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Subject: Re: Deep Blue's 36.axb5 and 37.Be4 controversy.

Author: emerson tan

Date: 04:54:37 07/30/03

Go up one level in this thread


On July 29, 2003 at 08:32:26, Uri Blass wrote:

>On July 29, 2003 at 08:23:55, emerson tan wrote:
>
>>Deep Blue's 36.axb5 and 37.Be4 in game 2 of the match in 1997 along with Deep
>>Blue's 11...h5 in game 5 are the moves that made Kaparov to imply that there was
>>human intervention.
>>
>>Kasparov doesnt believe that Deep Blue or any other chess program can play moves
>>like those mentioned.
>>
>>I tried the positions on Deep Fritz 7 and Junior 5 and here are the results:
>>
>>Comp Deep Blue - Kasparov,G
>>[D]r1r1q1k1/6p1/3b1p1p/1p1PpP2/1Pp5/2P4P/R1B2QP1/R5K1 w - - 0 1
>>
>>Analysis by Deep Fritz 7:
>>
>>37.Qb6 Rxa2 38.Rxa2 Bc7 39.Qa6 Rd8 40.Qb7 Bb8 41.Be4 Bd6 42.Ra7
>>  ±  (0.75)   Depth: 9/20   00:00:00  245kN
>>37.Qb6 Bc7 38.Qe6+ Qxe6 39.dxe6 Rxa2 40.Rxa2 Kf8 41.Kf1 Bb6 42.Ra6 Be3 43.Be4
>>  ²  (0.69)   Depth: 10/28   00:00:00  428kN
>>37.Be4!
>>  ±  (0.72)   Depth: 10/28   00:00:00  488kN
>>37.Be4 Rxa2 38.Qxa2 Rd8 39.Qa6 Qd7 40.Qb6 Bc7 41.Qe6+ Qxe6 42.dxe6 Bb6+ 43.Kf1
>>Kf8 44.Ke2 Ke7
>>  ±  (0.75)   Depth: 11/31   00:00:02  1729kN
>>37.Be4 Rxa2 38.Qxa2 Rd8 39.Qa6 Qd7 40.Qb6 Bc7 41.Qc5 Bd6 42.Qe3 Qe8 43.Ra5 Rb8
>>44.Kh2 Qh5 45.Ra7
>>  ±  (0.72)   Depth: 12/31   00:00:04  3158kN
>>37.Be4 Rcb8 38.Ra6 Qd8 39.Kh2 Qc8 40.R6a5 Rxa5 41.Rxa5 Qd8 42.Qg3 Qd7 43.Qg6
>>  ±  (0.81)   Depth: 13/34   00:00:16  12565kN
>>37.Be4 Rcb8 38.Ra6 Qd8 39.Kh2 Rxa6 40.Rxa6 Kh8 41.Kh1 Kg8 42.Qa7
>>  ±  (0.84)   Depth: 14/39   00:00:34  26570kN
>>37.Be4 Rcb8 38.Ra6 Qd8 39.Kh2 Rxa6 40.Rxa6 Kh8 41.Kh1 Kg8 42.Qa7 Rb6 43.Rxb6
>>  ±  (0.84)   Depth: 15/37   00:00:50  40088kN
>>37.Be4 Rcb8 38.Ra6 Qd8 39.Kh2 Rxa6 40.Rxa6 Kh8 41.Kh1 Kg8 42.Qa7 Bf8 43.Kg1
>>  ±  (0.84)   Depth: 16/40   00:01:24  67869kN
>>37.Be4 Rcb8 38.Ra6 Qd8 39.Kh2 Rxa6 40.Rxa6 Kh8 41.Kh1 Kg8 42.Qa7 Bf8 43.Kg1 Bd6
>>44.Kh2
>>  ±  (0.84)   Depth: 17/47   00:02:34  126289kN
>>37.Be4 Rcb8 38.Ra6 Qd8 39.Kh2 Rxa6 40.Rxa6 Kh8 41.Kh1 Kg8 42.Qa7 Bf8 43.Kg1 Bd6
>>44.Kh2
>>  ±  (0.84)   Depth: 18/48   00:05:29  269014kN
>>37.Be4 Rcb8 38.Ra6 Qd8 39.Kh2 Rxa6 40.Rxa6 Rb7 41.Qg3 Rb8 42.Qe3 Kf8 43.Qa7
