Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Interesting game Fritz7 vs Shredder 6

Author: Uri Blass

Date: 13:39:39 02/09/02

Go up one level in this thread


On February 09, 2002 at 15:49:43, pavel wrote:

>
>
>Fritz 7 (2500) - Shredder 6 (2500)
>Pavel Mahamood, 120'/40+60'/20+30' home (3), 09.02.2002
>
>W=14.7 ply; 527kN/s
>B=13.8 ply; 221kN/s
> 1.Nf3 Nf6 2.d4 e6 3.c4 b6 4.a3 Bb7 5.Nc3 d5 6.cxd5 Nxd5 7.Qc2 Nxc3 8.bxc3 Both
>last book move 8...Nd7  0.00/15  4:27  9.e4  0.06/14  4:23  c5  0.11/14  5:27
>10.Bd3  0.06/13  3:27  Rc8 (Qc7)  0.12/13  2:35  11.Qe2  0.16/14  4:09  Be7
>0.03/14  3:31  12.Bf4 (0-0)  0.22/14  3:32  12...cxd4 (0-0)  0.07/13  3:15
>13.cxd4  0.34/15  6:37  e5 (0-0)  0.01/13  2:44  14.Nxe5  0.69/14  3:08  Nxe5
>0.00/13  2:49  15.dxe5 (Bxe5)  0.66/14  2:47  15...0-0  0.01/15  5:26  16.0-0
>0.69/14  3:22  Rc3 (Qd4)  -0.03/14  7:25  17.Rfd1 (Ba6)  0.69/14  4:26
>17...Rxa3 (Qd4)  -0.27/13  53  18.Rxa3  0.66/14  4:00  Bxa3  -0.24/12  23
>19.Qf3 (Ra1)  0.53/14  6:23  19...Qc8  -0.78/13  2:47  20.Qg3 (Bf1)  0.38/13
>3:07  20...Rd8  -0.84/14  5:13  21.Bg5  0.06/14  5:19  Rd7 (Rd4)  -1.06/14  5:52
> 22.Rf1 (Qg4)  0.16/13  3:28  22...Rd4  -1.22/14  8:53  23.Be2  0.00/14  6:18
>Rxe4  -1.25/12  55  24.Bf3  0.00/14  3:11  Ra4  -1.18/11  23  25.Bd1  -0.28/14
>7:16  Ra5  -1.47/12  1:51  26.Bg4  -0.28/13  4:52  Qf8 (Qc2)  -1.31/12  4:26
>27.Bf5 (Be3)  -0.25/12  2:19  27...Bc5 (Bb2)  -1.27/11  3:09  28.Rd1 (e6)
>-0.31/12  2:11  28...Qe8 (Ra3)  -1.20/11  6:56  29.h3 (Bb1)  -0.22/13  6:45
>29...Bf8  -1.53/12  3:14  30.Bf6 (Bf4)  0.00/13  2:29  30...Rd5  -1.51/12  2:49
>31.Ra1 (Re1)  -0.22/12  2:08  31...a5  -1.62/12  3:40  32.Be4  -0.41/13  3:17
>Rd7  -1.53/11  12  33.Bf5  -0.44/14  3:58  Rd2  -1.53/12  4:28  34.Rc1  -0.53/13
> 6:19  Bc6  -1.30/11  4:10  35.Bg5 (Qc3)  -0.53/12  1:54  35...Rd5  -1.99/13
>4:31  36.Bf6 (Bf4)  -0.69/13  3:00  36...Rc5  -2.06/12  2:31  37.Rd1  -0.69/13
>1:37  Bd5  -2.14/11  17  38.Qh4 (Bg5)  -0.62/12  1:39  38...h6  -2.66/12  27
