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Subject: Re: But is it a mate in 28?

Author: Enrique Irazoqui

Date: 12:40:35 05/05/03

Go up one level in this thread


On May 05, 2003 at 14:09:43, Ed Schröder wrote:

>On May 05, 2003 at 09:40:48, Enrique Irazoqui wrote:
>
>>This is a study that Grigoriev published in 1931 as "white to move and win". I
>>think it is a mate in 28, but I'm not sure. I find the first move and the
>>maneuvre beautiful.
>>
>>[d]8/1p3p2/1p2p3/7p/2P1P3/k6P/6P1/4K3 w - - 0 1
>>
>>Grigoriev,N - Study
>>Mate in 28?, 1931
>>[El País, 3-5-2003]
>>
>>1.e5 Kb4 2.h4 Kxc4 3.g4 Kd4 4.gxh5 Kxe5 5.h6 Kf6 6.h5 b5 7.Kd2 b4 8.Kc2 e5 9.Kb3
>>e4 10.Kxb4 e3 11.Kc3 b5 12.Kd3 b4 13.Kxe3 b3 14.Kd3 Kg5 15.h7 b2 16.Kc2 b1Q+
>>17.Kxb1 Kxh5 18.h8Q+ Kg5 19.Qg7+ Kf5 20.Qxf7+ Ke4 21.Qe6+ Kf3 22.Qf5+ Ke3 23.Kc2
>>Kd4 24.Qe6 Kc5 25.Kc3 Kb5 26.Qd6 Ka5 27.Kc4 Ka4 28.Qb4# 1-0
>>
>>Enrique
>
>Rebel 12 (beta-1) is able to make it to a positive score.
>
>Ed
>
>=======
>
>00:00:03.3	-1,82	16	1991025	Kd2 Kb4 h4 f5 exf5 exf5 Kd3 b5
>00:00:06.1	-2,66	17	4063220	Kd2 Kb4 h4 f5 exf5 exf5 Kd3 b5
>00:00:07.6	-2,03	17	5153653	e5 Kb4 h4 Kxc4 g4 Kd4 gxh5 Kxe5
>00:00:17.9	-1,28	18	12698664	e5 Kb4 h4 Kxc4 g4 Kd5 gxh5 Kxe5
>00:00:46.1	-0,75	19	33112085	e5 Kb4 h4 Kxc4 g4 Kd4 gxh5 Kxe5
>00:00:50.1	-1,11	20	35956395	e5 Kb4 h4 Kxc4 g4 Kd5 gxh5 Kxe5
>00:04:07.9	0,26	21	176105368	e5 Kb4 h4 Kxc4 g4 Kd5 gxh5 Kxe5
>00:04:41.5	0,26	22	197864264	e5 Kb4 h4 Kxc4 g4 Kd5 gxh5 Kxe5
>00:21:03.0	1,68	23	905058654	e5 Kb4 h4 Kxc4 g4 Kd5 gxh5 Kxe5
>00:22:31.9	1,68	24	968645071	e5 Kb4 h4 Kxc4 g4 Kd5 gxh5 Kxe5
>
>Athlon 1200, 512 Mb

That's very good. Better than Shredder 7.04, Fritz 8 and Junior 7. Tiger 15
shows a positive score too. Coincidence?

Enrique

Grigoriev,N - Study
8/1p3p2/1p2p3/7p/2P1P3/k6P/6P1/4K3 w - - 0 1

Analysis by Shredder 7.04:

