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Kenneth Alan Florian ( born May 26 , 1976 ) is a retired Peruvian-American mixed martial artist who formerly competed as a lightweight in the Ultimate Fighting Championship .
 Florian, Ultimate Fighting Championship
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Florian, Ultimate Fighting Championship