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Gibson made his Premier League debut on 15 November 2008 , appearing as a second half substitute against Stoke City , before making his UEFA Champions League debut ten days later , coming on as a substitute for Darren Fletcher against Villarreal on 25 November 2008 .
 Gibson, Stoke City, UEFA Champions League, Darren Fletcher, Villarreal
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Gibson, Stoke City, UEFA Champions League, Darren Fletcher, Villarreal