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During his college years Sinovic also played for Chicago Fire Premier in the USL Premier Development League , helping the team to the 2009 USL PDL championship game .
 Sinovic, Chicago Fire Premier, USL Premier Development League, USL
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Sinovic, Chicago Fire Premier, USL Premier Development League, USL