1.g4 h4 2.Kd2 Kb4 3.Kd3
  -+  (-1.41)   Depth: 1/3   00:00:00
1.g4 hxg4 2.c5
  -+  (-3.15)   Depth: 1/5   00:00:00
1.g4 hxg4 2.h4 b5
  -+  (-2.84)   Depth: 1/5   00:00:00
1.Ke2 Kb4 2.h4 Kxc4 3.g4 hxg4 4.h5
  -+  (-1.82)   Depth: 1/5   00:00:00
1.Ke2 Kb4 2.h4 Kxc4 3.g4 hxg4 4.h5
  µ  (-0.95)   Depth: 1/7   00:00:00
1.Ke2 Kb4 2.h4 Kxc4 3.g4 hxg4 4.h5
  µ  (-0.95)   Depth: 1/7   00:00:00
1.Ke2 Kb4 2.h4 Kxc4 3.g4 hxg4 4.h5
  µ  (-1.22)   Depth: 2/2   00:00:00
1.Ke2 Kb4 2.h4 Kxc4 3.g4 hxg4 4.h5
  -+  (-2.31)   Depth: 2/7   00:00:00
1.Ke2 Kb4 2.h4 Kxc4 3.g4 hxg4 4.h5
  -+  (-1.82)   Depth: 2/7   00:00:00
1.Ke2 Kb4 2.h4 Kxc4 3.g4 hxg4 4.h5
  -+  (-2.31)   Depth: 3/3   00:00:00
1.Ke2 Kb4 2.h4 Kxc4 3.g4 hxg4 4.h5
  -+  (-1.82)   Depth: 3/7   00:00:00
1.Ke2 Kb4 2.h4 Kxc4 3.g4 hxg4 4.h5
  -+  (-2.31)   Depth: 4/4   00:00:00
1.Ke2 Kb4 2.h4 Kxc4 3.g4 hxg4 4.h5
  -+  (-2.29)   Depth: 4/7   00:00:00
1.Ke2 Kb4 2.h4 Kxc4 3.g4 hxg4 4.h5
  -+  (-2.29)   Depth: 5/6   00:00:00
1.Ke2 Kb4 2.h4 Kxc4 3.g4 hxg4 4.h5
  -+  (-2.34)   Depth: 6/6   00:00:00
1.Ke2 Kb4 2.h4 f5 3.Kd3 b5 4.cxb5 Kxb5 5.exf5 exf5 6.Kd4 Kc6
  -+  (-2.34)   Depth: 7/7   00:00:00  68kN
1.Ke2 Kb4 2.h4 Kxc4 3.g4 hxg4 4.h5 b5
  -+  (-2.42)   Depth: 8/10   00:00:00  84kN
1.h4 f5 2.Ke2 Kb4 3.Kd3 b5 4.cxb5 Kxb5 5.exf5 exf5 6.Kd4 Kc6 7.Ke5 b6
  -+  (-2.34)   Depth: 8/10   00:00:00  93kN
1.h4 f5 2.Ke2 Kb4 3.Kd3 b5 4.cxb5 Kxb5 5.exf5 exf5 6.Kd4 Kc6 7.Ke5 b6
  -+  (-2.34)   Depth: 8/14   00:00:00  102kN
1.h4 f5 2.Ke2 Kb4 3.Kd3 b5 4.cxb5 Kxb5 5.exf5 Ka5
  -+  (-2.34)   Depth: 9/9   00:00:00  124kN
1.h4 f5 2.Ke2 Kb4 3.Kd3 b5 4.cxb5 Kxb5 5.exf5 Ka5
  -+  (-2.34)   Depth: 10/10   00:00:00  152kN
1.h4 f5 2.Ke2 Kb4 3.Kd3 b5 4.cxb5 Kxb5 5.exf5 exf5 6.Kd4 Kc6 7.Ke5 b5 8.Kxf5
  -+  (-2.09)   Depth: 11/11   00:00:00  180kN
1.h4 f5 2.Ke2 Kb4 3.Kd3 b5 4.cxb5 Kxb5 5.exf5 exf5 6.Kd4 Kc6 7.Ke5 b5 8.Kxf5
  -+  (-2.09)   Depth: 12/12   00:00:00  181kN
1.h4 f5 2.Ke2 Kb4 3.Kd3 b5 4.cxb5 Kxb5 5.exf5 exf5 6.Kd4 Kc6 7.Ke5 b5 8.Kxf5
  -+  (-2.11)   Depth: 13/13   00:00:00  183kN
1.h4 f5 2.Ke2 Kb4 3.Kd3 fxe4+ 4.Kd4 Kb3 5.Kxe4 Kxc4 6.g4 hxg4 7.h5 b5 8.h6 g3
  -+  (-2.09)   Depth: 13/19   00:00:00  204kN, tb=2
