Author: Jorge Pichard
Date: 10:29:30 03/06/02
Go up one level in this thread
On March 06, 2002 at 11:57:33, Roy Eassa wrote: What I was wondering was how simple it is for a GM like Gulko to memorize some of the openings in which these programs follow blindly into a lost position. Jorge > >I wonder how many programs' "book" lines lead to being mated by force (within a >horizon easily calculable by today's engines in under 30 seconds). > > > >On March 06, 2002 at 11:54:18, Roy Eassa wrote: > >> >>You are right about the first game (I haven't check the other one yet). Fritz >>follows its book right into being mated by force! >> >>1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 0-0 5.e4 d6 6.Be2 e5 7.0-0 Nc6 8.d5 Ne7 9.Ne1 >>Nd7 10.Nd3 f5 11.Bd2 Nf6 12.f3 f4 13.c5 g5 14.cxd6 cxd6 15.Rc1 Ng6 16.Nb5 Rf7 >>17.Qc2 Ne8 18.a4 h5 19.Nf2 Bd7 20.Qb3 Bf8 21.h3 Rg7 22.Rc2 Nh4 23.Rfc1 Nf6 >>24.Nc7 g4 >> >>[d]r2q1bk1/ppNb2r1/3p1n2/3Pp2p/P3Pppn/1Q3P1P/1PRBBNP1/2R3K1 w - - 0 24 >>25.Nxa8? loses, yet is a 'book' move >> >> [25.fxg4 hxg4 26.Bxg4 Nxg4 27.Nxg4 ±] >> >>25...gxh3 26.Qxb7 >> >> [26.Nc7 Rxg2+ 27.Kf1 >> (27.Kh1 Qe7 28.Ne6 Qe8 29.Nxf8 Kxf8 30.Be1 Qg6 31.Ng4 Nxg4 32.fxg4 Qxe4 >>-+) >> 27...h2 28.Ke1 Rg1+ 29.Bf1 Bh3 30.Ke2 Bxf1+ 31.Rxf1 Nxe4 32.fxe4 f3+ >> 33.Kd3 Rxf1 34.Ne6 Qb6 -+] >> >>26...Rxg2+ 27.Kh1 >> >> [27.Kf1 h2 28.Nh1 Rg1+ 29.Kf2 Nxe4+ 30.fxe4 Qg5 -+] >> >>27...Qe8 28.Be1 Qg6 forces mate >> >> >> >> >>On March 06, 2002 at 06:16:42, Jorge Pichard wrote: >> >>>The updated Shredder 6 is still Weaker than Fritz 7 in individual match. I will >>>continue this match up to 40 games. >>> >>>PS: I notice that some openings help the program to achieve up to 75% in winning >>>a game. Simply take a close look at the first two games. >>> >>> >>>Fritz 7 (2710) - Shredder 6 (2715) [E99] >>>Athlon 1.2 Ghz, 40'/40+40'/40+40' My Place (1), 05.03.2002 >>> >>>W=4.6 ply; 627kN/s >>>B=7.0 ply; 262kN/s >>> 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 0-0 5.e4 d6 6.Be2 e5 7.0-0 Nc6 8.d5 Ne7 9.Ne1 >>>Nd7 10.Nd3 f5 11.Bd2 Nf6 12.f3 f4 13.c5 g5 14.cxd6 cxd6 15.Rc1 Ng6 16.Nb5 Rf7 >>>17.Qc2 Ne8 18.a4 h5 19.Nf2 Bd7 20.Qb3 Bf8 21.h3 Rg7 22.Rc2 Nh4 23.Rfc1 Nf6 >>>24.Nc7 g4 25.Nxa8 gxh3 26.Qxb7 Rxg2+ 