01 992kN >23.axb5! axb5 24.c4 bxc4 25.Qxc4 Be7 26.bxc5 dxc5 27.Bd3 Nf6 28.Reb1 > ² (0.63) Depth: 8/23 00:00:01 1094kN >23.axb5 axb5 24.c4 bxc4 25.Qxc4 Be7 26.bxc5 dxc5 27.Bd3 Nf6 28.Rec1 Rxa1 > ² (0.63) Depth: 9/24 00:00:03 1871kN >23.c4! > ² (0.66) Depth: 9/25 00:00:04 2423kN >23.c4 bxc4 24.Qxc4 Be7 25.Rad1 Nf6 26.Nf5 Bxf5 27.exf5 Nd7 28.bxc5 Nxc5 > ² (0.63) Depth: 10/26 00:00:05 3362kN >23.c4 bxc4 24.Qxc4 Be7 25.bxc5 dxc5 26.Bd3 Qd6 27.Rec1 Rec8 28.Rab1 Nf6 > ² (0.59) Depth: 11/27 00:00:14 9065kN >23.Ra2! > ² (0.63) Depth: 11/31 00:00:19 11858kN >23.Ra2! Be7 24.Rea1 cxb4 25.cxb4 Qc3 26.Bd2 Qd4 27.axb5 Bxb5 28.Qe3 Rac8 > ² (0.66) Depth: 11/31 00:00:25 15543kN >23.Ra2 Be7 24.Rea1 cxb4 25.cxb4 Qc3 26.Bd2 Qd4 27.axb5 Bxb5 28.Qe3 Bg5 > ² (0.59) Depth: 12/32 00:00:36 22917kN >23.Ra3! > ² (0.63) Depth: 12/32 00:01:19 50203kN >23.Ra3! Be7 24.Rea1 cxb4 25.cxb4 Bg5 26.Bxg5 Nxg5 27.axb5 Bxb5 28.Bd3 Bxd3 > ² (0.66) Depth: 12/35 00:01:36 60868kN >23.Ra3 Be7 24.Rea1 cxb4 25.cxb4 Bg5 26.Bxg5 Nxg5 27.axb5 Bxb5 28.Bd3 Bxd3 > ² (0.66) Depth: 13/34 00:02:12 84871kN >23.Ra3 Be7 24.Bd3 c4 25.Bc2 Bh4 26.Rea1 Bxg3 27.fxg3 Rab8 28.axb5 Bxb5 > ² (0.63) Depth: 14/37 00:05:47 223711kN >23.Ra2! > ² (0.66) Depth: 14/37 00:06:48 263399kN >23.Ra2 Be7 24.Rea1 Qb7 25.Qf3 cxb4 26.cxb4 Ng5 27.Qh5 Rec8 28.axb5 Bxb5 > ² (0.66) Depth: 15/41 00:12:40 494281kN > >(Blass, Tel-aviv 07.09.2001) > >> >> >>Move 29 Qf2 T=149s >>[D]r1rqnbk1/3b1pp1/p6p/1p1Pp3/PPp1P3/R1P1B1NP/2B3P1/R4QK1 w > >Deep Fritz likes 29.Qf2 after a short time and does not change >it's mind. >r1rqnbk1/3b1pp1/p6p/1p1Pp3/PPp1P3/R1P1B1NP/2B3P1/R4QK1 w - - 0 1 > >Analysis by Deep Fritz: > >29.axb5! > ² (0.63) Depth: 1/3 00:00:00 >29.axb5 axb5 30.Nf5 Rxa3 > ² (0.69) Depth: 2/11 00:00:00 >29.axb5 axb5 30.Nf5 Nf6 > ² (0.59) Depth: 3/14 00:00:00 1kN >29.axb5 axb5 30.Nf5 Rxa3 31.Rxa3 Nf6 > ² (0.47) Depth: 4/15 00:00:00 3kN >29.Qf3! > ² (0.50) Depth: 4/18 00:00:00 7kN >29.Qf3! a5 > ² (0.53) Depth: 4/18 00:00:00 8kN >29.Qf3 a5 30.axb5 axb4 31.Rxa8 Rxa8 32.Rxa8 Qxa8 33.cxb4 > ² (0.53) Depth: 5/19 00:00:00 15kN >29.axb5! > ² (0.56) Depth: 5/19 00:00:00 18kN >29.axb5! axb5 30.Nf5 Rxa3 31.Rxa3 Nf6 > ² (0.59) Depth: 5/19 00:00:00 21kN >29.axb5 axb5 30.Nf5 Nd6 31.Qf3 Nxf5 32.exf5 Bd6 > ² (0.50) Depth: 6/18 00:00:00 40kN >29.axb5 axb5 30.Nf5 Nd6 31.Qf3 Nxf5 32.exf5 Rxa3 33.Rxa3 Bd6 > ² (0.38) Depth: 7/22 00:00:00 147kN >29.Qf3! > ² (0.41) Depth: 7/22 00:00:00 158kN >29.Qf3! Nd6 30.Nf5 a5 31.axb5 Nxb5 32.Rxa5 Nxc3 33.Rxa8 > ² (0.47) Depth: 7/25 00:00:00 192kN >29.Qf3 a5 30.axb5 axb4 31.Rxa8 Rxa8 32.Rxa8 Qxa8 33.cxb4 Bxb4 34.b6 Nd6 > ² (0.28) Depth: 8/26 00:00:00 468kN >29.axb5! > ² (0.31) Depth: 8/26 00:00:00 511kN >29.axb5! axb5 30.Nf5 Nd6 31.Qf3 Rxa3 32.Rxa3 Ra8 > ² (0.44) Depth: 8/26 00:00:01 574kN >29.Nf5! > ² (0.47) Depth: 8/26 00:00:01 675kN >29.Nf5 Nd6 30.Qf3 a5 31.axb5 Nxb5 32.Rxa5 Nxc3 33.Bxh6 Bc5+ 34.Be3 Bxb4 > ² (0.38) Depth: 9/27 00:00:02 1236kN >29.Qf2! > ² (0.41) Depth: 9/27 00:00:02 1602kN >29.Qf2 Nd6 30.Bb6 Qe8 31.Nf5 Nxf5 32.exf5 a5 33.Bxa5 Rxa5 34.bxa5 Bxa3 > ² (0.41) Depth: 10/29 00:00:05 3199kN >29.Qf2 Nd6 30.Bb6 Qe8 31.Nf5 Nxf5 32.exf5 a5 33.Bxa5 Rxa5 34.bxa5 Bxa3 > ² (0.41) Depth: 11/31 00:00:09 5877kN >29.Qf2 Nd6 30.Bb6 Qe8 31.R3a2 Be7 32.Nf5 Bxf5 33.exf5 e4 34.axb5 axb5 > ² (0.47) Depth: 12/32 00:00:23 15594kN >29.Qf2 Nd6 30.Bb6 Qe8 31.R3a2 Be7 32.Nf5 Nxf5 33.exf5 Bf6 34.axb5 axb5 > ² (0.44) Depth: 13/34 00:00:50 33690kN >29.Qf2 Nd6 30.Bb6 Qe8 31.R3a2 Be7 32.Nh5 f5 33.Ng3 f4 34.Nf5 > ² (0.41) Depth: 14/37 00:02:06 84723kN >29.Qf2 Nd6 30.Bb6 Qe8 31.Qf3 Rab8 32.a5 Qe7 33.Rf1 Qg5 34.Ba7 > ² (0.41) Depth: 15/39 00:07:14 296599kN > >> >>Move 33 Nf5 T=182s >>[D]r1r1qbk1/3b1pp1/p2n3p/1pBPp3/PPp1P3/2P3NP/R1B2QP1/R5K1 w > >Deep Fritz can find 33.Nf5 at tournament time control > >r1r1qbk1/3b1pp1/p2n3p/1pBPp3/PPp1P3/2P3NP/R1B2QP1/R5K1 w - - 0 1 > >Analysis by Deep Fritz: > >33.Bxd6 Bxd6 34.axb5 > = (0.00) Depth: 1/9 00:00:00 >33.axb5! > ² (0.50) Depth: 1/9 00:00:00 >33.axb5 Nxb5 34.Bxf8 Qxf8 > ² (0.53) Depth: 2/13 00:00:00 >33.axb5 Nxb5 34.Bxf8 Qxf8 35.Qf3 > ² (0.56) Depth: 3/14 00:00:00 1kN >33.axb5 Nxb5 34.Qe3 Bxc5 35.bxc5 Qe7 > ² (0.44) Depth: 4/17 00:00:00 5kN >33.axb5 axb5 34.Ra5 Be7 35.Nf5 Nxf5 36.exf5 Rxa5 > ² (0.41) Depth: 5/19 00:00:00 29kN >33.axb5 axb5 34.Nf5 Nxf5 35.exf5 Rxa2 36.Rxa2 Ra8 37.Be4 Rxa2 > ² (0.44) Depth: 6/20 00:00:00 77kN >33.axb5 axb5 34.Nf5 Nxf5 35.exf5 Rxa2 36.Rxa2 Ra8 37.Be4 Rxa2 38.Qxa2 > ² (0.44) Depth: 7/23 00:00:00 198kN >33.axb5 axb5 34.Nf5 Nxf5 35.exf5 Rxa2 36.Rxa2 Ra8 37.Be4 Rxa2 38.Qxa2 Be7 > ² (0.34) Depth: 8/22 00:00:00 423kN >33.Nf5! > ² (0.38) Depth: 8/27 00:00:01 753kN >33.Nf5! Nxf5 34.exf5 a5 35.axb5 axb4 36.cxb4 Rxa2 37.Rxa2 Bxb5 > ² (0.41) Depth: 8/27 00:00:01 811kN >33.Nf5 Nxf5 34.exf5 a5 35.axb5 axb4 36.cxb4 Rxa2 37.Rxa2 Bxb5 38.Qe3 Qd8 > = (0.25) Depth: 9/26 00:00:01 1100kN >33.axb5! > ² (0.28) Depth: 9/26 00:00:01 1264kN >33.Nh5! > ² (0.31) Depth: 9/31 00:00:03 2360kN >33.Nh5 f5 34.Ng3 f4 35.Bxd6 Bxd6 36.Nf5 Bf8 37.axb5 axb5 38.Qf3 Rd8 > ² (0.31) Depth: 10/30 00:00:06 4626kN >33.axb5! > ² (0.34) Depth: 10/30 00:00:07 4963kN >33.axb5 axb5 34.Ra6 Nb7 35.Bxf8 Qxf8 36.Qb6 Rab8 37.Ra7 Nd6 38.Qe3 Ra8 > ² (0.41) Depth: 11/29 00:00:12 8711kN >33.Qf3! > ² (0.44) Depth: 11/30 00:00:19 13810kN >33.Qf3! a5 34.Nh5 axb4 35.Bxd6 b3 36.Qg3 Kh7 37.Bxf8 Qxf8 38.Bxb3 cxb3 > ² (0.50) Depth: 11/33 00:00:29 20043kN >33.Qf3 a5 34.axb5 axb4 35.Bxb4 Rxa2 36.Rxa2 Rb8 37.Ba4 Bxb5 38.Bxb5 Rxb5 > = (0.22) Depth: 12/31 00:00:37 26035kN >33.axb5! > = (0.25) Depth: 12/31 00:00:39 27275kN >33.axb5! axb5 34.Ra6 Nb7 35.Bxf8 Qxf8 36.Qb6 Rab8 37.Ra7 Nd6 38.Qe3 Ra8 > ² (0.41) Depth: 12/31 00:00:46 32327kN >33.axb5 axb5 34.Ra6 Nb7 35.Ba7 Rd8 36.Nf5 g6 37.Qg3 Kh7 38.Ne3 Nd6 > ² (0.38) Depth: 13/32 00:01:16 54329kN >33.Nf5! > ² (0.41) Depth: 13/36 00:01:42 72656kN >33.Nf5! Nxf5 34.exf5 a5 35.axb5 axb4 36.cxb4 Rxa2 37.Rxa2 Bxb5 38.f6 Bxc5 > ² (0.44) Depth: 13/36 00:01:52 79390kN >33.Nf5 Nxf5 34.exf5 a5 35.axb5 axb4 36.cxb4 Rxa2 37.Rxa2 Bxb5 38.f6 Qd8 > ² (0.44) Depth: 14/34 00:02:40 114002kN >33.Nf5 Nxf5 34.exf5 a5 35.axb5 axb4 36.cxb4 Rxa2 37.Rxa2 Bxb5 38.f6 Bxc5 > ² (0.56) Depth: 15/39 00:06:37 282390kN > >The bottom line Deeper blue does not impress me. >There was only one position when maybe >Deeper blue is better than Deep Fritzand I am not sure about it >because it is nopt clear to me that Rec1 is the right move. > >If Deep fritz converges to Rec1 only >after many hours then it is going to be the first evidence that may >help me to change my mind and to believe that deeper blue is better >than Deep Fritz on the best hardware of today. > >I prefer that other people do the analysis with Deep Fritz >because my hardware is not the fastest but unfortunately people >are not interested to try to prove that I am wrong so I am afraid >that I will have to try to prove that my opinion about Deeper blue >is wrong without help from other people. > >Uri Your hardware is fine, PIII 800 is very fast, but I will run the position(Rec1) that you did not find with some programs and see what they find. I don't know how we can tell for sure that Deep Blue's moves are the best moves. (Unless your one of the people that think Deep Blue is a Chess god.)
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