1.h4 f5 2.Ke2 Kb4 3.Kd3 Kc5 4.exf5 exf5 5.g3 b5 6.cxb5 b6 7.Ke3 Kxb5 8.Kf4
  -+  (-2.34)   Depth: 14/21   00:00:01  261kN, tb=64
1.h4 f5 2.Ke2 Kb4 3.Kd3 Kc5 4.g3 b5 5.cxb5 b6 6.Ke3 Kxb5 7.Kf4 fxe4 8.Kxe4
  -+  (-2.48)   Depth: 14/21   00:00:01  342kN, tb=64
1.h4 f5 2.Ke2 Kb4 3.Kd3 Kc5 4.g3 b5 5.cxb5 Kxb5 6.Kd4 Kc6 7.exf5 exf5 8.Ke5 b5
9.Kxf5
  -+  (-2.23)   Depth: 15/27   00:00:01  601kN, tb=160
1.h4 f5 2.Ke2 Kb4 3.Kd3 b5 4.cxb5 Kxb5 5.exf5 exf5 6.Kd4 Kc6 7.Ke5 b5 8.Kxf5 Kd5
9.g3
  -+  (-2.14)   Depth: 15/27   00:00:01  717kN, tb=169
1.h4 f5 2.Ke2 Kb4 3.Kd3 b5 4.cxb5 Kxb5 5.exf5 exf5 6.Kd4 Kc6 7.Ke5 b5 8.g4 fxg4
9.Ke6 b4
  -+  (-2.39)   Depth: 16/22   00:00:01  789kN, tb=187
1.h4 f5 2.Ke2 Kb4 3.Kd3 b5 4.cxb5 Kxb5 5.exf5 exf5 6.Kd4 Kc6 7.Ke5 b5 8.Kd4
  -+  (-2.72)   Depth: 16/32   00:00:02  1170kN, tb=446
1.h4 f5 2.Ke2 Kb4 3.Kd3 b5 4.cxb5 Kxb5 5.exf5 exf5 6.Kd4 Kc6 7.Ke5 b5 8.Kd4 f4
9.Kd3 Kd5 10.Kc3
  -+  (-2.97)   Depth: 17/23   00:00:03  1291kN, tb=521
1.h4 f5 2.Ke2 Kb4 3.Kd3 b5 4.cxb5 Kxb5 5.exf5 exf5 6.Kd4 Kc6 7.Ke5 b5 8.Kxf5 b4
9.Ke4 b3 10.Kd3
  -+  (-3.08)   Depth: 17/31   00:00:04  1785kN, tb=1108
1.h4 f5 2.Ke2 Kb4 3.Kd3 b5 4.cxb5 Kxb5 5.exf5 exf5 6.Kd4 Kc6 7.Ke5 b5 8.Kxf5 b4
9.Ke4 b3 10.Kd3 Kd5
  -+  (-3.30)   Depth: 18/36   00:00:06  2837kN, tb=1832
1.h4 f5 2.Ke2 Kb4 3.Kd3 b5 4.cxb5 Kxb5 5.exf5 exf5 6.Kd4 Kc6 7.Ke5 b5 8.g3 Kc5
9.Kxf5 Kd6 10.Kf4 b4 11.Ke3
  -+  (-3.42)   Depth: 19/36   00:00:09  4429kN, tb=2663
1.h4 f5 2.Ke2 Kb4 3.Kd3 b5 4.cxb5 Kxb5 5.Kd4 Kc6 6.exf5 exf5 7.Ke5 b5 8.Kxf5 Kd5
9.Kf4 b4 10.Ke3 b3 11.Kd3 Ke5
  -+  (-3.36)   Depth: 20/37   00:00:14  7572kN, tb=4448
1.h4 f5 2.Ke2 Kb4 3.Kd3 b5 4.cxb5 Kxb5 5.Kd4 Kb4 6.exf5 exf5 7.g3 b5 8.Ke5 Kc4
9.Kf6 b4 10.g4 fxg4 11.Kg7
  -+  (-3.61)   Depth: 21/37   00:00:17  9557kN, tb=5976
1.h4 f5 2.Ke2 Kb4 3.Kd3 b5 4.cxb5 Kxb5 5.Kd4 Kb4 6.exf5 exf5 7.Ke5 b5 8.Kxf5 Kc3
9.g4 b4 10.g5 b3 11.g6 b2 12.g7 Kc2 13.g8Q
  -+  (-3.61)   Depth: 21/39   00:00:21  12323kN, tb=7531
1.h4 f5 2.Ke2 Kb4 3.Kd3 b5 4.cxb5 Kxb5 5.Kd4 Ka4 6.Kc3 fxe4 7.Kd4 b5 8.g3 b4
9.Kc5 b3 10.Kc6 e5
  -+  (-3.86)   Depth: 22/39   00:00:28  16531kN, tb=9381
1.h4 f5 2.Ke2 Kb4 3.Kd3 b5 4.cxb5 Kxb5 5.Kd4 Ka4 6.Kc3 fxe4 7.Kd4 b5 8.g3 b4
9.Kxe4 b3 10.Ke5 b2 11.Kf6 b1R 12.Kg7
