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In recent years with Arsenal being less competitive , the rivalry has dimished somewhat , according to former player Lee Dixon , while Manchester United has also stated that the two teams have cooled from those " heated " exchanges .
 Arsenal, Lee Dixon, Manchester
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Arsenal, Lee Dixon, Manchester