>>  ±  (0.84)   Depth: 19/48   00:10:24  516602kN
>>37.Be4 Rcb8 38.Ra6 Qd8 39.Kh2 Rxa6 40.Rxa6 Rb7 41.Qg3 Rb8 42.Qe3 Rb7 43.Rc6 Kh7
>>44.Kh1 Rb8
>>  ±  (0.84)   Depth: 20/52   00:21:52  1082064kN
>>37.Be4 Rcb8 38.Ra6 Qd8 39.Kh2 Rxa6 40.Rxa6 Rb7 41.Qg3 Rb8 42.Qe3 Rb7 43.Rc6 Kh7
>>44.Kh1 Kg8 45.Ra6
>>  ±  (0.84)   Depth: 21/55   00:45:23  2255740kN
>>37.Be4 Rcb8 38.Ra6 Qd8 39.Kh2 Rxa6 40.Rxa6 Rb7 41.Qg3 Rb8 42.Qe3 Rb7 43.Rc6 Kh7
>>44.Kh1 Kg8 45.Ra6
>>  ±  (0.84)   Depth: 22/59   01:39:26  4936283kN
>>37.Be4 Rcb8 38.Ra6 Qd8 39.Kh2 Rxa6 40.Rxa6 Rb7 41.Qg3 Rb8 42.Qe3 Rb7 43.Rc6 Kh7
>>44.Kg1 Kg8
>>  ±  (0.84)   Depth: 23/65   03:51:24  11313418kN
>>37.Be4 Rcb8 38.Ra6 Qd8 39.Kh2 Rxa6 40.Rxa6 Rb7 41.Qg3 Rb8 42.Qe3 Rb7 43.Rc6 Kh7
>>44.Kg1 Bb8
>>  ±  (0.84)   Depth: 24/76   09:47:23  28378832kN
>>
>>(, MyTown 26.07.2003)
>>
>>
>>Comp Deep Blue - Kasparov,G
>>[D]r1r1q1k1/6p1/3b1p1p/1p1PpP2/1Pp5/2P4P/R1B2QP1/R5K1 w - - 0 1
>>
>>Analysis by Deep Fritz 7:
>>
>>37.Qb6 Rxa2 38.Rxa2 Bc7 39.Qa6 Rd8 40.Qb7 Bb8 41.Be4 Bd6 42.Ra7
>>  ±  (0.75)   Depth: 9/20   00:00:00  245kN
>>37.Qb6 Bc7 38.Qe6+ Qxe6 39.dxe6 Rxa2 40.Rxa2 Kf8 41.Kf1 Bb6 42.Ra6 Be3 43.Be4
>>  ²  (0.69)   Depth: 10/28   00:00:00  428kN
>>37.Be4!
>>  ±  (0.72)   Depth: 10/28   00:00:00  488kN
>>37.Be4 Rxa2 38.Qxa2 Rd8 39.Qa6 Qd7 40.Qb6 Bc7 41.Qe6+ Qxe6 42.dxe6 Bb6+ 43.Kf1
>>Kf8 44.Ke2 Ke7
>>  ±  (0.75)   Depth: 11/31   00:00:02  1729kN
>>37.Be4 Rxa2 38.Qxa2 Rd8 39.Qa6 Qd7 40.Qb6 Bc7 41.Qc5 Bd6 42.Qe3 Qe8 43.Ra5 Rb8
>>44.Kh2 Qh5 45.Ra7
>>  ±  (0.72)   Depth: 12/31   00:00:04  3158kN
>>37.Be4 Rcb8 38.Ra6 Qd8 39.Kh2 Qc8 40.R6a5 Rxa5 41.Rxa5 Qd8 42.Qg3 Qd7 43.Qg6
>>  ±  (0.81)   Depth: 13/34   00:00:16  12565kN
>>37.Be4 Rcb8 38.Ra6 Qd8 39.Kh2 Rxa6 40.Rxa6 Kh8 41.Kh1 Kg8 42.Qa7
>>  ±  (0.84)   Depth: 14/39   00:00:34  26570kN
>>37.Be4 Rcb8 38.Ra6 Qd8 39.Kh2 Rxa6 40.Rxa6 Kh8 41.Kh1 Kg8 42.Qa7 Rb6 43.Rxb6
>>  ±  (0.84)   Depth: 15/37   00:00:50  40088kN
>>37.Be4 Rcb8 38.Ra6 Qd8 39.Kh2 Rxa6 40.Rxa6 Kh8 41.Kh1 Kg8 42.Qa7 Bf8 43.Kg1
>>  ±  (0.84)   Depth: 16/40   00:01:24  67869kN
>>37.Be4 Rcb8 38.Ra6 Qd8 39.Kh2 Rxa6 40.Rxa6 Kh8 41.Kh1 Kg8 42.Qa7 Bf8 43.Kg1 Bd6
>>44.Kh2
>>  ±  (0.84)   Depth: 17/47   00:02:34  126289kN
>>37.Be4 Rcb8 38.Ra6 Qd8 39.Kh2 Rxa6 40.Rxa6 Kh8 41.Kh1 Kg8 42.Qa7 Bf8 43.Kg1 Bd6