  -+  (-4.36)   Depth: 22/39   00:00:29  17264kN, tb=9517
1.h4 f5 2.Ke2 Kb4 3.Kd3 b5 4.cxb5 Kxb5 5.Ke3 Ka4 6.Ke2 b5 7.e5 Kb3 8.Kf2 b4
  -+  (-4.71)   Depth: 22/40   00:00:35  21908kN, tb=10590
1.Ke2 Kb4 2.Kd3 h4 3.Kd4 f6 4.Kd3 e5 5.Ke3 Kxc4 6.g3 hxg3 7.h4 b5 8.h5 b4 9.h6
b3 10.h7 g2 11.Kf2 b2 12.h8Q g1N
  -+  (-4.70)   Depth: 22/41   00:01:08  44230kN, tb=21543
1.Ke2 Kb4 2.g3 Kxc4 3.g4 hxg4 4.h4 Kd4 5.h5 Ke5 6.h6 Kf6 7.h7 Kg7 8.Ke3 Kxh7
9.Kf4
  -+  (-4.60)   Depth: 22/41   00:01:52  90176kN, tb=24828
1.Ke2 Kb4 2.Kd3 h4 3.Kd4 Kb3 4.Kd3 f6 5.g3 hxg3 6.Ke3 Kxc4 7.h4 b5 8.h5 b4 9.h6
b3 10.h7 g2 11.Kf2 b2 12.h8Q b1Q 13.Kxg2 Qf1+ 14.Kxf1
  -+  (-4.37)   Depth: 23/44   00:04:24  234457kN, tb=68596
1.Ke2 Kb4 2.Kd3 h4 3.Kd4 b5 4.cxb5 Kxb5 5.g3 hxg3 6.Ke3 Kc6 7.h4 Kd7 8.h5 Ke7
9.Kf3 b5 10.Kg4 b4
  -+  (-4.62)   Depth: 24/43   00:05:43  318051kN, tb=71453
1.Ke2 Kb4 2.h4 f5 3.Kd3 b5 4.cxb5 Kxb5 5.Kd4 Ka4 6.exf5 exf5 7.Kc3 f4 8.Kc4 b5+
9.Kc5 b4 10.Kd6 b3 11.Ke7 Ka3 12.Kd8
  -+  (-5.01)   Depth: 24/45   00:06:38  356610kN, tb=90560
1.Ke2 Kb4 2.h4 f5 3.Kd3 b5 4.cxb5 Kxb5 5.Kd4 Ka4 6.exf5 exf5 7.Kc3 f4 8.Kc4 b5+
9.Kc5 b4 10.Kd6 b3 11.Ke7 Ka3 12.g4 hxg4 13.h5 b2
  -+  (-5.26)   Depth: 25/46   00:07:09  377441kN, tb=99893
1.Ke2 Kb4 2.Kd3 h4 3.Kd4 f5 4.Kd3 fxe4+ 5.Kxe4 Kxc4 6.g4 hxg3 7.Kf3 b5 8.h4 Kd5
9.Kxg3 b4 10.h5 Ke5 11.Kf3 Kf5 12.h6 Kg6 13.Kf4
  -+  (-5.41)   Depth: 25/46   00:08:24  425096kN, tb=150388
1.Ke2 Kb4 2.Kd3 h4 3.Kd4 f5 4.Kd3 fxe4+ 5.Kxe4 Kxc4 6.g4 hxg3 7.Kf3 b5 8.h4 Kd5
9.Kxg3 b4 10.h5 Ke5 11.h6 Kf6 12.h7 Kg7 13.Kf4 Kxh7 14.Ke4
  -+  (-5.66)   Depth: 26/46   00:09:09  453015kN, tb=160615
1.Ke2 Kb4 2.Kd3 h4 3.g3 hxg3 4.Ke3 Kxc4 5.h4 g2 6.Kf2 Kd4 7.h5 Ke5 8.Kxg2 Kf6
9.Kf2 Kg5 10.Ke3 Kxh5 11.Kd3 Kg5 12.Kc4 Kf4 13.Kd4
  -+  (-5.94)   Depth: 26/51   00:11:50  564052kN, tb=226279
1.Ke2 Kb4 2.Kd3 h4 3.g3 hxg3 4.Ke3 Kxc4 5.h4 g2 6.Kf2 Kd4 7.h5 Ke5 8.Kxg2 Kf6
9.Kf2 Kg5 10.Ke3 Kxh5 11.Kf2 b5 12.Ke3 Kg4 13.Kd4 f5
  -+  (-6.19)   Depth: 27/50   00:13:42  638110kN, tb=252619
1.Ke2 Kb4 2.Kd3 h4 3.g3 hxg3 4.Ke3 Kxc4 5.h4 g2 6.Kf2 Kd4 7.h5 Ke5 8.Kxg2 Kf6
9.Kf2 Kg5 10.Ke3 Kxh5 11.Kd4 Kg4 12.Kd3 Kf3
  -+  (-6.21)   Depth: 27/51   00:18:56  847750kN, tb=464028