27.Kh1 Qe8 28.Be1 Qg6 Both last book move >>>29.Ng4 -#7/8 6 Nxg4 -#6/12 8 30.fxg4 -#6/7 0 Qxe4 -#5/12 2 31.Bd3 >>>-#4/6 0 Qf3 -#4/7 0 32.Bh7+ -#3/4 0 Kh8 -#3/5 0 33.Bf2 (Bxh4) -#2/3 >>>0 33...Rxf2+ -#2/3 0 34.Kg1 -#1/2 0 h2# -#1/1 0 0-1 >>> >>> >>> >>> >>>Shredder 6 (2715) - Fritz 7 (2710) [E99] >>>Athlon 1.2 Ghz, 40'/40+40'/40+40' My Place (2), 05.03.2002 >>> >>>W=19.2 ply; 301kN/s >>>B=4.5 ply; 506kN/s >>> 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 0-0 5.e4 d6 6.Be2 e5 7.0-0 Nc6 8.d5 Ne7 9.Ne1 >>>Nd7 10.Nd3 f5 11.Bd2 Nf6 12.f3 f4 13.c5 g5 14.cxd6 cxd6 15.Rc1 Ng6 16.Nb5 Rf7 >>>17.Qc2 Ne8 18.a4 h5 19.Nf2 Bd7 20.Qb3 Bf8 21.h3 Rg7 22.Rc2 Nh4 23.Rfc1 Nf6 >>>24.Nc7 g4 25.Nxa8 gxh3 26.Qxb7 Rxg2+ 27.Kh1 Qe8 28.Be1 Qg6 Both last book move >>>29.Ng4 -#6/23 2:24 Nxg4 -#7/7 3 30.fxg4 -#5/24 5:47 Qxe4 -#6/7 0 >>>31.Bd3 -#4/21 5:18 Qf3 -#4/5 0 32.Bh7+ -#3/17 3:25 Kh8 -#3/3 0 >>>33.Bxh4 -#2/18 4:15 Rxc2+ -#2/2 0 34.Kg1 -#1/7 0 Qg2# -#1/2 0 0-1 >>> >>> >>> >>> >>> >>>Fritz 7 (2710) - Shredder 6 (2715) [E19] >>>Athlon 1.2 Ghz, 40'/40+40'/40+40' My Place (3), 06.03.2002 >>> >>>W=15.1 ply; 676kN/s >>>B=14.7 ply; 296kN/s >>> 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.0-0 0-0 7.Nc3 Ne4 8.Qc2 Nxc3 >>>9.Qxc3 c5 10.Rd1 d6 11.b3 Nd7 12.Bb2 Bf6 13.Qc2 Qc7 14.e4 cxd4 15.Nxd4 a6 16.Rd2 >>>Rac8 17.Qd1 Rfe8 18.h4 Both last book move 18...Rcd8 -0.52/12 2:04 19.Qc2 >>>-0.09/14 3:23 Ne5 (Rf8) -0.43/13 1:55 20.Rad1 -0.06/14 3:03 Qc5 >>>-0.34/13 2:03 21.a3 0.06/13 2:49 Qc7 (Rc8) -0.25/12 2:46 22.Bc3 (Ne2) >>>0.00/13 1:17 22...Be7 -0.26/12 1:34 23.Bb4 (Ne2) 0.09/13 1:26 23...h6 >>>(Rc8) -0.27/12 2:33 24.Bc3 (a4) 0.06/14 3:18 24...Ng4 -0.22/12 2:32 >>>25.Bb2 (Ne2) 0.19/13 1:45 25...Rc8 -0.32/12 1:34 26.Qd3 (Bh3) 0.16/14 >>>2:35 26...Ne5 -0.10/12 1:11 27.Qe3 (Qe2) 0.19/13 1:31 27...Nd7 (Rcd8) >>>-0.12/12 1:26 28.Ne2 0.22/12 1:02 Qc6 (Nc5) -0.04/11 2:08 29.Qd4 >>>0.28/11 1:05 Nf6 -0.01/12 1:58 30.Qd3 (Qe3) 0.22/13 2:59 30...Red8 >>>-0.09/12 59 31.Nd4 (Qe3) 0.19/12 1:24 31...Qc7 -0.14/12 34 32.f4 (Ne2) >>>0.13/13 1:50 32...Nd7 -0.09/12 4:07 33.Qe2 (Ne2) 0.13/12 1:04 33...Nc5 >>>-0.23/12 1:46 34.b4 (Kh2) 0.31/13 1:27 34...Na4 (Nd7) 0.14/13 2:54 >>>35.Ba1 0.47/13 3:13 Bf8 (Qxc4) 0.25/12 1:28 36.Rc2 