>39.Rd3 (Qg4)  -0.66/12  49  39...g6  -2.00/12  4:18  40.Qg4  -0.66/12  57  Bg7
>(b5)  -2.16/13  3:49  41.Bd7  -0.53/14  3:38  Qb8  -2.16/12  2:27  42.Qf4 (Bxg7)
> -0.47/14  4:53  42...Bf8 (g5)  -2.01/12  3:56  43.Qd2 (Bc6)  -0.53/13  3:28
>43...Qb7  -1.90/13  4:52  44.Ba4  -0.69/13  2:03  Kh7  -1.98/12  2:49  45.h4
>(Bb3)  -0.81/14  6:25  45...b5  -2.22/13  3:19  46.Bd1  -0.97/14  3:16  a4
>-1.98/13  7:50  47.h5  -1.16/13  5:44  g5 (Be6)  -1.47/13  8:31  48.Bc2 (f4)
>0.00/13  2:47  48...Kg8  0.01/12  3:31  49.Rg3  0.00/15  4:11  Rxc2  0.01/12
>2:13  50.Qxc2 (Rxg5+)  0.00/14  42  50...b4  -0.25/12  4:42  51.Qc1  0.00/14
>3:17  Be7 (b3)  -0.01/12  3:04  52.Bxe7  0.47/14  2:09  Qxe7  -0.01/11  10
>53.Qd1 (f4)  0.03/14  3:45  53...Bc6 (Qc5)  -0.73/13  2:05  54.Qd4 (f4)  0.22/13
> 1:31  54...b3  -0.83/13  1:03  55.Rd3  -0.06/13  1:56  Qd7  -4.25/15  2:38
>56.Qxd7  -3.91/16  1:54  Bxd7  -4.53/17  1:34  57.Rxd7  -4.47/18  1:49  a3
>-4.81/17  2:16  58.Kh2  -4.72/18  2:54  a2  -4.92/17  2:15  59.Ra7  -4.91/18
>2:22  b2  -4.79/14  28  60.Rxa2 (e6)  -5.16/17  1:18  60...b1Q  -4.93/13  12
>61.Re2 (Ra4)  -4.97/15  40  61...Qf1  -5.28/15  1:09  62.Ra2  -5.28/16  57  Qc4
>(Qe1)  -5.32/16  55  63.Ra5 (Ra1)  -5.22/15  42  63...Qd4  -5.57/15  1:12
>64.Ra8+ (Ra2)  -5.44/15  1:36  64...Kg7  -5.61/15  1:28  65.Ra2 (f3)  -5.50/15
>48  65...Qxe5+  -5.76/13  4  66.Kg1 (g3)  -5.59/16  43  66...Qd4  -5.96/15  37
>67.Kh2  -5.72/16  53  Qg4 (Qd6+)  -5.99/15  42  68.Ra1  -5.72/16  35  Qxh5+
>-6.10/15  10  69.Kg1  -5.94/17  38  Qe2  -6.16/16  28  70.Rc1  -6.03/15  38  Kf6
>(f5)  -6.16/15  1:19  71.Ra1 (Rb1)  -6.03/15  1:12  71...h5 (Ke5)  -6.53/14  38
>72.g3 (Rc1)  -6.12/14  58  72...h4 (Qe7)  -7.67/14  38  73.gxh4  -6.91/14  34
>gxh4  -7.30/13  37  74.Ra3  -6.81/14  29  Qg4+  -7.93/14  41  75.Kh2  -7.59/15
>44  Qc4 (Qf4+)  -7.93/14  1:08  76.Re3 (Rf3+)  -7.41/13  26  0-1
>
>
>Throughout the game Shredder 6's eval was more or less consistent, but fritz7
>really didn't think it was in trouble until move 55.

