This problem is taken from the Nihon Ki-in web site (http://www.nihonkiin.or.jp/news/2012/12/15_1.html). The solution is also found on the web site, but I chose not to give the link here. Please note: ko is not a solution, even though one side may lack ko threats.
Author unkx80
Difficulty 6 dan (history)
AVG solve time 85 sec
User attempts 135 / 467
Genre life and death
Similar problems
Created 2013-01-07
Source Nihon Ki-in web site (http://www.nihonkiin.or.jp/news/2012/12/15_1.html)
Stars 3  (2 votes)
Collections
Your attempts N/A
This feature allows you to explore how other users have tried to solve this problem. The number appearing in an intersection shows how many people went down that particular path. As well as being nice for curiosity's sake, this feature also shows problem creators where they might need to add more explanations of why certain moves don't work.
User Attempts
Name User Rating When Result Path Time
โ€” 5 dan 2023-11-04 04:36:29 Got It E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 H13 N/A
โ€” 5 kyu 2023-07-31 03:13:43 Failed E14 D17 E13 D19 H11 H14 J12 H12 N/A
โ€” 13 kyu 2023-06-18 07:08:35 Got It E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 H13 N/A
โ€” 13 kyu 2023-06-17 15:26:58 Failed H19 N/A
โ€” 1 kyu 2022-11-29 10:23:15 Got It E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 H13 N/A
:go 1 dan 2021-12-18 18:59:32 Got It E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 H13 N/A
โ€” 2 kyu 2021-11-20 11:45:06 Failed H15 D17 N/A
โ€” 6 dan 2016-12-06 13:13:47 Got It E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 H13 N/A
โ€” 6 dan 2016-12-05 20:23:01 Got It E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 H13 N/A
โ€” 6 dan 2016-12-05 13:55:43 Failed E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 H13 N/A
โ€” 6 kyu 2016-11-10 03:33:16 Failed E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 H13 N/A
โ€” 1 kyu 2016-04-09 23:18:54 Failed H14 D17 N/A
dischord 4 dan 2016-02-28 19:58:22 Got It E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 H13 N/A
โ€” 1 kyu 2016-02-07 21:03:02 Failed E14 D17 E13 D19 H14 H15 J14 H12 J12 H11 N/A
โ€” 1 dan 2016-02-05 17:11:17 Failed H15 D17 N/A
โ€” 6 dan 2016-01-18 12:21:33 Got It E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 H13 N/A
โ€” 1 kyu 2016-01-05 00:14:03 Failed H14 D17 N/A
โ€” 5 dan 2015-12-15 13:02:17 Failed H15 D17 N/A
โ€” 1 kyu 2015-11-22 22:23:05 Got It E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 H13 N/A
โ€” 8 dan 2015-10-16 23:38:30 Got It E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 H13 N/A
โ€” 13 kyu 2015-09-29 14:44:14 Got It E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 H13 N/A
โ€” 3 dan 2015-09-28 08:13:22 Failed H19 N/A
โ€” 1 kyu 2015-09-09 10:09:33 Got It E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 H13 N/A
โ€” 6 dan 2015-06-24 00:40:00 Got It E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 H13 N/A
โ€” 3 dan 2015-06-18 08:58:46 Failed H15 D17 N/A
โ€” 5 dan 2015-06-14 14:38:29 Got It E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 H13 N/A
โ€” 6 dan 2015-04-14 00:02:29 Got It E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 H13 N/A
โ€” 6 dan 2015-04-13 22:46:39 Failed E14 D17 D19 E13 N/A
briv 3 dan 2015-03-05 01:48:29 Failed H19 N/A
โ€” 6 dan 2015-02-17 06:42:37 Got It E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 H13 N/A
โ€” 6 dan 2014-11-26 14:10:12 Got It E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 H13 N/A
โ€” 6 dan 2014-11-26 14:05:20 Failed D17 E14 N/A
โ€” 6 dan 2014-10-19 01:49:32 Got It E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 H13 N/A
โ€” 6 dan 2014-09-12 15:16:04 Got It E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 H13 N/A
โ€” 6 dan 2014-08-04 13:16:49 Got It E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 H13 N/A
