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He was from 2007 , the goalkeeping coach at Excelsior Mouscron until June 2009 , and a short time later became the goalkeeper coach at RAEC Mons .
 Excelsior Mouscron, goalkeeper, RAEC Mons
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Excelsior Mouscron, goalkeeper, RAEC Mons