(Irazoqui, Cadaqués 05.05.2003)


Grigoriev,N - Study
8/1p3p2/1p2p3/7p/2P1P3/k6P/6P1/4K3 w - - 0 1

Analysis by Fritz 8:

1.g4--
  -+  (-2.47)   Depth: 7/14   00:00:00  8kN
1.g4 h4 2.Ke2 Kb4 3.Kd3 b5 4.cxb5 Kxb5 5.Kc3 Ka4 6.Kc2 f6
  -+  (-3.06)   Depth: 7/17   00:00:00  11kN
1.Ke2!
  -+  (-3.03)   Depth: 7/17   00:00:00  13kN
1.Ke2!
  -+  (-2.87)   Depth: 7/17   00:00:00  14kN
1.h4!
  -+  (-2.84)   Depth: 7/17   00:00:00  20kN
1.h4!
  -+  (-2.66)   Depth: 7/17   00:00:00  20kN
1.h4!
  -+  (-2.34)   Depth: 7/17   00:00:00  21kN
1.h4!
  -+  (-1.72)   Depth: 7/17   00:00:00  21kN
1.h4 f5 2.g4 fxg4
  ³  (-0.66)   Depth: 7/22   00:00:00  30kN
1.h4--
  µ  (-0.97)   Depth: 8/13   00:00:00  32kN
1.h4 f5 2.exf5 exf5 3.Ke2 Kb4 4.Kd3 b5 5.cxb5 Kxb5 6.Kc3 Kc5 7.g3
  -+  (-3.16)   Depth: 8/28   00:00:00  60kN
1.Ke2!
  -+  (-3.12)   Depth: 8/28   00:00:00  67kN
1.Ke2 Kb4 2.Kd3 b5 3.cxb5 Kxb5 4.g4 h4 5.Kc3 Ka4 6.Kc2 f6
  -+  (-3.06)   Depth: 8/28   00:00:00  68kN
1.Ke2 Kb4 2.Kd3 b5 3.cxb5 Kxb5 4.g4 h4
  -+  (-3.06)   Depth: 9/15   00:00:00  79kN
1.Ke2 Kb4 2.Kd3 b5 3.cxb5 Kxb5 4.g4 h4 5.Kc3 Ka4 6.Kb2
  -+  (-3.06)   Depth: 10/21   00:00:00  117kN
1.Ke2--
  -+  (-3.34)   Depth: 11/19   00:00:00  153kN
1.Ke2 Kb4 2.Kd3
  -+  (-3.34)   Depth: 11/26   00:00:00  192kN, tb=3
1.Ke2 Kb4 2.h4 f5 3.exf5 exf5 4.Kd3 b5 5.cxb5 Kxb5 6.Kc3 f4 7.g3 fxg3
  -+  (-3.50)   Depth: 12/30   00:00:00  349kN, tb=8
1.Ke2 Kb4 2.h4 f5 3.exf5 exf5 4.Kd3 b5 5.cxb5 Kxb5 6.Kc3 f4 7.g3 fxg3
  -+  (-3.50)   Depth: 13/36   00:00:00  698kN, tb=35
1.Ke2 Kb4 2.h4 f5 3.exf5 exf5 4.Kd3 b5 5.cxb5 Kxb5 6.Kc3 f4 7.Kb3 Kc5 8.Kc3 b5
  -+  (-3.62)   Depth: 14/33   00:00:01  1190kN, tb=63
1.Ke2 Kb4 2.h4 f5 3.Kd3 b5 4.cxb5 Kxb5 5.Kc3 Ka4 6.exf5 exf5 7.g3 b5 8.Kb2 Kb4
9.Kb1 Kc4
  -+  (-3.75)   Depth: 15/40   00:00:03  2521kN, tb=131
1.Ke2--
  -+  (-4.03)   Depth: 16/42   00:00:05  4292kN, tb=134
1.Ke2 Kb4 2.h4
  -+  (-4.03)   Depth: 16/43   00:00:06  5388kN, tb=239
1.h4!
  -+  (-4.00)   Depth: 16/43   00:00:07  5841kN, tb=243
1.e5!
  -+  (-3.97)   Depth: 16/43   00:00:08  7159kN, tb=269
1.e5!
  -+  (-3.81)   Depth: 16/43   00:00:08  7272kN, tb=269
1.e5 Kb4 2.h4 Kxc4 3.g4 Kd4 4.gxh5 Kxe5
  -+  (-3.78)   Depth: 16/43   00:00:08  7326kN, tb=269
1.e5 Kb4 2.h4 Kxc4 3.g4 Kd4 4.gxh5 Kxe5 5.h6 Kf6 6.h5 b5 7.Kd2 b6 8.h7
  -+  (-3.53)   Depth: 17/34   00:00:10  8384kN, tb=274
1.e5 Kb4 2.h4 Kxc4 3.g4 Kd4 4.gxh5 Kxe5 5.h6 Kf6 6.h5 b5 7.Kd2 b6 8.Kc3 b4+
9.Kxb4
  -+  (-3.66)   Depth: 18/36   00:00:13  11148kN, tb=338
1.e5 Kb4 2.h4 Kxc4 3.g4 Kd4 4.gxh5 Kxe5 5.h6 Kf6 6.h5 b5 7.Kd2 b4 8.Ke3 b6 9.h7
Kg7 10.h8Q+ Kxh8
  -+  (-3.81)   Depth: 19/39   00:00:22  19935kN, tb=632
1.e5 Kb4 2.h4 Kxc4 3.g4 Kd4 4.gxh5 Kxe5 5.h6 Kf6 6.h5 b5 7.Kd2 b4 8.Kc2 e5 9.h7
Kg7 10.h8Q+ Kxh8
  -+  (-4.00)   Depth: 20/42   00:00:43  39139kN, tb=1101
1.e5!
  -+  (-3.72)   Depth: 21/42   00:01:26  79699kN, tb=6194
1.e5!
  -+  (-3.44)   Depth: 21/44   00:01:34  89219kN, tb=6262
1.e5 Kb4 2.h4 Kxc4 3.g4 Kd4 4.gxh5 Kxe5 5.h6 Kf6 6.h5 b5 7.Kd2 b4 8.Kc2 e5 9.Kb3
e4
  -+  (-3.37)   Depth: 21/44   00:01:38  94378kN, tb=6308
1.e5--
  -+  (-3.66)   Depth: 22/44   00:02:02  116340kN, tb=12163
1.e5 Kb4 2.h4 Kxc4 3.g4 Kd4 4.gxh5 Kxe5 5.h6 Kf6 6.h5 b5 7.Kd2 b4 8.Kd3 b3 9.Kc3
b2 10.Kxb2
  -+  (-3.69)   Depth: 22/56   00:02:34  148589kN, tb=14656
1.e5!
  -+  (-3.41)   Depth: 23/49   00:05:10  300648kN, tb=52454
1.e5 Kb4 2.h4 Kxc4 3.g4 Kd4 4.gxh5 Kxe5 5.h6 Kf6 6.h5 b5 7.Kd2 b4 8.Kd3 b3 9.Kc3
b2 10.Kxb2 e5
  -+  (-3.34)   Depth: 23/49   00:05:45  347253kN, tb=52691
1.e5!
  -+  (-3.06)   Depth: 24/52   00:08:21  535378kN, tb=68590
1.e5 Kb4 2.h4 Kxc4 3.g4 Kd4 4.gxh5 Kxe5 5.h6 Kf6 6.h5 b5 7.Kd2 b4 8.Kc2 e5 9.Kb3
e4 10.Kxb4 e3
  -+  (-3.00)   Depth: 24/52   00:09:50  653953kN, tb=69160
1.e5!
  -+  (-2.72)   Depth: 25/56   00:15:52  1096248kN, tb=97498
1.e5!
  -+  (-2.44)   Depth: 25/56   00:21:39  1569009kN, tb=100569
1.e5 Kb4 2.h4 Kxc4 3.g4 Kd4 4.gxh5 Kxe5 5.h6 Kf6 6.h5 b5 7.Kd2 b4 8.Kc2 e5 9.Kb3
e4 10.Kxb4 e3
  -+  (-2.28)   Depth: 25/56   00:26:39  1980155kN, tb=104980