0.50/12 56 Re8 (Qd7) >>> 0.29/12 44 37.h5 (Qg4) 0.50/11 45 37...Qd7 0.48/11 48 38.Rcc1 0.50/13 >>>49 Rc7 (Qc7) 0.50/11 36 39.Qd3 (Nb3) 0.31/13 1:51 39...Be7 (Rec8) >>>0.39/12 1:14 40.Nf3 (Nb3) 0.44/10 7 40...Rd8 0.28/10 17 41.Rd2 (e5) >>>0.38/11 52 41...b5 -0.11/11 53 42.Rcc2 (Qd4) 0.25/12 1:04 42...bxc4 >>>-0.30/11 1:11 43.Rxc4 0.16/13 1:33 Rxc4 (Rdc8) -0.30/11 49 44.Qxc4 >>>0.13/12 14 Rc8 -0.47/12 1:13 45.Qd4 0.06/12 2:24 Bf8 -0.36/13 1:48 >>>46.e5 (Rd1) 0.00/13 1:37 46...d5 -0.52/12 46 47.Kh2 -0.03/13 48 a5 >>>(Qc7) -0.68/12 51 48.bxa5 (Rd1) 0.00/13 48 48...Qb5 (Ra8) -0.64/13 55 >>>49.f5 -0.03/13 42 exf5 -0.67/13 1:29 50.Nh4 0.03/13 1:47 Rc4 -0.63/12 >>>59 51.Qa7 (Qd3) -0.09/12 54 51...f4 -0.56/12 1:59 52.gxf4 0.00/12 1:13 >>>Rxf4 -0.78/11 23 53.Rd4 0.00/13 1:20 Rxd4 -0.27/11 1:04 54.Bxd4 >>>0.00/12 10 Ba6 (Nc5) 0.12/12 3:37 55.Qa8 0.22/13 42 Qe2 0.11/11 18 >>>56.Nf3 (Kg3) 0.09/13 52 56...Bd3 (Bc4) 1.03/12 1:30 57.Qxd5 0.75/14 1:20 >>> Bc4 (Be4) 0.84/12 2:13 58.Qa8 (Qb7) 0.84/14 2:00 58...Bb5 0.85/12 48 >>>59.Qc8 (Qb7) 0.75/13 1:22 59...Ba6 (Qe4) 0.85/12 31 60.Qc6 (Qd7) 0.78/13 >>>47 60...Bb5 0.85/13 1:29 61.Qc1 (Qb7) 0.69/14 1:58 61...Qe4 0.84/11 46 >>>62.Kg3 0.63/12 49 Qb7 (Qd5) 1.05/11 1:59 63.Qc2 (Bf1) 0.84/12 45 >>>63...Qa6 1.20/12 1:09 64.Bh3 (Qc7) 1.47/12 37 64...Qb7 (Bxa3) 2.05/10 55 >>> 65.Qc8 1.69/12 38 Qxc8 (Nc5) 2.07/12 1:14 66.Bxc8 1.88/14 13 Nc5 >>>(Bxa3) 1.52/13 45 67.Be3 1.78/14 1:52 Bc4 (Ba6) 1.64/13 39 68.Nd4 >>>2.00/14 2:40 g6 (Bd3) 1.75/13 1:21 69.Nc6 2.19/13 54 Bd5 (Ba6) 1.79/12 >>>1:14 70.Nb4 2.34/14 1:04 Be4 1.97/13 30 71.Bg4 2.34/13 42 Bb7 (Ba8) >>>1.76/12 31 72.hxg6 2.69/13 26 fxg6 2.16/13 26 73.Be2 2.78/14 48 Kf7 >>>2.41/12 47 74.a6 3.44/14 57 Ba8 2.96/13 33 75.Bxc5 3.44/13 15 Bxc5 >>>3.32/16 5 76.Bf3 3.50/15 12 Bxf3 4.13/19 47 77.Kxf3 3.72/16 8 Ke6 >>>4.13/18 48 78.Ke4 3.63/16 20 h5 4.02/17 12 79.Nd3 (Nc6) 3.94/17 33 >>>79...Ba7 4.24/17 23 80.Nf4+ 4.03/17 25 Kd7 4.25/17 20 81.Nxg6 4.31/17 >>>26 Kc7 4.64/18 1:14 82.e6 (Kd5) 5.00/18 44 82...Bc5 4.69/14 52 83.e7 >>>4.84/18 1:05 Bxe7 5.29/19 1:10 84.Nxe7 5.03/19 15 Kb6 5.97/22 1:13 >>>85.Nd5+ 5.31/22 53 Kxa6 6.23/24 56 86.Kf4 5.13/23 1:13 Kb5 6.15/26 47 >>> 87.Nc3+ 5.16/23 1:08 Kc4 6.15/26 1:31 88.a4 5.53/23 