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Subject: Re: Pawn ending ==> Taimanov-Zakharov,USSR 1969

Author: Ed Schröder

Date: 23:16:42 10/03/01

Go up one level in this thread


On October 03, 2001 at 19:49:56, Slater Wold wrote:

>On October 03, 2001 at 15:45:32, José Antônio Fabiano Mendes wrote:
>
>>      Taimanov-Zakharov,USSR 1969 === Black to move and win
>>      [D]8/5p2/7p/5pk1/8/5KPP/8/8 b
>>      Source:  http://chesscafe.com/text/secpawnendings.txt
>
>Here are my results:
>
>W,S - Deep Junior 7
>8/5p2/7p/5pk1/8/5KPP/8/8 b - - 0 1
>
>Analysis by Deep Junior 7:
>
>1...h5 2.h4+ Kf6
>  ³  (-0.44)   Depth: 3   00:00:01
>1...h5 2.h4+ Kg6 3.Kf4 f6
>  =  (-0.14)   Depth: 6   00:00:01
>1...h5 2.h4+ Kg6 3.Kf4 f6
>  =  (-0.14)   Depth: 6   00:00:01
>1...h5 2.h4+ Kg6 3.Ke3 f6 4.Kf4
>  ³  (-0.26)   Depth: 9   00:00:01  1kN
>1...f6 2.h4+ Kh5 3.Kf4 Kg6 4.h5+ Kxh5 5.Kxf5
>  ³  (-0.40)   Depth: 9   00:00:01  1kN
>1...f6 2.h4+
>  =  (-0.10)   Depth: 12   00:00:01  6kN, tb=12
>1...h5 2.h4+ Kg6 3.Ke3 Kg7 4.Kf3 Kf6 5.Kf4
>  =  (-0.18)   Depth: 12   00:00:01  6kN, tb=30
>1...Kf6 2.Kf4 Ke6 3.h4 Kf6 4.h5
>  =  (-0.19)   Depth: 12   00:00:01  8kN, tb=33
>1...f4 2.gxf4+ Kh4 3.Kg2
>  ³  (-0.45)   Depth: 12   00:00:01  11kN, tb=48
>1...f4 2.gxf4+ Kh4 3.Kg2 h5 4.Kh2 f6 5.Kg2 f5 6.Kh2
>  ³  (-0.52)   Depth: 15   00:00:01  27kN, tb=120
>1...f4 2.gxf4+
>  =  (-0.22)   Depth: 18   00:00:01  94kN, tb=422
>1...f4 2.gxf4+ Kf5 3.Ke3 h5 4.Kf3 h4 5.Ke3 Ke6 6.Kf3 f5 7.Kg2 Kf6
>  =  (-0.05)   Depth: 21   00:00:01  220kN, tb=1069
>1...h5 2.h4+ Kg6 3.Ke3 Kg7 4.Kf3 f6 5.Kf4 Kg6 6.Kf3 Kf7 7.Kf4
>  =  (-0.15)   Depth: 21   00:00:01  220kN, tb=1479
>1...Kg6 2.Ke3 Kg7 3.Kf4 Kf6 4.g4 Kg6 5.gxf5+ Kh5 6.Ke5 Kh4 7.Kf6
>  =  (-0.16)   Depth: 21   00:00:01  246kN, tb=1865
>1...Kg6 2.Ke3 Kg7 3.Kf4 Kf6 4.Ke3
>  =  (-0.16)   Depth: 24   00:00:01  484kN, tb=2895
>1...Kg6 2.Ke3 Kg7 3.Kf4 Kf6 4.Ke3
>  =  (-0.16)   Depth: 27   00:00:02  812kN, tb=5559
>1...Kg6 2.Ke3 Kg7 3.Kf3 h5 4.Kf4 Kg6 5.Ke3 Kg5 6.Kf3 f6 7.h4+ Kh6 8.Ke3 Kh7
>  =  (-0.03)   Depth: 30   00:00:03  1665kN, tb=11934
>1...h5 2.h4+ Kg6 3.Ke3 Kg7 4.Kf3 f6 5.Kf4 Kg6 6.Kf3