>>44.Kh2
>>  ±  (0.84)   Depth: 18/48   00:05:29  269014kN
>>37.Be4 Rcb8 38.Ra6 Qd8 39.Kh2 Rxa6 40.Rxa6 Rb7 41.Qg3 Rb8 42.Qe3 Kf8 43.Qa7
>>  ±  (0.84)   Depth: 19/48   00:10:24  516602kN
>>37.Be4 Rcb8 38.Ra6 Qd8 39.Kh2 Rxa6 40.Rxa6 Rb7 41.Qg3 Rb8 42.Qe3 Rb7 43.Rc6 Kh7
>>44.Kh1 Rb8
>>  ±  (0.84)   Depth: 20/52   00:21:52  1082064kN
>>37.Be4 Rcb8 38.Ra6 Qd8 39.Kh2 Rxa6 40.Rxa6 Rb7 41.Qg3 Rb8 42.Qe3 Rb7 43.Rc6 Kh7
>>44.Kh1 Kg8 45.Ra6
>>  ±  (0.84)   Depth: 21/55   00:45:23  2255740kN
>>37.Be4 Rcb8 38.Ra6 Qd8 39.Kh2 Rxa6 40.Rxa6 Rb7 41.Qg3 Rb8 42.Qe3 Rb7 43.Rc6 Kh7
>>44.Kh1 Kg8 45.Ra6
>>  ±  (0.84)   Depth: 22/59   01:39:26  4936283kN
>>37.Be4 Rcb8 38.Ra6 Qd8 39.Kh2 Rxa6 40.Rxa6 Rb7 41.Qg3 Rb8 42.Qe3 Rb7 43.Rc6 Kh7
>>44.Kg1 Kg8
>>  ±  (0.84)   Depth: 23/65   03:51:24  11313418kN
>>37.Be4 Rcb8 38.Ra6 Qd8 39.Kh2 Rxa6 40.Rxa6 Rb7 41.Qg3 Rb8 42.Qe3 Rb7 43.Rc6 Kh7
>>44.Kg1 Bb8
>>  ±  (0.84)   Depth: 24/76   09:47:23  28378832kN
>>
>>(, MyTown 27.07.2003)
>>
>>Kasparov,G - Comp Deep Blue
>>[D]r2qk2r/pp3ppp/2p1pn2/4n3/1b6/3P2PP/PPPN1PB1/R1BQK2R b KQkq - 0 1
>>
>>Analysis by Junior 5.0:
>>
>>11...Qa5 12.0-0
>>  ³  (-0.62)   Depth: 3   00:00:00  1kN
>>11...Qa5 12.d4 Ng6 13.c3 Bd6
>>  ³  (-0.39)   Depth: 6   00:00:00  8kN
>>11...Qd4 12.a3 Bxd2+ 13.Qxd2 Rd8
>>  ³  (-0.47)   Depth: 6   00:00:00  21kN
>>11...Qd4 12.a3 Bxd2+ 13.Qxd2 Rd8
>>  ³  (-0.47)   Depth: 6   00:00:00  23kN
>>11...Qd4 12.0-0 Bxd2 13.Qxd2 0-0-0 14.Qg5
>>  =  (-0.21)   Depth: 9   00:00:00  70kN
>>11...0-0 12.a3 Ba5 13.b4 Bb6 14.0-0 Qd4
>>  ³  (-0.31)   Depth: 9   00:00:00  111kN
>>11...0-0 12.a3 Ba5 13.b4 Bb6 14.0-0 Qd4
>>  ³  (-0.31)   Depth: 9   00:00:01  434kN
>>11...0-0 12.0-0 Ned7 13.c3 Be7 14.d4 e5
>>  =  (-0.21)   Depth: 12   00:00:01  838kN
>>11...0-0 12.0-0 Ned7 13.c3 Be7 14.d4 e5
>>  =  (-0.21)   Depth: 12   00:00:05  5059kN
>>11...0-0 12.0-0 Ba5 13.Ne4 Ned7 14.Bg5 e5 15.d4
>>  =  (-0.14)   Depth: 15   00:00:07  7238kN
>>11...h5 12.Qe2 Bd6 13.d4 Ng6 14.Be4 Nxe4 15.Nxe4 Bc7 16.Be3 Ba5+ 17.Bd2 e5
>>  =  (-0.24)   Depth: 15   00:00:20  19835kN
>>11...h5 12.Qe2 Bd6 13.d4 Ng6 14.Be4 Nxe4 15.Nxe4 Bc7 16.Be3 Ba5+ 17.Bd2 e5
>>  =  (-0.24)   Depth: 15   00:00:51  47571kN
>>11...h5 12.Qe2 Ng6 13.c3 Bd6 14.h4 0-0 15.0-0 Ng4 16.Bf3 N6e5
