This is reportedly the largest known nakade (dead shape). From Sensei's Library
Author stevertigo
Difficulty 2 dan (history)
AVG solve time 72 sec
User attempts 452 / 3654
Genre life and death
Similar problems
Created 2002-02-10
Source Igo Hatsuyo-Ron, via Senseis Library
Stars 4.6  (5 votes)
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Your attempts N/A