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His first appearance of the season was in Liverpool 's 1 – 1 draw with Chelsea , coming on as an 89th minute substitute for Philippe Coutinho .
 Liverpool, Chelsea, Philippe Coutinho
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Liverpool, Chelsea, Philippe Coutinho