47 Kc5 (Kb4) >>>6.51/22 1:08 89.Kg5 5.34/23 54 Kb6 6.53/26 31 90.Kxh5 6.19/25 38 Ka6 >>>7.17/25 51 91.Kg5 7.97/27 32 Kb7 16.00/29 5:13 1-0 >>> >>> >>> >>> >>>Shredder 6 (2715) - Fritz 7 (2710) [E19] >>>Athlon 1.2 Ghz, 40'/40+40'/40+40' My Place (4), 06.03.2002 >>> >>>W=12.8 ply; 333kN/s >>>B=14.2 ply; 693kN/s >>> 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.0-0 0-0 7.Nc3 Ne4 8.Qc2 Nxc3 >>>9.Qxc3 c5 10.Rd1 d6 11.b3 Nd7 12.Bb2 Bf6 13.Qc2 Qc7 14.e4 cxd4 15.Nxd4 a6 16.Rd2 >>>Rac8 17.Qd1 Rfe8 18.h4 Both last book move 18...Nc5 -0.19/13 1:41 19.Qg4 >>>-0.39/10 35 h5 (Qe7) -0.22/13 1:39 20.Qxh5 -0.48/13 2:08 Nxe4 (Bxe4) >>>-0.25/13 1:44 21.Re2 -0.30/12 1:37 Nc5 (d5) -0.22/13 1:34 22.Rd1 >>>-0.21/10 20 Bxg2 -0.22/13 1:56 23.Kxg2 -0.24/12 58 Red8 (Qb7+) -0.28/13 >>> 1:51 24.Qg4 -0.13/13 2:34 Qb7+ (Nd7) -0.22/13 1:40 25.f3 (Kg1) 0.00/12 >>>54 25...Nd7 (Qe7) -0.22/13 1:24 26.Nxe6 (Red2) 0.57/13 2:40 26...fxe6 >>>0.00/14 1:49 27.Qxe6+ 0.31/13 2:15 Kh8 0.00/14 1:55 28.Rd5 (Rxd6) >>>0.31/13 3:30 28...Be5 (Ne5) 0.00/13 1:31 29.Rxd6 0.99/13 1:51 Bxb2 >>>0.09/14 1:32 30.Rxb2 0.86/13 1:42 Nc5 (Nf8) -0.06/15 2:00 31.Rxb6 >>>1.53/11 8 Qc7 -0.34/16 3:06 32.Qg6 1.51/11 16 Qe5 (Nd3) -0.41/14 1:09 >>>33.Rf2 0.02/11 2:53 Rd1 -0.28/13 1:29 34.Kh3 0.01/10 1:42 Qe3 -0.31/12 >>> 1:35 35.Rc6 (Rf1) 0.01/11 2:04 35...Rxc6 -0.34/14 2:55 36.Qxc6 0.01/13 >>>3:28 Rd8 (Qxf2) -0.47/13 1:30 37.Qb6 0.40/12 3:28 Rd4 -0.31/14 2:06 >>>38.Qc6 0.01/13 1:11 Kh7 (Qxf2) -0.28/13 1:05 39.h5 0.00/13 1:05 Qg5 >>>(Qe1) -0.41/13 1:16 40.Qe8 -0.01/13 59 Rd8 (Nd3) -0.31/15 1:13 41.Qc6 >>>(Qg6+) -0.01/13 3:34 41...Qxh5+ -1.63/13 39 42.Kg2 0.00/7 0 Rd4 (Rd1) >>>-1.78/14 1:24 43.Re2 -1.06/12 2:45 Ne4 (Nd3) -1.94/14 1:03 44.Qe6 >>>(Qxe4+) -1.57/12 3:41 44...Ng5 -2.69/15 1:36 45.Qf5+ -1.75/11 1:49 Kh6 >>>-2.69/14 25 46.Re6+ (b4) -1.99/11 1:43 46...Nxe6 -3.22/15 23 47.Qxe6+ >>>-2.42/13 1:12 Kh7 -3.41/15 48 48.Qe1 (Qe3) -2.42/12 1:17 48...Qh6 >>>-4.09/14 1:33 49.f4 -3.03/12 1:22 Qc6+ (Rd3) -8.06/13 1:39 50.Kf2 >>>-3.49/12 3:47 Rd3 -8.28/13 28 51.Qe2 -7.31/11 5:06 Qg6 -9.03/12 12 >>>52.g4 -8.98/11 1:23 Qb6+ -10.59/12 13 53.Kg2 -9.83/12 1:26 Qd4 >>>-11.56/13 27 54.g5 -9.95/11 42 0-1
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