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Mark Miller ( born 22 September 1962 in England ) was a professional footballer , and is currently manager of Maltese Premier League side Valletta FC .
 Mark Miller, England, Valletta FC
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Mark Miller, England, Valletta FC