Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Deep Blue----not true

Author: Vincent Diepeveen

Date: 06:12:29 06/11/03

Go up one level in this thread


On June 11, 2003 at 00:28:29, K. Burcham wrote:

As proven 37.Qb6 WINS whereas 37.Be4?! which many programs in past times also
wanted to play, like crafty and diep at the first plies until they reach deeper
plies there than Deep Blue, that Be4 move is caused by big penalty for opposite
bishops in endgame after Qb6.

However the opposite bishop endgame is simply won after Qb6.

>
>we can say that with todays hardware, todays programs wont play
>36.axb5 axb5 37.Be4 in tournament time control. there are several programs that
>will play these three moves if given enough time, for example, Deep Sjeng 1.5 in
>8 hours.
>
>Kasparov thought that any program would play 36.Qb6 and go after the pawns.
>Kasparov thought that there was human GM interference during the game, and that
>no program would play 37.Be4 to block blacks pawn advance to e4.
>Kasparov said these were strictly human moves.
>
>I am a big fan of game two also. there are many other Deep Blue positions that
>are interesting.
>
>
>Deep Blue
>Game 2
>looking for 36.axb5 axb5 with a follow up in same line of Deep Blue move 36.Be4
>
> [D] r1r1q1k1/6p1/p2b1p1p/1p1PpP2/PPp5/2P4P/R1B2QP1/R5K1 w - - 0 1
>
>Deep Sjeng 1.5
>
>00:00:00.0	0.14	3	916	axb5 axb5 Ra7 e4
>00:00:00.0	0.18	3	1389	Qb6 Rd8 Rd1
>00:00:00.1	0.43	4	2428	Qb6 Rd8 Be4 bxa4
>00:00:00.1	0.65	5	4298	Qb6 Rd8 Be4 Rac8 Qxa6
>00:00:00.1	1.05	6	10991	Qb6
>00:00:00.2	1.23	6	18084	Qb6 Qd7 axb5 Rab8 Qxa6 Rxb5
>00:00:00.4	1.63	7	63906	Qb6
>00:00:00.5	1.70	7	103168	Qb6 Qf8 axb5 Rcb8 Qc6 Rxb5 Qxc4 Rc8
>00:00:00.9	1.76	8	205205	Qb6 Rd8 axb5 Rab8 Qxa6 Qxb5 Ra5 Qxa6
>00:00:01.5	1.87	9	434730	Qb6 Rd8 axb5 axb5 Rxa8 Rxa8 Rxa8 Qxa8 Qxd6 Qa1+ Kh2
>Qxc3 Bd1 Qd3 Qd8+
>00:00:02.1	1.58	10	675737	Qb6 Rd8 axb5 axb5 Rxa8 Rxa8 Rxa8 Qxa8 Qxd6 Qa1+ Kh2
>Qxc3 Bb1 Qe1 Bc2 Kh7
>00:00:06.7	1.66	11	2778737	Qb6 Rd8 Be4 Qd7 axb5 Rab8 Qxa6 Rxb5 Rd1 Rc8 Qa7 Rb7
>Qe3 Re8
>00:00:14.1	1.82	12	7356866	Qb6 Rd8 Be4 Rac8 Qxa6 bxa4 Qxa4 Qh5 Qa7 Qg5 Qf2 Re8
>Ra7 Rb8 Qe2
>00:00:29.3	1.85	13	17633035	Qb6 Rd8 Be4 Rac8 Qxa6 bxa4 Qxa4 Qh5 Qa7 Qg5 Qf2 Re8
>Ra7 Rb8 Qe1 Rbc8 Rb1 Rc7 Rxc7
>00:00:58.0	1.86	14	37368960	Qb6 Rd8 Be4 Rac8 Qxa6 bxa4 Qxa4 Qh5 Qa7 Qg5 Qf2 Rc7
>Rb2 Rb8 Kh2 Re8 b5 Rb7 Kg1
>00:02:36.3	1.92	15	101930093	Qb6 Rd8 Be4 Rac8 Qxa6 bxa4 Qxa4 Rd7 Rb1 Qd8 Qa6 Re7
>Kh2 Rec7 b5 Qd7 b6 Rb7
>00:05:13.5	1.81	16	202236169	Qb6 Rd8 Be4 Kh7 axb5 axb5 Rxa8 Rxa8 Rxa8 Qxa8 Qxd6
>Qa1+ Kh2 Qc1 g3 Qxc3 Qc7 Qxb4 d6 Qd2+ Bg2 c3
>00:15:57.3	1.41	17	615522425	Qb6
>00:24:10.7	1.38	17	906419035	Qb6 Qe7 axb5 Rab8 Qxa6 e4 Bxe4 Re8 Re2 Qe5 Ra5 Qh2+
>Kf1 Qf4+ Bf3 Qc1+ Kf2 Rxe2+ Bxe2 Qf4+
>00:52:02.1	1.14	18	1923827531	Qb6 Qe7 axb5 Rab8 Qxa6 e4 Bxe4 Re8 Kf1 Ra8 Qxa8
>Qxe4 Qa4 Qd3+ Kg1 Qe3+ Rf2 Bg3 Qc2 Bxf2+ Qxf2 Qxc3 Rd1 Qxb4 b6 c3 d6
>01:50:37.7	0.74	19	-268693714	Qb6