>>  =  (-0.15)   Depth: 17   00:01:22  77848kN
>>11...h5 12.Qe2 Ng6 13.c3 Bd6 14.h4 0-0 15.0-0 Ng4 16.Bf3 N6e5
>>  =  (-0.15)   Depth: 17   00:04:39  250610kN
>>11...h5 12.Qe2 Ng6 13.c3 Bd6 14.h4 0-0 15.0-0 Ng4 16.Bf3 N6e5
>>  =  (-0.15)   Depth: 18   00:05:31  298959kN
>>11...h5 12.Qe2 Ng6 13.c3 Bd6 14.h4 0-0 15.0-0 Ng4 16.Bf3 N6e5
>>  =  (-0.15)   Depth: 18   00:11:58  629071kN
>>11...h5 12.Qe2 Ng6 13.c3 Bd6 14.h4 0-0 15.Nc4 Be7 16.0-0 b5 17.Ne3 Qb6
>>  =  (-0.10)   Depth: 19   00:14:07  746855kN
>>11...h5 12.Qe2 Ng6 13.c3 Bd6 14.h4 0-0 15.Nc4 Be7 16.0-0 b5 17.Ne3 Qb6
>>  =  (-0.10)   Depth: 19   00:33:27  1757903kN
>>11...h5 12.Qe2 Bd6 13.Rf1 Qa5 14.d4 Ng6 15.c3 Qf5 16.Nc4 0-0-0 17.Ne3 Qb5
>>18.Qxb5 cxb5
>>  =  (-0.06)   Depth: 20   00:41:01  2184898kN
>>11...h5 12.Qe2 Bd6 13.Rf1 Qa5 14.d4 Ng6 15.c3 Qf5 16.Nc4 0-0-0 17.Ne3 Qb5
>>18.Qxb5 cxb5
>>  =  (-0.06)   Depth: 20   01:33:33  677195kN
>>11...h5 12.Qe2 Ng6 13.c3 Bd6 14.h4 Qd7 15.Ne4 0-0-0 16.Be3 Kb8 17.Nxf6 gxf6
>>18.a4
>>  =  (-0.05)   Depth: 21   01:46:57  1431959kN
>>11...h5 12.Qe2 Ng6 13.c3 Bd6 14.h4 Qd7 15.Ne4 0-0-0 16.Be3 Kb8 17.Nxf6 gxf6
>>18.a4
>>  =  (-0.05)   Depth: 21   03:59:12  4231602kN
>>11...h5 12.Qe2 Ng6 13.c3 Bd6 14.h4 Qd7 15.Ne4 0-0-0 16.Nxf6 gxf6 17.Be3 Kb8
>>18.Bf3 Bc7
>>  =  (-0.05)   Depth: 22   04:28:34  1610632kN
>>11...h5 12.Qe2 Ng6 13.c3 Bd6 14.h4 Qd7 15.Ne4 0-0-0 16.Nxf6 gxf6 17.Be3 Kb8
>>18.Bf3 Bc7
>>  =  (-0.05)   Depth: 22   09:01:24  3130210kN
>>11...h5 12.Qe2 Qc7 13.c3 Bd6 14.d4 Ng6 15.h4 0-0-0 16.0-0 e5 17.Ne4 Be7 18.Ng5
>>Rhf8 19.Qc4 Nd5 20.a4
>>  =  (-0.06)   Depth: 25   20:06:52  2794565kN
>>
>>(, MyTown 28.07.2003)
>>
>>It shows that given enough depth, some programs can replicate the moves.
>
>These programs are newer than 1997.
>
>For every position and every move it is possible to develop a program that is
>going to play the relevant move.
>
>I believe also that for every good move it is possible to generate modified
>crafty to play that move when the only modification is modifying weight in the
>evaluation(you only need to replace numbers in Crafty by different numbers)
>
>Uri


Deep Fritz was not develope to play deep blues moves, it can play any other
positions well.



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