>  =  (-0.04)   Depth: 30   00:00:04  1906kN, tb=15592
>1...h5!
>  ³  (-0.34)   Depth: 33   00:00:07  3599kN, tb=23035
>1...h5 2.h4+ Kg6 3.Ke3 Kg7 4.Kf3 f6 5.Kf4 Kg6 6.Ke3
>  =  (0.05)   Depth: 36   00:00:25  13755kN, tb=60299
>1...h5 2.h4+ Kg6 3.Ke3 Kg7 4.Kf3 f6 5.Kf4 Kg6 6.Ke3
>  =  (0.05)   Depth: 39   00:01:01  34240kN, tb=133090
>1...h5 2.h4+ Kg6 3.Ke3 Kg7 4.Kf3 f6 5.Kf4 Kg6 6.Ke3
>  =  (0.04)   Depth: 42   00:03:06  131608kN, tb=512725
>
>(W,  03.10.2001)
>
>
>W,S - Shredder 5.32
>8/5p2/7p/5pk1/8/5KPP/8/8 b - - 0 1
>
>Analysis by Shredder 5.32:
>
>1...f6 2.Ke3 h5 3.Kf3
>  µ  (-0.77)   Depth: 1/2   00:00:00
>1...h5 2.h4+ Kf6 3.Kf4 Ke6
>  µ  (-0.88)   Depth: 1/2   00:00:00
>1...h5 2.Ke3 f6 3.Kd4 h4
>  ³  (-0.63)   Depth: 1/2   00:00:00
>1...Kg6 2.Kf4 Kf6 3.h4
>  ³  (-0.67)   Depth: 1/2   00:00:00
>1...Kg6 2.Kf4 Kf6 3.h4
>  ³  (-0.67)   Depth: 1/2   00:00:00
>1...Kg6 2.Kf4 Kf6 3.h4 h5
>  ³  (-0.64)   Depth: 2/4   00:00:00
>1...f6 2.h4+ Kg6 3.Kf4 h5 4.Kf3
>  ³  (-0.67)   Depth: 2/4   00:00:00
>1...f6 2.h4+ Kg6 3.Ke3 h5 4.Kf4
>  ³  (-0.67)   Depth: 2/4   00:00:00
>1...f6 2.h4+ Kg6 3.Ke3 h5 4.Kf4
>  µ  (-0.77)   Depth: 3/6   00:00:00
>1...f6 2.h4+ Kg6 3.Ke3 h5 4.Kf4
>  µ  (-0.77)   Depth: 4/8   00:00:00
>1...f6 2.h4+ Kg6 3.Ke2 h5 4.g4
>  µ  (-0.77)   Depth: 5/10   00:00:00
>1...f6 2.h4+ Kg6 3.Kf2 h5 4.Kf3 Kh6 5.Kf4
>  ³  (-0.67)   Depth: 6/12   00:00:00  4kN, tb=88
>1...Kf6 2.Kf4 h5 3.h4 Ke6 4.Kg5 Kd6 5.Kxf5
>  ³  (-0.68)   Depth: 6/12   00:00:00  4kN, tb=103
>1...Kf6 2.Kf4 Ke6 3.g4 fxg4 4.hxg4
>  ³  (-0.42)   Depth: 6/12   00:00:00  5kN, tb=119
>1...h5 2.h4+ Kf6 3.Kf4 Ke6 4.Kg5 Kd6 5.Kxf5
>  ³  (-0.46)   Depth: 6/12   00:00:00  6kN, tb=132
>1...h5 2.h4+ Kf6 3.Kf4 Ke6 4.Kg5 Kd5 5.Kxf5 Kd4
>  ³  (-0.67)   Depth: 6/12   00:00:00  6kN, tb=140
>1...h5 2.h4+ Kg6 3.Ke3 Kg7 4.Kf2 f6 5.Kf3 Kf7 6.Ke2 f4 7.gxf4
>  ³  (-0.60)   Depth: 7/14   00:00:00  8kN, tb=249
>1...h5 2.h4+ Kg6 3.Ke3 Kg7 4.Kf3 f6 5.Kf4 Kg6 6.Kf3 Kh6 7.g4 fxg4+ 8.Ke4
>  ³  (-0.67)   Depth: 8/16   00:00:00  10kN, tb=362
>1...h5 2.h4+ Kg6 3.Ke3 Kg7 4.Kf3 f6 5.Ke3 Kh6 6.g4 hxg4
>  ³  (-0.68)   Depth: 9/18   00:00:00  15kN, tb=683