(Irazoqui, Cadaqués 05.05.2003)


Grigoriev,N - Study
8/1p3p2/1p2p3/7p/2P1P3/k6P/6P1/4K3 w - - 0 1

Analysis by Chess Tiger 15.0:

1.g4 h4 2.Ke2 Kb4
  µ  (-0.72)   Depth: 4   00:00:00
1.g4 h4 2.Ke2 Kb4
  µ  (-0.72)   Depth: 4   00:00:00
1.h4 f5 2.exf5 exf5 3.Ke2
  ³  (-0.48)   Depth: 5   00:00:00
1.h4 f5 2.exf5 exf5 3.Ke2 Kb4 4.Kd3
  ³  (-0.66)   Depth: 6   00:00:00  1kN
1.h4 f5 2.exf5 exf5 3.Ke2 Kb4 4.Kd3
  ³  (-0.66)   Depth: 7   00:00:00  1kN
1.h4 f5 2.exf5 exf5 3.Ke2 Kb4 4.Kd3
  ³  (-0.66)   Depth: 7   00:00:00  1kN
1.h4 f5 2.exf5 exf5 3.Ke2 Kb4 4.Kd3 Kc5
  ³  (-0.66)   Depth: 7   00:00:00  2kN
1.h4 f5 2.exf5 exf5 3.Ke2 Kb4 4.Kd3 Kc5
  ³  (-0.66)   Depth: 7   00:00:00  2kN
1.h4 f5 2.exf5 exf5 3.Ke2 Kb4 4.Kd3 Kc5
  ³  (-0.66)   Depth: 8   00:00:00  2kN
1.h4 f5 2.exf5 exf5 3.Ke2 Kb4 4.Kd3 Kc5 5.g3
  ³  (-0.66)   Depth: 8   00:00:00  3kN
1.h4 f5 2.exf5 exf5 3.Ke2 Kb4 4.Kd3 f4 5.Kd4 b5 6.cxb5 Kxb5
  ³  (-0.60)   Depth: 9   00:00:00  5kN
1.h4 f5 2.exf5 exf5 3.Ke2 Kb4 4.Kd3 b5 5.cxb5 b6 6.g3 Kxb5
  µ  (-0.80)   Depth: 10   00:00:00  8kN
1.e5 Kb4 2.h4 Kxc4 3.g4 Kd4 4.gxh5 Kxe5 5.h6 Kf6
  =  (-0.12)   Depth: 10   00:00:00  18kN
1.e5 Kb4 2.h4 Kxc4 3.g4 Kd4 4.gxh5 Kxe5 5.h6 Kf6 6.h5
  ³  (-0.64)   Depth: 11   00:00:00  22kN
1.e5 Kb4 2.h4 Kxc4 3.g4 Kd4 4.gxh5 Kxe5 5.h6 Kf6 6.h5 b5
  =  (-0.22)   Depth: 12   00:00:00  32kN
1.e5 Kb4 2.h4 Kxc4 3.g4 Kd4 4.gxh5 Kxe5 5.h6 Kf6 6.h5 b5 7.Ke2
  µ  (-0.78)   Depth: 13   00:00:00  38kN
1.e5 Kb4 2.h4 Kxc4 3.g4 Kd4 4.gxh5 Kxe5 5.h6 Kf6 6.h5 b5 7.Ke2 b6
  µ  (-0.84)   Depth: 14   00:00:00  68kN
1.e5 Kb4 2.h4 Kxc4 3.g4 Kd4 4.gxh5 Kxe5 5.h6 Kf6 6.h5 b5 7.Ke2 b4 8.Ke3
  µ  (-1.02)   Depth: 15   00:00:00  124kN
1.e5 Kb4 2.h4 Kxc4 3.g4 Kd4 4.gxh5 Kxe5 5.h6 Kf6 6.h5 b5 7.Ke2 b4 8.Kd3 b5
  µ  (-1.02)   Depth: 16   00:00:00  250kN
1.e5 Kb4 2.h4 Kxc4 3.g4 Kd4 4.gxh5 Kxe5 5.h6 Kf6 6.h5 b5 7.Kd2 b6 8.Ke3 b4 9.Kd4
  µ  (-1.04)   Depth: 17   00:00:00  391kN
1.e5 Kb4 2.h4 Kxc4 3.g4 Kd4 4.gxh5 Kxe5 5.h6 Kf6 6.h5 b5 7.Kd2 b6 8.Kd3 e5 9.Kc3
e4