Fritz7 simply blundered at move 55

Here is Deep Fritz's analysis(p800 48 mbytes hash 11 minutes of search):

Deep Fritz needs depth 14 to find that 55.Rd3 is bad


New game - Crafty 18.12
[D]6k1/4qp2/2b4p/4P1pP/p2Q4/1p4R1/5PP1/6K1 w - - 0 1

Analysis by Deep Fritz:

55.Rxb3--
  ³  (-0.34)   Depth: 1/2   00:00:00
55.Rxb3-- axb3
  -+  (-3.62)   Depth: 1/3   00:00:00
55.Rd3!
  -+  (-2.34)   Depth: 1/3   00:00:00
55.Rd3!
  ²  (0.34)   Depth: 1/3   00:00:00
55.Rd3 Qe6 56.Qd8+ Kg7
  ²  (0.38)   Depth: 2/7   00:00:00
55.Rd3 Qe6 56.Qb2
  ²  (0.41)   Depth: 3/7   00:00:00
55.Rd3 Qe6 56.Qb2 Bd5
  ²  (0.38)   Depth: 4/10   00:00:00  1kN
55.Rd3 Bb5 56.Re3 Qe6 57.Qb2
  ²  (0.28)   Depth: 5/15   00:00:00  6kN
55.f4!
  ²  (0.31)   Depth: 5/17   00:00:00  12kN
55.f4! Qe6 56.fxg5 hxg5 57.Qd8+ Kh7
  ²  (0.38)   Depth: 5/17   00:00:00  15kN
55.f4 Qd7 56.Qxd7 Bxd7 57.fxg5 hxg5 58.Rxg5+ Kh7 59.Rg3 Be6
  =  (0.16)   Depth: 6/18   00:00:00  26kN
55.Rd3!
  =  (0.19)   Depth: 6/18   00:00:00  32kN
55.Rd3! Bb5 56.Re3 Qe6 57.Qb2 Bc6
  =  (0.25)   Depth: 6/18   00:00:00  35kN
55.Rd3 Bb5 56.Re3 Qe6 57.Qb2 Qg4 58.Rh3
  =  (0.25)   Depth: 7/18   00:00:00  54kN
55.Rd3 Bb5 56.Re3 Qe6 57.Qb2 Qg4 58.Rh3 Qf4
  =  (0.22)   Depth: 8/19   00:00:00  147kN
55.Rd3 Bb5 56.Re3 Qd7 57.Qb4 Bc6 58.Re1 Qe6 59.Rc1
  =  (0.22)   Depth: 9/23   00:00:00  467kN
55.Rd3 Bb5 56.Rd2 a3 57.Qd5 Qb4 58.e6 Bc6 59.Qd8+ Kg7 60.e7
  =  (0.22)   Depth: 10/25   00:00:01  1022kN
55.Rd3 Bb5 56.Re3 Qd7 57.Qb4 Bc6 58.Re1 Qd5 59.f3 Qe6 60.Rc1
  =  (0.19)   Depth: 11/27   00:00:07  4469kN
55.Rd3 Bb5 56.Re3 Qe6 57.Qd8+ Kg7 58.Qa5 Bc6 59.Qc3 Kh7
  =  (0.16)   Depth: 12/28   00:00:13  8318kN
55.Rd3 Bb5 56.Re3 Qe6 57.Qd8+ Kg7 58.Qa5 Qd5 59.Qc3 Qd1+ 60.Re1 Qxh5
  =  (0.09)   Depth: 13/33   00:00:29  18241kN
55.Rd3--
  =  (-0.22)   Depth: 14/33   00:01:32  58320kN
55.Rd3-- Qd7 56.Qxd7 Bxd7 57.Rxd7 b2 58.Rb7 a3 59.e6 a2 60.exf7+ Kf8
  µ  (-0.81)   Depth: 14/33   00:01:36  60870kN
55.Kh2!
  µ  (-0.78)   Depth: 14/35   00:06:03  239784kN

(Blass, Tel-aviv 09.02.2002)