>1...h5 2.h4+ Kg6 3.Ke3 Kg7 4.Kf3 f6 5.Ke3 Kf7 6.Kf4 Ke6
>  µ  (-0.76)   Depth: 10/20   00:00:00  20kN, tb=969
>1...h5 2.h4+ Kg6 3.Ke3 Kg7 4.Kf3 f6 5.Ke3 Kh7 6.Kf3 Kh6 7.Ke3 Kh7 8.Kf3
>  ³  (-0.67)   Depth: 11/22   00:00:00  28kN, tb=1379
>1...Kf6 2.Kf4 Kg6 3.g4 f6 4.Ke3 Kg5 5.Kf3 Kh4 6.Ke3 fxg4 7.Kf4
>  ³  (-0.68)   Depth: 11/22   00:00:00  38kN, tb=1882
>1...Kf6 2.Kf4 Kg7 3.Kxf5 f6
>  ³  (-0.60)   Depth: 11/22   00:00:00  39kN, tb=1915
>1...Kf6 2.Kf4 Ke6 3.g4 f6 4.gxf5+ Kd5 5.Kf3 Kd4 6.Kg4 Ke5 7.h4 h5+ 8.Kxh5
>  ³  (-0.34)   Depth: 12/24   00:00:00  50kN, tb=2419
>1...Kf6 2.Kf4 Ke6 3.g4 f6 4.gxf5+ Kd5 5.Kg4 Ke5 6.Kh5 Kxf5
>  =  (-0.01)   Depth: 12/24   00:00:00  55kN, tb=2632
>1...h5 2.h4+ Kg6 3.Ke3 Kg7 4.Kf3 f6 5.Ke2 Kg6 6.Kd3 f4 7.gxf4 Kf5
>  =  (-0.02)   Depth: 12/24   00:00:00  60kN, tb=2813
>1...h5 2.Ke3 f4+ 3.Kd3
>  ³  (-0.37)   Depth: 12/24   00:00:00  62kN, tb=2846
>1...h5 2.h4+ Kg6 3.Ke3 Kg7 4.Kf3 f6 5.Kf4 Kg6 6.Ke3 Kf7 7.Kf3 Ke7 8.Ke3 Kd6
>  ³  (-0.65)   Depth: 12/24   00:00:00  100kN, tb=3839
>1...h5 2.h4+ Kg6 3.Ke3 Kg7 4.Kf3 f6 5.Kf4 Kg6 6.Ke3 Kf7 7.Kf3 Ke7 8.Kg2 Kd7
>9.Kf3
>  ³  (-0.65)   Depth: 13/25   00:00:00  127kN, tb=4523
>1...h5 2.h4+ Kg6 3.Ke3 Kg7 4.Kf3 f6 5.Kf4 Kg6 6.Ke3 Kf7 7.Kf3 Ke7 8.Kg2 Kd7
>9.Kf3 Kd6 10.Kf4 Ke6 11.Ke3 Ke5 12.Kd3 Kd5 13.Kc3 Kd6 14.Kb3 Ke6 15.Ka2 f4
>  µ  (-0.80)   Depth: 14/26   00:00:01  159kN, tb=5193
>1...h5 2.h4+ Kg6 3.Ke3 Kg7 4.Kf3 f6 5.Kf4 Kg6 6.Ke3 Kf7 7.Kf3 Ke7 8.Kg2 Kd7
>9.Kh3 Ke6 10.Kg2 Ke5 11.Kh2 Kd5 12.Kg1 Ke6 13.Kh1 Ke5 14.Kh2 Kd5
>  µ  (-0.72)   Depth: 15/27   00:00:01  185kN, tb=5822
>1...h5 2.h4+ Kg6 3.Ke3 Kg7 4.Kf3 f6 5.Kf4 Kg6 6.Ke3 Kf7 7.g4 hxg4 8.Kd2
>  µ  (-0.76)   Depth: 16/28   00:00:01  240kN, tb=6580
>1...h5 2.h4+ Kg6 3.Ke3 Kg7 4.Kf3 f6 5.Kf4 Kg6 6.Ke3 Kf7 7.g4 hxg4 8.Kd2
>  µ  (-0.88)   Depth: 17/29   00:00:01  407kN, tb=7505
>1...h5 2.h4+ Kg6 3.Ke3 Kg7 4.Kf3 f6 5.Kf4 Kg6 6.Ke3 Kf7 7.Kd4 Ke7 8.Kd5 Kd7 9.g4
>hxg4 10.h5 g3 11.Kd4 f4
>  µ  (-0.80)   Depth: 18/30   00:00:01  481kN, tb=8800
>1...h5 2.h4+ Kg6 3.Ke3 Kg7 4.Kf3 f6 5.Kf4 Kg6 6.Ke3 Kf7 7.Kd4 Ke7 8.Kc4 Ke6
>9.Kd3 Ke5 10.Kc2 Kd5 11.g4 hxg4 12.h5
