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After stealing a kryptonite-powered suit from Lex , Lana absorbs an enormous amount of kryptonite radiation , which prohibits her from getting too close to Clark , and she leaves Smallville for good , but vowed to continue to use her powers to preserve life .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
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