>
>
>The other 2 games played so far...
>
>
>
>Fritz 7 (2500) - Shredder 6 (2500)
>Pavel Mahamood, 120'/40+60'/20+30' home (1), 08.02.2002
>
>W=13.8 ply; 519kN/s
>B=12.8 ply; 201kN/s
> 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.h3 e6 7.g4 h6 8.Bg2 Both last
>book move 8...Be7  -0.01/12  3:54  9.Be3  0.44/12  4:31  Nc6  0.06/13  3:32
>10.Qd2  0.38/13  3:02  Bd7 (Ne5)  -0.01/13  4:31  11.f4 (g5)  0.34/13  2:55
>11...Na5  0.23/13  3:39  12.b3 (Qd3)  0.34/13  6:20  12...Rc8 (Nc6)  0.03/13
>2:55  13.Nde2 (0-0-0)  0.38/13  3:33  13...b5 (Qc7)  -0.16/14  5:20  14.a3 (0-0)
> 0.34/14  4:21  14...0-0 (Qc7)  -0.26/14  3:33  15.0-0  0.34/14  6:32  Nc6 (Ne8)
> -0.29/13  3:58  16.Rad1 (Kh2)  0.38/14  6:30  16...Be8 (Nh7)  -0.20/13  3:41
>17.Bf2 (Kh2)  0.31/13  3:20  17...Qa5 (Qc7)  -0.21/13  2:48  18.Qe3  0.34/13
>3:15  b4  -0.21/13  3:22  19.axb4  0.28/14  7:00  Nxb4  -0.09/14  6:00  20.Qd2
>0.28/13  3:16  Bc6 (Qc7)  -0.14/12  2:26  21.Nd4 (Ra1)  0.44/14  9:36  21...Ba8
>-0.05/13  3:58  22.g5 (Ra1)  0.31/13  4:21  22...hxg5  -0.62/11  19  23.fxg5
>0.38/13  2:40  Nd7 (Nh5)  -0.44/13  3:56  24.Na2  0.53/13  5:12  Qxa2  -0.14/12
>3:39  25.Qxb4  0.44/13  1:06  a5 (Qb2)  -0.02/13  4:27  26.Qd2  0.69/14  3:37
>Bd8  0.31/13  9:45  27.Rc1  0.75/13  3:16  Bb6 (Qb2)  0.44/11  2:30  28.Nb5
>1.19/13  3:46  Bxf2+  0.57/11  45  29.Rxf2  1.19/12  41  Nc5  0.58/12  50
>30.Re1 (Qe3)  1.28/13  3:43  30...Nb7  1.52/13  7:21  31.e5  1.94/13  3:17  d5
>1.58/13  5:19  32.g6 (Ref1)  2.44/13  1:08  32...a4 (Qb2)  3.62/12  9:36
>33.gxf7+  3.31/12  1:28  Rxf7  5.96/12  6:04  34.Bxd5 (Rxf7)  3.44/13  1:57
>34...Nd8  5.35/11  2:38  35.Rxf7  4.28/13  1:28  Bxd5  5.73/12  3:19  36.Rc7
>4.59/13  1:34  Rxc7  5.73/13  1:37  37.Nxc7  4.88/14  52  axb3  6.52/11  1:56
>38.Nxd5  5.16/13  1:17  Nc6  6.05/10  29  39.Nf6+  6.53/14  4:49  gxf6  7.16/11
>1:07  40.exf6  6.53/12  54  Qa7+  7.56/10  26  41.Kh1  9.22/13  2:14  Kf7
>9.86/11  4:35  42.Qg2  9.91/13  1:16  e5 10.67/10  4:46  1-0
>
>
>
>
>Shredder 6 (2500) - Fritz 7 (2500)
>Pavel Mahamood, 120'/40+60'/20+30' home (2), 09.02.2002
>
>W=16.9 ply; 284kN/s
>B=17.0 ply; 567kN/s
> 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.h3 e6 7.g4 h6 8.Bg2 Nc6
>0.41/13  2:43  9.Nxc6  0.34/14  5:04  bxc6  0.12/13  51  10.e5  0.34/15  6:58
>Nd5  0.12/14  3:24  11.Ne2 (exd6)  0.47/14  10:02  11...dxe5 (Bb7)  -0.53/14
>3:40  12.c4  0.51/14  3:32  Nb4  -0.34/14  2:50  13.Qxd8+ (0-0)  0.51/13  3:19
>13...Kxd8  -0.78/9  1  14.0-0  0.49/14  3:19  a5 (Nc2)  -0.41/13  3:16  15.Bd2
>(a3)  0.90/14  2:46  15...Kc7  -0.34/14  2:50  16.Bc3 (a3)  0.62/14  4:48