Field Mouse 5 dan 2014-07-26 01:23:08 Got It E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 N/A
โ€” 6 dan 2014-07-18 04:34:04 Got It E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 H13 N/A
โ€” 6 dan 2014-06-30 20:08:07 Got It E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 H13 N/A
โ€” 6 dan 2014-06-15 07:11:45 Got It E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 H13 N/A
โ€” 6 dan 2014-06-03 17:18:22 Got It E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 H13 N/A
โ€” 6 dan 2014-05-21 12:41:15 Got It E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 H13 N/A
โ€” 6 dan 2014-05-18 04:49:16 Got It E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 H13 N/A
โ€” 8 dan 2014-01-25 10:05:10 Failed E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 H13 N/A
โ€” 1 dan 2013-12-15 14:07:07 Failed E14 D17 E13 D19 H11 H14 J12 H12 N/A
โ€” 5 dan 2013-10-19 22:15:18 Failed D19 D17 N/A
โ€” 4 dan 2013-10-15 15:18:27 Got It E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 N/A
โ€” 5 dan 2013-04-11 20:03:49 Failed E14 D17 E13 D19 H11 H14 J12 H12 N/A
BartTM 2 kyu 2013-03-04 11:14:07 Failed E14 D17 E13 D19 J14 H14 J12 H11 N/A
โ€” 6 kyu 2013-02-25 05:14:20 Failed E14 D17 H19 N/A
โ€” 4 kyu 2013-02-07 09:19:13 Failed E14 D17 E13 D19 H11 H14 J12 H12 N/A
Bleedo 2 kyu 2013-01-29 20:03:07 Got It E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 N/A
Bleedo 2 kyu 2013-01-29 20:01:43 Failed D17 E14 N/A
Zander 5 kyu 2013-01-28 14:10:19 Got It E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 H13 N/A
WTD 5 kyu 2013-01-28 08:10:34 Got It E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 N/A
โ€” 5 dan 2013-01-25 11:43:39 Got It E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 H13 N/A
โ€” 1 kyu 2013-01-11 09:58:31 Failed H19 N/A
โ€” 6 kyu 2013-01-10 18:52:16 Failed E14 D17 H19 N/A
Daniel 6 kyu 2013-01-10 17:50:40 Failed E14 D17 E17 E13 N/A
โ€” 1 kyu 2013-01-09 10:28:42 Failed E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 N/A
Field Mouse 5 dan 2013-01-09 09:36:54 Got It E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 N/A
DDZZ 14 kyu 2013-01-08 13:06:32 Failed D19 D17 N/A
โ€” 10 kyu 2013-01-08 07:44:22 Failed E14 D17 E13 D19 H11 H14 H12 J12 N/A
โ€” 18 kyu 2013-01-08 07:00:24 Failed E17 E14 N/A
krt 9 dan 2013-01-07 19:42:53 Got It E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 N/A
โ€”ยด000 7 dan 2013-01-07 19:17:55 Got It E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 N/A
โ€”ยด000 7 dan 2013-01-07 19:17:48 Failed E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 N/A
โ€” 4 dan 2013-01-07 17:20:36 Got It E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 N/A
โ€” 4 dan 2013-01-07 17:17:17 Failed E14 D17 E17 E13 N/A
โ€” 6 kyu 2013-01-07 15:31:51 Failed E14 D17 D19 E13 N/A
โ€” 9 kyu 2013-01-07 13:56:33 Failed E14 D17 E17 E13 N/A
โ€” 1 dan 2013-01-07 13:54:01 Got It E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 N/A
โ€” 6 kyu 2013-01-07 11:45:21 Failed E14 D17 E13 D19 H11 H14 J12 H12 N/A
โ€” 1 dan 2013-01-07 11:29:01 Got It E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 N/A
โ€” 7 dan 2013-01-07 11:10:12 Got It E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 N/A
Count Result Path
28 Got It E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 H13
11 Got It E14 D17 E13 D19 H14 H15 H11 J14 J12 H12
5 Failed E14 D17 E13 D19 H11 H14 J12 H12
4 Failed H15 D17
4 Failed H19
3 Failed E14 D17 E17 E13
3 Failed E14 D17 E13 D19 H14 H15 H11 J14 J12 H12 H13
2 Failed E14 D17 H19
2 Failed H14 D17
2 Failed D17 E14
2 Failed D19 D17
2 Failed E14 D17 E13 D19 H14 H15 H11 J14 J12 H12
2 Failed E14 D17 D19 E13
1 Failed E14 D17 E13 D19 H11 H14 H12 J12
1 Failed E14 D17 E13 D19 J14 H14 J12 H11
1 Failed E17 E14
1 Failed E14 D17 E13 D19 H14 H15 J14 H12 J12 H11