Original sentence: During those times, the island was allegedly referred to as the Jail Island or the Hell Island among Korean workers
Edited sentence: <ref>The survivors of the forced labor recalls that none of the forced workers were given any type of safety equipments but a piece of cloth for their undergarment; they were neither payed for their work nor fed properly.During those times, the island was also known as the Jail Island or the Hell Island.In 2008, the Japanese Agency for Cultural Affairs added it along with other industrial properties to the tentative list for UNESCO World Heritage approval.Nearly 100 bodies of Korean and Chinese workers who died from the forced labour was moved to and buried at Takeshima island; today, somewhere on the Takeshima island stands a gravestone (stone tower) erected in repose of the deceased victims' soul.They used about 60,000 Koreans whose age were youngest as 14 years old for forced labor-the smaller the workers were, the more suitable they were to work in the cramped environment of the mines