>16...f6  -0.44/15  4:22  17.a3  0.36/13  3:30  Nd3  -0.72/15  3:21  18.Rfd1
>-0.09/13  3:27  Nc5 (Nf4)  -0.91/15  3:28  19.b4  -0.08/14  3:53  Na4  -0.66/14
>5:02  20.Be1  0.16/13  2:11  h5 (axb4)  -0.72/13  5:47  21.g5 (Ra2)  -0.02/14
>7:03  21...fxg5 (Bb7)  -0.63/13  3:25  22.Ra2 (Rab1)  0.06/13  3:21  22...Ba6
>(Bb7)  -0.53/14  3:21  23.Rc2 (b5)  0.16/13  2:54  23...axb4  -0.41/14  6:59
>24.axb4  -0.04/11  10  Nb6 (Be7)  -0.44/14  4:21  25.b5  0.13/13  3:58  Bb7
>-0.03/15  5:58  26.bxc6 (Bc3)  -0.23/13  3:22  26...Bxc6  -0.25/15  2:57  27.Bc3
> -0.32/13  3:05  Bxg2  -0.09/14  5:43  28.Bxe5+  -0.27/12  1:07  Kc8  0.09/15
>5:15  29.Kxg2  -0.20/13  1:40  Nd7  0.06/14  3:15  30.Bc3 (Bb2)  -0.03/13  6:49
>30...Nc5 (Be7)  0.09/14  4:18  31.Nd4  0.04/14  2:48  Ra4  0.00/14  4:36  32.Nc6
>(Nb5)  0.09/13  3:21  32...Kc7 (Ra6)  0.03/14  4:15  33.Nd8 (Nd4)  0.00/15  4:23
> 33...Be7  0.00/15  3:49  34.Be5+  -0.07/15  3:11  Kc8  0.09/15  2:32  35.Nf7
>-0.08/15  4:20  Rf8  0.00/15  3:01  36.Nd6+  -0.07/14  2:13  Bxd6  0.00/16  3:28
> 37.Rxd6  -0.12/16  2:25  Ra6  0.00/16  3:15  38.Rxa6  -0.07/16  2:11  Nxa6
>0.00/15  49  39.Bxg7  -0.12/15  2:04  Rf5  -0.06/16  2:53  40.Bd4 (Rc3)  0.01/17
> 2:33  40...e5 (Nc5)  -0.03/17  3:33  41.Be3  0.24/17  3:33  Nb4 (Nc7)  0.00/17
>2:14  42.Rd2 (Rb2)  0.28/17  2:33  42...e4 (Kc7)  0.09/17  3:02  43.Rd6  0.53/17
> 3:06  Nd3  0.00/16  2:51  44.Rd4  0.53/17  2:40  Re5  0.00/17  2:22  45.Kg3
>0.59/17  2:37  Ne1 (Nb2)  0.00/17  2:15  46.Rd6  0.64/17  1:39  Nf3 (Rf5)
>0.00/18  6:24  47.Rh6  0.84/15  18  h4+  0.00/18  3:27  48.Kg4  0.86/14  14  Kc7
>(Kd7)  0.00/17  2:03  49.Rb6 (Rh7+)  1.07/17  2:52  49...Nh2+  0.31/17  5:40
>50.Kh5  1.07/7  0  Nf3  0.31/16  2:20  51.Rb5  1.26/16  1:57  Kd6  0.47/16  2:11
> 52.Rxe5  1.61/21  4:17  Kxe5  0.78/18  41  53.Bxg5  1.81/19  4:17  Kd4 (Kf5)
>1.06/20  2:19  54.Bxh4  1.93/18  14  Kxc4  1.44/20  2:41  55.Bg5  2.30/23  4:07
>Ne5  2.06/21  3:22  56.Be3 (h4)  2.75/23  4:31  56...Kd5  2.41/22  2:35  57.Kg5
>2.90/23  3:36  Nf3+ (Ke6)  2.47/21  2:37  58.Kf5  3.75/23  4:28  Nh4+  3.28/22
>5:43  59.Kf6  3.98/24  4:56  Nf3  2.81/22  2:28  60.Bg5  4.22/23  3:01  e3
>3.53/20  1:17  61.Bxe3  6.19/22  1:27  Ke4 (Kd6)  3.62/20  1:12  62.Bc1  5.61/19
> 43  Kd5  4.94/19  49  63.Bg5  7.90/18  45  Ke4 (Nh2)  6.03/20  37  64.h4
>12.32/21  54  Ne5 (Nxh4)  9.09/20  45  65.f4  12.34/19  38  Ng4+ (Nd3)  9.62/21
>46  66.Ke6  12.50/21  55  Ne3  10.37/20  46  67.h5  12.50/20  1:30  Ng2 (Nd5)
>12.25/17  1:03  1-0



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.