  =  (-0.14)   Depth: 18   00:00:00  635kN, tb=2
1.e5 Kb4 2.h4 Kxc4 3.g4 Kd4 4.gxh5 Kxe5 5.h6 Kf6 6.h5 b5 7.Kd2 e5 8.Kc2 b4 9.Kb3
e4 10.Kxb4
  =  (0.00)   Depth: 18   00:00:01  730kN, tb=2
1.e5 Kb4 2.h4 Kxc4 3.g4 Kd4 4.gxh5 Kxe5 5.h6 Kf6 6.h5 b5 7.Kd2 e5 8.Kc2 b4 9.Kb3
e4 10.Kxb4
  =  (0.00)   Depth: 19   00:00:01  815kN, tb=2
1.e5 Kb4 2.h4 Kxc4 3.g4 Kd4 4.gxh5 Kxe5 5.h6 Kf6 6.h5 b5 7.Kd2 e5 8.Kc2 b4 9.Kb3
e4 10.Kxb4 e3
  =  (0.00)   Depth: 20   00:00:01  1052kN, tb=2
1.e5 Kb4 2.h4 Kxc4 3.g4 Kd4 4.gxh5 Kxe5 5.h6 Kf6 6.h5 b5 7.Kd2 e5 8.Kc2 b4 9.Kb3
e4 10.Kxb4 e3 11.Kc3
  ³  (-0.32)   Depth: 21   00:00:02  1470kN, tb=2
1.e5 Kb4 2.h4 Kxc4 3.g4 Kd4 4.gxh5 Kxe5 5.h6 Kf6 6.h5 b5 7.Kd2 e5 8.Kc2 b4 9.Kb3
e4 10.Kxb4 e3 11.Kc3 e2
  ³  (-0.32)   Depth: 22   00:00:03  2145kN, tb=4
1.e5 Kb4 2.h4 Kxc4 3.g4 Kd4 4.gxh5 Kxe5 5.h6 Kf6 6.h5 b5 7.Kd2 e5 8.Kc3 b6 9.Kd3
b4 10.Kc4 e4 11.Kxb4 e3
  ³  (-0.56)   Depth: 23   00:00:04  3275kN, tb=7
1.e5 Kb4 2.h4 Kxc4 3.g4 Kd4 4.gxh5 Kxe5 5.h6 Kf6 6.h5 b5 7.Kd2 e5 8.Kc3 b6 9.Kd3
b4 10.Kc4 e4 11.Kxb4 e3
  ³  (-0.56)   Depth: 24   00:00:08  6155kN, tb=44
1.e5 Kb4 2.h4 Kxc4 3.g4 Kd4 4.gxh5 Kxe5 5.h6 Kf6 6.h5 b5 7.Kd2 e5 8.Kc3 b6 9.Kd3
b4 10.Kc4 b3 11.Kxb3 b5
  =  (-0.04)   Depth: 25   00:00:16  11281kN, tb=346
1.e5 Kb4 2.h4 Kxc4 3.g4 Kd4 4.gxh5 Kxe5 5.h6 Kf6 6.h5 b5 7.Kd2 e5 8.Kc3 b6 9.Kd3
b4 10.Kc4 b5+ 11.Kxb4
  ²  (0.48)   Depth: 26   00:00:46  30396kN, tb=377
1.e5 Kb3 2.h4 Kxc4 3.g4 Kd4 4.gxh5 Kxe5 5.h6 Kf6 6.h5 b5 7.Kd2 b4 8.Kc2 e5 9.Kb3
e4 10.Kxb4 b5 11.Kc3 e3
  ²  (0.38)   Depth: 27   00:01:30  59124kN, tb=524
1.e5 Kb3 2.h4 Kxc4 3.g4 Kd4 4.gxh5 Kxe5 5.h6 Kf6 6.h5 b5 7.Kd2 b4 8.Kc2 e5 9.Kb3
e4 10.Kxb4 b5 11.Kc3 e3
  ²  (0.38)   Depth: 28   00:02:34  101954kN, tb=1211
1.e5 Kb3 2.h4 Kxc4 3.g4 Kd4 4.gxh5 Kxe5 5.h6 Kf6 6.h5 b5 7.Kd2 b4 8.Kc2 e5 9.Kb3
e4 10.Kxb4 b5 11.Kc3 e3
  ±  (1.28)   Depth: 29   00:09:25  361514kN, tb=5664
1.e5 Kb3 2.h4 Kxc4 3.g4 Kd4 4.gxh5 Kxe5 5.h6 Kf6 6.h5 b5 7.Kd2 b4 8.Kc2 e5 9.Kb3
e4 10.Kxb4 b6 11.Kc3 e3
  +-  (1.66)   Depth: 29   00:15:58  619182kN, tb=7591