>  µ  (-0.81)   Depth: 19/31   00:00:01  633kN, tb=10513
>1...h5 2.h4+ Kg6 3.Ke3 Kg7 4.Kf3 f6 5.Kf4 Kg6 6.Ke3 Kf7 7.Kd4 Ke7 8.Kc4 Ke6 9.g4
>hxg4 10.h5
>  µ  (-0.80)   Depth: 20/32   00:00:02  763kN, tb=12901
>1...h5 2.h4+ Kg6 3.Ke3 Kg7 4.Kf3 f6 5.Kf4 Kg6 6.Ke3 Kf7 7.Kd4 Ke7 8.Kc4 Ke6
>9.Kd3 Ke5 10.Kc2 Kd5 11.g4 hxg4 12.h5
>  µ  (-1.05)   Depth: 21/33   00:00:06  4234kN, tb=17827
>1...h5 2.h4+ Kg6 3.Ke3 Kg7 4.Kf3 f6 5.Kf4 Kg6 6.Ke3 Kf7 7.Kd4 Ke7 8.Kc4 Ke6
>9.Kb4 Ke5 10.g4 hxg4 11.h5
>  µ  (-1.26)   Depth: 21/33   00:00:10  8040kN, tb=21809
>1...h5 2.h4+ Kg6 3.Ke3 Kg7 4.Kf3 f6 5.Kf4 Kg6 6.Ke3 Kf7 7.Kd4 Ke7 8.Kc4 Ke6
>9.Kb4 Ke5 10.g4 hxg4 11.h5
>  µ  (-1.26)   Depth: 22/34   00:00:10  8398kN, tb=25887
>1...h5 2.h4+ Kg6 3.Ke3 Kg7 4.Kf3 f6 5.Kf4 Kg6 6.Ke3 Kf7 7.Kd4 Ke7 8.Kc4 Ke6
>9.Kb4 Ke5 10.g4 hxg4 11.h5
>  -+  (-1.51)   Depth: 23/35   00:00:22  18629kN, tb=42854
>1...h5 2.h4+ Kf6 3.Kf4 Ke6 4.Kg5 Ke5 5.Kxh5 Kd5 6.Kh6 Ke6 7.h5 Ke5 8.Kh7 Kf6
>9.h6 Kg5 10.Kg7 f6 11.g4 Kh4 12.gxf5 Kh3 13.Kxf6
>  -+  (-1.51)   Depth: 23/35   00:00:22  18948kN, tb=43607
>1...h5 2.h4+ Kg6 3.Ke3 Kg7 4.Kf3 f6 5.Ke3 Kf7 6.Kf3 Ke7 7.Kg2 Kd7 8.Kf3 Kd6 9.g4
>hxg4+ 10.Ke3 Ke6 11.Kf4 Kd7 12.Kg3 Ke8 13.Kg2 Kd8 14.h5 Ke7 15.Kh2 Kf7
>  -+  (-1.56)   Depth: 24/36   00:00:38  35686kN, tb=65974
>1...h5 2.h4+ Kg6 3.Ke3 Kg7 4.Kf3 f6 5.Ke3 Kf7 6.Kf3 Ke7 7.Ke3 Kd6 8.Kf4 Ke6
>9.Ke3 Ke5 10.Kd3 Kd5 11.Kc3 Kd6 12.g4 hxg4 13.Kd4
>  -+  (-1.56)   Depth: 25/37   00:00:41  36249kN, tb=76681
>1...h5 2.h4+ Kg6 3.Ke3 Kg7 4.Kf3 f6 5.Ke3 Kf7 6.Kf3 Ke7 7.Ke3 Kd6 8.Kf4 Ke6
>9.Ke3 Ke5 10.Kd3 Kd5 11.Kc3 Kd6 12.g4 hxg4 13.Kd4
>  -+  (-1.81)   Depth: 26/38   00:01:35  88042kN, tb=150961
>1...h5 2.h4+ Kg6 3.Ke3 Kg7 4.Kf3 f6 5.Ke3 Kf7 6.Kf3 Ke7 7.Ke3 Kd6 8.Kf4 Ke6
>9.Ke3 Ke5 10.Kd3 Kd5 11.Kc3 Kd6 12.g4 hxg4 13.Kd4
>  -+  (-2.24)   Depth: 26/38   00:02:37  150546kN, tb=235009
>1...h5 2.h4+ Kg6 3.Ke3 Kg7 4.Kf3 f6 5.Ke3 Kf7 6.Kf3 Ke7 7.Ke3 Kd6 8.Kf4 Ke6
>9.Ke3 Ke5 10.Kd3 Kd5 11.Kc3 Kd6 12.g4 hxg4 13.Kd4
>  -+  (-2.49)   Depth: 27/39   00:05:05  295785kN, tb=538746
>
>(W,  03.10.2001)
>
>
>
>Interesting..........
>
>
>
>
>Slate