>04:44:48.6	0.25	19	1581270505	Qb6 Qe7 axb5 Rab8 Qe3 axb5 Be4 Qd8 Qa7 Bc7 Kh1 Rb6
>Ra6 Rcb8 Rxb6 Rxb6 g3 Bd6
>05:04:07.5	0.61	19	-1989327933	axb5 axb5 Qb6 Rxa2 Rxa2 Ra8 Ra5 Rxa5 bxa5 Qb8
>Qxb8+ Bxb8 g3 Kf7 Kg2 Ke7 Kf3 Ba7 Ke4 Kd7 a6 Ke7
>05:30:25.7	0.61	20	-949424887	axb5 axb5 Qb6 Rxa2 Rxa2 Ra8 Ra5 Rxa5 bxa5 Qb8
>Qxb8+ Bxb8 Kf2 Kf7 Kf3 Ke7 g4 Ba7 a6
>08:21:20.9	0.31	21	1080918576	axb5 axb5 Be4 Qd8 g3 Rab8 Kh1 Bc7 Qa7 Rb6 Ra6 Rcb8
>Rxb6 Rxb6 Ra6 Rxa6 Qxa6
>15:49:27.8	0.33	22	831099418	axb5 axb5 Be4 Qd8 g3 Rxa2 Qxa2 Bc7 Qa6 Rb8 Kh1 Rb6
>Qa5 Qe8 Qa7 Qd7 Qa2
>
>
>Deep Fritz 7:
>
>36.Qb6 Bc7 37.Qe6+ Qxe6 38.fxe6 Rcb8 39.axb5 Rxb5 40.Be4 Bd6 41.Rxa6 Rxa6
>  +-  (1.50)   Depth: 9/21   00:00:00  528kN
>36.Qb6 Bc7 37.Qe6+ Qxe6 38.fxe6 Rcb8 39.axb5 Rxb5 40.Be4 Bd6 41.Rxa6 Rxa6
>42.Rxa6
>  +-  (1.50)   Depth: 10/25   00:00:00  957kN
>36.Qb6 Rd8 37.Be4 Be7 38.axb5 Rd6 39.Qa5 Bd8 40.Qa4 Bb6+ 41.Kh2 Rad8 42.bxa6 Qh5
>  +-  (1.50)   Depth: 11/31   00:00:01  2817kN
>36.Qb6 Rd8 37.Be4 Be7 38.axb5 Rd6 39.Qa5 Bd8 40.Qa4 Bb6+ 41.Kh2 Qh5 42.Qc2 Qg5
>43.bxa6
>  +-  (1.56)   Depth: 12/34   00:00:03  5974kN
>36.Qb6 Rd8 37.Be4 Be7 38.axb5 Rd6 39.Qa5 Bd8 40.Qa4 Bb6+ 41.Kh2 Qh5 42.Qc2 Qg5
>43.bxa6
>  +-  (1.56)   Depth: 13/34   00:00:07  11815kN
>36.Qb6 Rd8 37.Be4 Be7 38.axb5 Rd6 39.Qa5 Bd8 40.Qa4 Bb6+ 41.Kh2 Qh5 42.Qc2 Qg5
>43.bxa6
>  +-  (1.56)   Depth: 14/35   00:00:15  24297kN
>36.Qb6 Qe7 37.axb5 Rab8 38.Qxa6 e4 39.Re1 Qd8 40.Raa1 Ra8 41.Qb7 Rab8 42.Qa7 Be5
>43.Qe3 Qxd5
>  +-  (1.41)   Depth: 15/39   00:00:48  78322kN
>36.Qb6 Qe7 37.axb5 Rab8 38.Qxa6 e4 39.Re1 Qd8 40.Raa1 Ra8 41.Qb7 Rab8 42.Qa7 Be5
>43.Qe3 Qxd5
>  +-  (1.41)   Depth: 16/42   00:01:25  140369kN
>36.Qb6 Qe7 37.axb5 Rab8 38.Qxa6 e4 39.Re1 Qd8 40.Raa1 Ra8 41.Qb7 Rab8 42.Qa7 Be5
>43.Qe3
>  ±  (1.34)   Depth: 17/44   00:03:13  318837kN
>36.Qb6--
>  ±  (1.06)   Depth: 18/48   00:10:35  1036736kN
>36.Qb6 Qe7 37.axb5 Rab8 38.Qxa6 e4 39.Bxe4 Qe5 40.Kf1 Rd8 41.Re2 Qxc3 42.Rae1
>Bxb4 43.Qe6+
>  ±  (1.03)   Depth: 18/67   00:14:22  1404440kN
>36.Qb6 Qe7 37.axb5 Rab8 38.Qf2 axb5 39.Be4 Qd8 40.Ra6 Ra8
>  ±  (1.00)   Depth: 19/47   00:23:53  2361536kN
>36.axb5!
>  ±  (1.03)   Depth: 19/50   00:32:29  3231345kN
>36.axb5 axb5 37.Qb6 Rxa2 38.Rxa2 Bc7 39.Qe6+ Kf8 40.Ra6 Qxe6 41.dxe6 Rb8 42.Be4
>Bb6+ 43.Kf1 Ke7 44.Bc6 Bc7 45.Ra7 Kd6
>  ±  (1.03)   Depth: 20/49   00:46:25  4637396kN
>36.axb5 axb5 37.Qb6 Rxa2 38.Rxa2 Ra8 39.Rxa8
>  ±  (1.03)   Depth: 21/59   01:25:19  8617931kN
>36.axb5 axb5 37.Qb6 Rxa2 38.Rxa2 Ra8 39.Rxa8
>  ±  (1.03)   Depth: 22/56   03:06:22  18833456kN
>36.axb5 axb5 37.Qb6 Rxa2 38.Rxa2 Ra8 39.Rxa8
>  ±  (1.03)   Depth: 23/61   07:27:28  45442517kN
>36.axb5 axb5 37.Qb6 Rxa2 38.Rxa2 Ra8 39.Rxa8
>  ±  (1.03)   Depth: 24/64   19:43:00  119557794kN
>
>kburcham



This page took 0 seconds to execute

Last modified: Thu, 15 Apr 21 08:11:13 -0700

Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.