(Irazoqui, Cadaqués 05.05.2003)


Grigoriev,N - Study
8/1p3p2/1p2p3/7p/2P1P3/k6P/6P1/4K3 w - - 0 1

Analysis by Junior 7.0:

1.Kf2 Kb4 2.g4 hxg4
  µ  (-0.84)   Depth: 6   00:00:00
1.Kd2 Kb4 2.Kd3 Kc5 3.g3
  µ  (-0.77)   Depth: 9   00:00:00
1.Kd2 Kb4 2.Kd3 Kc5 3.g3
  µ  (-0.77)   Depth: 9   00:00:00  1kN
1.Kd2 Kb4 2.Kd3 Kc5 3.g3
  µ  (-0.77)   Depth: 9   00:00:00  1kN
1.Kd2 Kb4 2.Kd3 Kc5 3.g3
  µ  (-0.77)   Depth: 9   00:00:00  1kN
1.Kd2 Kb4 2.Kd3 Kc5 3.g3
  µ  (-0.77)   Depth: 9   00:00:00  1kN
1.Kd2 Kb4 2.Kd3 Kc5 3.g3
  µ  (-0.77)   Depth: 9   00:00:00  1kN
1.Kd2 e5 2.Kd3 Kb4 3.g4 hxg4 4.hxg4 f6
  µ  (-0.77)   Depth: 12   00:00:00  9kN
1.Kd2 Kb4 2.Kd3 b5 3.cxb5 Kxb5 4.Kd4 Kc6 5.g4 hxg4 6.hxg4
  µ  (-1.27)   Depth: 15   00:00:00  99kN
1.Kd2 Kb4 2.Kd3 e5 3.g3 f6 4.h4 Kb3 5.Ke3 Kxc4
  µ  (-1.36)   Depth: 18   00:00:00  447kN
1.Kf2 Kb4 2.h4 f5 3.exf5 exf5 4.Ke3 Kxc4 5.Kf4 b5 6.Kxf5 Kd3
  µ  (-1.07)   Depth: 18   00:00:00  751kN, tb=3
1.h4!
  µ  (-0.97)   Depth: 18   00:00:00  919kN, tb=3
1.h4 f5 2.exf5 exf5 3.Kd2 Kb4 4.Ke3 Kxc4 5.Kf4 Kd3 6.Kxf5 Kd4
  µ  (-0.80)   Depth: 18   00:00:01  1720kN, tb=3
1.h4 f5 2.exf5 exf5 3.Kd2 Kb4 4.Kd3 b5 5.cxb5 Kxb5 6.Kd4 Ka4 7.Ke5 b5 8.Kxf5
  ³  (-0.61)   Depth: 21   00:00:02  3808kN, tb=38
1.h4 f5 2.exf5 exf5 3.Kd2 Kb4 4.Kd3 Kc5 5.g3
  ³  (-0.59)   Depth: 24   00:00:08  11175kN, tb=354
1.h4 f5 2.exf5 exf5 3.Kd2 Kb4 4.Kd3
  ³  (-0.59)   Depth: 26   00:00:23  29877kN, tb=4425
1.h4 f5 2.exf5 exf5 3.Kd2 Kb4 4.Kd3 b5 5.cxb5 Kxb5 6.Kd4 Ka4 7.Ke5 b5 8.Kd4 b4
  µ  (-1.26)   Depth: 28   00:00:53  64876kN, tb=11829
1.h4 f5 2.exf5 exf5 3.Kd2 Kb4 4.Kd3
  µ  (-1.26)   Depth: 30   00:01:32  109722kN, tb=28396
1.h4 f5 2.exf5 exf5 3.Kd2 Kb4 4.Kd3
  µ  (-1.26)   Depth: 31   00:02:49  193931kN, tb=67642
1.h4 f5
  -+  (-1.56)   Depth: 32   00:05:54  420087kN, tb=189548

(Irazoqui, Cadaqués 05.05.2003)



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