I also get 1..h5 with a +2.4 score so I really wonder if 1..Kf6 is the
move to win.

Ed

========================================

00:00:14 26.00  1.44   1..h5 2.h4+ Kg6 3.Ke3 Kg7 4.Kf3
                       Kg6 5.Ke3 Kg7 6.Kf3  (12)

00:00:20 27.00  1.44   1..h5 2.h4+ Kg6 3.Ke3 Kg7 4.Kf3
                       Kg6 5.Ke3 Kg7 6.Kf3  (15)

00:00:29 28.00  1.44   1..h5 2.h4+ Kg6 3.Ke3 Kg7 4.Kf3
                       Kg6 5.Ke3 Kg7 6.Kf3  (22)

00:00:46 29.00  1.44   1..h5 2.h4+ Kg6 3.Ke3 Kg7 4.Kf3
                       Kg6 5.Ke3 Kg7 6.Kf3  (32)

00:03:16 30.00  2.36   1..h5 2.h4+ Kg6 3.Ke3 Kg7 4.Kf3
                       f6 5.Kf4 Kg6 6.Ke3 Kf7 7.Kf3 Ke7
                       8.Ke3 Kd7 9.Kd4 Kd6 10.Ke3 Ke5 11.Kd3
                       f4 12.g4 hxg4 13.Ke2  (130)

00:04:21 31.00  2.36   1..h5 2.h4+ Kg6 3.Ke3 Kg7 4.Kf3
                       f6 5.Kf4 Kg6 6.Ke3 Kf7 7.Kf3 Kg7
                       8.Kf4 Kg6 9.Ke3 Kf7 10.Kf3  (203)




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