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Man-eaters have been a particular problem in recent decades in India and Bangladesh , especially in Kumaon , Garhwal and the Sundarbans mangrove swamps of Bengal , where some healthy tigers have hunted humans .
 India, Bangladesh, Kumaon, Garhwal, Sundarbans, Bengal
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 India, Bangladesh, Kumaon, Garhwal, Sundarbans, Bengal